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Western Earth Surface Processes Team


Geologic Reports about the Santa Ana 30 x 60 Degree Quadrangle Region

110K scale map index of Southern California showing the location of the Cuyama 30 x 60 degree Quadrangle Location map of the Santa Ana 30 x 60 Degree Quadrangle.



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Selected Bibliographic References, Santa Ana 30' x 60' Quadrangle

Morton, D.M., 1999, Preliminary digital geologic map of the Santa Ana 30' x 60' quadrangle, Southern California, version 1.0: U.S. Geological Survey Open-File Report 99-172, scale 1:100,000.


Engineering-Geology Studies


Fumal, T.E., and Tinsley, J.C., 1985, ,Mapping shear-wave velocities of near-surface geologic materials, in Ziony, J.I., ed., Evaluating earthquake hazards in the Los Angeles region-an earth-science perspective: U.S. Geological Survey Professional Paper 1360, p. 127-149.

Morton, P.K., Miller, R.V., and Evans, J.R., 1979, Environmental Geology of Orange County, California: California Division of Mines and Geology Open-File Report 79-8, 474 p.


Geologic Hazards Studies


Fife, D.L., Rodgers, D.A., Chase, G.W., Chapman, R.H., and Sprotte, E.C., 1976, Geologic hazards in southwestern San Bernardino County, California: California Division of Mines and Geology Special Report 113, 40 p.

Fumal, T.E., and Tinsley, J.C., 1985, ,Mapping shear-wave velocities of near-surface geologic materials, in Ziony, J.I., ed., Evaluating earthquake hazards in the Los Angeles region-an earth-science perspective: U.S. Geological Survey Professional Paper 1360, p. 127-149.

Tan, S.S., 1988, Landslide hazards in the Puente and San Jose Hills, southern California; Los Angeles, Orange, and San Bernardino Counties, California: Landslide Hazards Identification Map No. 12: California Division of Mines and Geology Open File Report OFR 88-21.

Tan, S.S., 1990, Landslide hazards in the north half of the Black Star Canyon [7.5'] quadrangle, Orange and Riverside Counties, California: Landslide Hazards Identification Map No. 17: California Division of Mines and Geology Open File Report OFR 90-19.

Tan, S.S., 1995, Landslide hazards in the Orange quadrangle, Orange County, California: Landslide Hazards Identification Map No. 34: California Division of Mines and Geology Open File Report OFR 95-11, scale 1:12,000.


Mineral-Resource Studies

Evans, J.R. and others, 1979, Aggregates in the greater Los Angeles area [Los Angeles, Orange, Riverside, San Bernardino, and Ventura Counties], California: California Division of Mines and Geology Special Report 139.

Joseph, S.E., 1985, Mineral land classification of the United States Tile Company Dominguez clay/shale deposit, Corona, Riverside County, California: California Division of Mines and Geology Open File Report OFR 85-17.

Miller R.V., 1988, Classification of sand and gravel resource areas, San Bernardino Production-Consumption region [Los Angeles and San Bernardino Counties, California]: California Division of Mines and Geology Special Report 143 (Part VII).

Miller R.V., 1994, Mineral land classification of Portland cement concrete aggregate in Ventura, Los Angeles, and Orange Counties, California, Part II: Los Angeles County: California Division of Mines and Geology Open File Report 94-14, scale 1:100,000.

Miller R.V., 1994, Mineral land classification of Portland cement concrete aggregate in Ventura, Los Angeles, and Orange Counties, California, Part III: Orange County: California Division of Mines and Geology Open File Report 94-15, scale 1:100,000.

Morton, P.K., and Miller, R.V., 1981, Geologic map of Orange County, California showing mines and mineral deposits: California Division of Mines and Geology Bulletin 204, scale 1:48,000.

Sampson, R.J, 1935, Mineral resources of a portion of the Perris block, Riverside County, California: California Journal of Mines and Geology, v. 31, p. 507-521.

Shumway, D. and Silva, M. 1994, Mineral land classification of a part of southwestern San Bernardino County, the San Bernardino Valley area, part V: California Division of Mines and Geology Open File Report 94-08, scale 1:48,000.


Water Resource Studies

Bloyd, R.M., Jr., 1971, Underground storage of imported water in the San Gorgonio Pass area, southern California: Geological Survey Water Supply Paper 1999D.

Carson, S.E., and Matti, J.C., 1985, Contour map showing minimum depth to ground water, Upper Santa Ana River valley, California: U.S. Geological Survey Miscellaneous Field Studies Map MF-1802, 22 p., scale 1:48,000.

Duell, L.F.W., Jr., 1995, Results of a shallow seismic- refraction survey in the Little Valley area near Hemet, Riverside County, California: U.S. Geological Survey Water-Resources Investigations Report 95-4138, 13 p.

Dutcher, L.C., and Garrett, A.A., 1963, Geologic and hydrologic features of the San Bernardino area, California-with special reference to underflow across the San Jacinto fault: U.S. Geological Survey Water-Supply Paper 1419, 114 p.

Eckis, R., 1934, South Coastal basin investigation-Geology and ground-water storage capacity of valley fill: California Department of Water Resources Bulletin 45, 279 p.

Fife, D.L., 1974, Map showing surface waters and marshes in the late 1800's and generalized depth to ground water (1960, 1972), upper Santa Ana Valley, southwestern San Bernardino County, plates 4A and 4B, in Fife, D.L., Rodgers, D.A., Chase, G.W., Chapman, R.H., and Sprotte, E.C., 1976, Geologic hazards in southwestern San Bernardino County, California: California Division of Mines and Geology Special Report 113, 40 p.

Hardt, W.F., and Hutchinson, C.B., 1980, Development and use of a mathematical model of the San Bernardino Valley ground-water basin, California: U.S. Geological Survey Open-File Report 80-576, 80 p.

Izbicki, John A., Danskin, Wesley R., and Mendez, Gregory O., 1998, Chemistry and isotopic composition of ground water along a section near the Newmark area, San Bernardino County, California: U.S. Geological Survey Water Resources Investigation Report 97-4179.

Lippincott, J.B., 1902, Development and application of water near San Bernardino, Colton, and Riverside, California, part 1: U.S. Geological Survey Water-Supply Paper 59, p. 1-95.

Lippincott, J.B., 1902, Development and application of water near San Bernardino, Colton, and Riverside, California, part 2: U.S. Geological Survey Water-Supply Paper 60, p. 97-141.

Lofgren, B.E., 1971, Estimated subsidence in the Chino-Riverside and Bunker Hill-Yucaipa areas in southern California for a postulated water-level lowering, 1965-2015: U.S. Geological Survey Open-File Report, 20 p.

Lofgren, B.E., 1976, Land subsidence and aquifer-system compaction in the San Jacinto Valley, Riverside County, California--A progress report: U.S. Geological Survey Journal of Research, v. 4, no. 1, p. 9-18.

Martin, R., 1979, Bunker Hill artesian zone study: San Bernardino Valley Municipal Water District unpublished report, 53 p. Mendenhall, W.C., 1905, The hydrology of San Bernardino Valley, California: U.S. Geological Survey Water-Supply Paper 142, 124 p.

Poland, J.F., and others, 1956, Ground-water geology of the coastal zone, Long Beach-Santa Ana area, California: U.S. Geological Survey Water Supply Paper 1109.

Rees, T.F., Bright, D.J., Fay, R.G., Christensen, A.H., Anders, Robert, Baharie, B.S., and Land, M.T., 1995, Geohydrology, water quality, and nitrogen geochemistry in the saturated and unsaturated zones beneath various land uses, Riverside and San Bernardino Counties, California, 1991-93: U.S. Geological Survey Water- Resources Investigations Report 94-4127, 267 p.

Waring, G.A., 1919, Ground water in the San Jacinto and Temecula basins, California: U.S. Geological Survey Water-Supply Paper 429, 113 p.

Woolfenden, L.R., and Kadhim, Dina, 1997, Geohydrology and water chemistry in the Rialto-Colton basin, San Bernardino County, California: U.S. Geological Survey Water-Resources Investigations Report 97-4012, 101 p


Earthquake-history, Fault-recurrence, Slip-Rate, Paleoseismology, and Geodetic-strain Investigations

General Seismicity and Strain Studies

Jones, L.M., 1988, Focal mechanisms and the state of stress on the San Andreas fault in southern California: Journal of Geophysical Research, v. 93, no. B8, p. 8869-8891.

Hadley, David, and Kanamori, Hiroo, 1977, Seismic structure of the Transverse Ranges, California: Geological Society of America Bulletin, v. 88, p. 1469-1478.

Hanks, T.C., Hileman, J.A., and Thatcher, Wayne, 1975, Seismic moments of the larger earthquakes of the southern California region: Geological Society of America Bulletin, v. 86, p. 1131-1139.

Hauksson, E., 1990, Earthquakes, faulting, and stress in the Los Angeles basin: Journal of Geophysical Research, v. 95, p. 15,365-15,394.

Humphreys, E.D., and Hager, B.H., 1990, A kinematic model for the late Cenozoic development of southern California crust and upper mantle: Journal of Geophysical Research, v. 95, no. B12, p. 19,747-19,762.

Humphreys, E.D., and Weldon, R.J., II, 1994, Deformation across the western United States: A local estimate of Pacific-North American transform deformation: Journal of Geophysical Research, v. 99, p. 19,975-20,010.

National Earthquake Prediction Evaluation Council, 1988, Probabilities of large earthquakes occurring in California on the San Andreas fault: U.S. Geological Survey Open-File Report 88-398, 62 p.

Petersen, M. D. and Wesnousky, S.G., 1994, Fault slip rates and earthquake histories for active faults in southern California: Bulletin of the Seismological Society of America, Vol. 84, No. 5, p. 1608-1649.

Savage, J.C., 1983, Strain accumulation in western United States: Annual Reviews of Earth and Planetary Sciences, v. 11, p. 11-43.

Savage, J.C., Prescott, W.H., Lisowski, M., and King, N., 1981, Strain accumulation in southern California, 1973-1980: Journal of Geophysical Research, v. 86, p. 6991-7001.

Sibson, R.H., 1985, Stopping of earthquake ruptures at dilational fault jogs: Nature, v. 316, p. 248-251.

Sykes, L.R., and Nishenko, S.P., 1984, Probabilities of occurrence of large plate-rupturing earthquakes for the San Andreas, San Jacinto, and Imperial faults, California, 1983-2003: Journal of Geophysical Research, v. 89, no. B7, p. 59O5-5927.

Sykes, L.R., and Seeber, Leonardo, 1985, Great earthquakes and great asperities, San Andreas fault, southern California: Geology, v. 13, no. 12, p. 835-838.

Weldon, Ray, and Humphreys, Eugene, 1986, A kinematic model of southern California: Tectonics, v. 5, no. 1, p. 33-48.

Wesnousky, S.G., 1986, Earthquakes, Quaternary faults, and seismic hazards in California: Journal of Geophysical Research, v. 91, p. 12587-12631.

Wesnousky, S.G., 1988, Seismological and structural evolution of strike-slip faults: Nature, v. 335, No. 6188, p. 340-344.

Wesson, R.L., and Wallace, R.E., 1985, Predicting the next great earthquake in California: Scientific American, v. 252, no. 2, p. 35-43.

Working Group on California Earthquake Probabilities, 1995, Seismic hazards in southern California: Probable earthquakes, 1994-2024: Bulletin of the Seismological Society of America, v. 85, p. 379-439.


Elsinore Fault Studies


Hull, A.G., and Nicholson, Craig, 1992, Seismotectonics of the northern Elsinore Fault zone, southern California: Bulletin of the Seismological Society of America, v. 82, p. 800-818.

Kennedy, M.P., 1977, Recency and character of faulting along the Elsinore fault zone in southern Riverside County, California: California Division of Mines and Geology Special Report 131, 12 p.

Lamar, D.L., and Rockwell, T.K., 1986, An overview of the tectonics of the Elsinore fault zone: Field Trip 18 of Ehlig, P.L., compiler, Neotectonics and faulting in southern California: Geological Society of America Guidebook and Volume, Cordilleran Section, p. 149-158.

Langenkamp, David, and Combs, Jim, 1974, Microearthquake study of the Elsinore fault zone, southern California: Seismological Society of America Bulletin, v. 64, no. 1, p. 187-203.

Magistrale, Harold, and Rockwell, Thomas, 1996, The central and southern Elsinore fault zone, southern California: Bulletin of the Seismological Society of America, v. 86, no. 6, p. 1793-1803.

Mann, J.F., 1955, Geology of a portion of the Elsinore fault zone, California: California Division of Mines Special Report 43, 22 p.

Millman, D.E., and Rockwell, T.K., 1986, Neotectonics of the Elsinore fault in Temscal Valley, California: Field Trip 18 of Ehlig, P.L., compiler, Neotectonics and faulting in southern California: Geological Society of America Guidebook and Volume, Cordilleran Section, p. 159-166.

Rockwell, T.K., McElwain, R.S., and Lamar, D.L., 1986, Recurrent late Holocene faulting on the Glen Ivy North strand of the Elsinore fault at Glen Ivy Marsh: Field Trip 18 of Ehlig, P.L., compiler, Neotectonics and faulting in southern California: Geological Society of America Guidebook and Volume, Cordilleran Section, p. 167-176.

Vaughan, P., and Rockwell, T.K., 1986, Neotectonics of the Elsinore fault in Temscal Valley, California: Field Trip 18 of Ehlig, P.L., compiler, Neotectonics and faulting in southern California: Geological Society of America Guidebook and Volume, Cordilleran Section, p. 177-192.

Weber, F.H. Jr, 1976, Preliminary map of faults of the Elsinore and Chino fault zones in northeastern Riverside County, California, showing accompanying features related to character and recency of movement: California Division of Mines and Geology Open-File Report 76-1 LA.


Newport-Inglewood Fault Studies

Barrows, A.G., 1974, A review of the geology and earthquake history of the Newport-Inglewood structural zone, southern California: California Division of Mines and Geology Special Report 114.

Hauksson, E., 1987, Seismotectonics of the Newport-Inglewood fault zone in the Los Angeles basin, southern California: Bulletin of the Seismological Society of America, v. 77, p. 539-561.


San Jacinto Fault Studies


Cheatum, Craig, and Combs, Jim, 1973, Microearthquake study of the San Jacinto Valley, Riverside County, California, in Kovach, R.L., and Nur, Amos, eds., Proceedings of the Conference on tectonic problems of the San Andreas fault system: Stanford University Publications in Geological Sciences, v. XIII, p. 1-10.

Loughman, Christopher, 1987, Neotectonics and geomorphology of a portion of the San Jacinto fault zone in the Anza seismic gap, southern California: San Diego, California State University, unpublished M.S. thesis, 152 p.

Rasmussen, G.S., 1982, Historic earthquakes along the San Jacinto fault zone, San Jacinto, California, in Rasmussen, G.S., ed., Geologic hazards along the San Andreas fault system, San Bernardino-Hemet-Elsinore, California, field trip 4 of Cooper, J.D., compiler, Neotectonics in southern California: Geological Society of America, Cordilleran Section, 78th Annual Meeting, Anaheim, California, Volume and Guidebook, p. 115-121.

Rockwell, Thomas, Loughman, Christopher, and Merifield, Paul, 1990, Late Quaternary rate of slip along the San Jacinto fault zone near Anza, southern California: Journal of Geophysical Research, v. 95, no. B6, p. 8593-8605.

Sanders, C.O., 1993, Interaction of the San Jacinto and San Andreas fault zones, southern California: triggered earthquake migration and coupled recurrence intervals: Science, v. 260, p. 973-976.

Sanders, C., and Magistrale, H., 1997, Segmentation of the northern San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 102, no. B12, p. 27,453-27,467.

Sanders, C.O., and Kanamori, Hiroo, 1984, A seismotectonic analysis of the Anza seismic gap, San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 89, no. B7, p. 5873-5890.

Savage, J.C., and Prescott, W.H., 1976, Strain accumulation on the San Jacinto fault near Riverside, California: Bulletin of the Seismological Society of America, v. 66, no. 5, p. 1749-1754.

Sharp, R.V., 1972, Map showing recently active breaks along the San Jacinto fault zone between the San Bernardino area and Borrego Valley, California: U.S. Geological Survey Miscellaneous Geologic Investigations Map I-675, scale 1:24,000.

Sharp, R.V., 1981, Variable rates of late Quaternary strike slip on the San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 86, no. B3, p.1754-1762.

Sieh, K., Cheatum, C., Dingus, L. Johnson, W., and McMurtry, G., 1973, Geological investigations of portions of the San Jacinto fault zone, San Bernardino, California, in Elders, W.A., 1973, Ed., Geological investigations of the San Jacinto fault zone, and aspects of the socio-economic impact of earthquakes in the Riverside-San Bernardino area, California: Riverside, University of California, Campus Museum Contributions, Number 3, p. 1-49.

Thatcher, W., Hileman, J.A., and Hanks, T.C., 1975, Seismic slip distribution along the San Jacinto fault zone, Southern California, and its implications: Geological Society of America Bulletin, v. 86, p. 1140-1146.

Wesnousky, S.G., Prentice, C.S., and Sieh, K.E., 1991, An offset Holocene stream channel and the rate of slip along the northern reach of the San Jacinto fault zone, San Bernardino Valley, California: Geological Society of America Bulletin, v. 103, p. 700-709.

Whittier (1987) Earthquake

Hauksson, E., and Jones, L.M., 1989, The 1987 Whittier Narrows earthquake sequence in Los Angeles, California: seismological and tectonic analysis: Journal of Geophysical Research, v. 94, no. B7, p. 9569-9589.

Rockwell, T.K., Gath, E.M., and Cook, K.D., 1988, Sense and rate of slip on the Whittier fault zone near Yorba Linda, California: Geological Society of America Abstracts with Programs, v. 20, no. 3, p. 224.

Treiman, J.A.., 1991, Whittier fault zone, Los Angeles and Orange counties, California: California Division of Mines and Geology Fault Evaluation Report FER-222, scale 1:24,000.


Geographic Information Systems (GIS) Investigations

Kennedy, S.A., and Matti, J.C., 1999, Data-base model specifications for digital geologic-map data bases produced by the Southern California Areal Mapping Project (SCAMP), version 2.0a: U.S. Geological Survey Open-File Report 99-145, 45 p.

Matti, J.C., Miller, F.K., Powell, R.E., Kennedy, S.A., Bunyapanasarn, T.P., Koukladas, Catherine, Hauser, R.M., and Cossette, P.M., 1997, Geologic-point attributes for digital geologic-map data bases produced by the Southern California Areal Mapping Project, version 1.0: U.S. Geological Survey Open-File Report 97-859, 51 p.

Matti, J.C., Miller, F.K., Powell, R.E., Kennedy, S.A., and Cossette, P.M., 1997, Geologic-polygon attributes for digital geologic-map data bases produced by the Southern California Areal Mapping Project, version 1.0: U.S. Geological Survey Open-File Report 97-860, 248 p.

Matti, J.C., Powell, R.E., Miller, F.K., Kennedy, S.A., Ruppert, K.R., Morton, G.L., and Cossette, P.M., 1997, Geologic-line attributes for digital geologic-map data bases produced by the Southern California Areal Mapping Project, version 1.0: U.S. Geological Survey Open-File Report 97-861, 96 p.


Geologic Maps and Geologic-Map Data Bases


Paper Geologic Maps

Dibblee, T.W., Jr., 1982, Geologic map of the Banning (15 Minute) Quadrangle, California: Santa Ana, South Coast Geological Society Geologic Map SCGS 2, scale 1:62,500.

Durham, D.L., and Yerkes, R.F., 1959, Geologic map of the eastern Puente Hills, Los Angeles Basin, California: U.S. Geological Survey Oil and Gas Map OM-195.

Kennedy, M. P. and Morton, D.M., 1993, Geologic map of the Murrieta quadrangle, southern California: U.S. Geological Survey Open-File Report 92-587, scale 1:24,000.

Morton, D.M. and Weber, F.H., 1991, Geologic map of the Elsinore quadrangle, southern California: U.S. Geological Survey Open-File Report 90-700, scale 1:24,000.

Morton, D.M. and Weber, F.H., 1993, Geologic map of the Lake Mathews quadrangle, southern California: U.S. Geological Survey Open-File Report 92-688, scale 1:24,000.

Morton, D.M., 1978, Geologic map of the Sunnymead 7.5' quadrangle, California: U.S. Geological Survey Open-File Report 78-22, scale 1:24,000.

Morton, D.M., 1991, Geologic map of the Romoland quadrangle, southern California: U.S. Geological Survey Open-File Report 90-701, scale 1:24,000.

Morton, D.M., 1991, Geologic map of the Steele Peak quadrangle, southern California: U.S. Geological Survey Open-File Report 90-696, scale 1:24,000.

Morton, D.M., and Cox, B.F., 1994, Geologic map of the Riverside West quadrangle, Riverside County, California: U.S. Geological Survey Open-File Report 88-753, scale 1:24,000.

Morton, D.M., and Cox, B.F., 1994, Geologic map of the Riverside East quadrangle, Riverside County, California: U.S. Geological Survey Open-File Report 88-754, scale 1:24,000.

Morton, P.K. and Miller, R.V., 1981, Geologic map of Orange County, California showing mines and mineral deposits: California Division of Mines and Geology Bulletin 204, scale 1:48,000.

Weber, F.H. Jr, 1976, Preliminary map of faults of the Elsinore and Chino fault zones in northeastern Riverside County, California, showing accompanying features related to character and recency of movement: California Division of Mines and Geology Open-File Report 76-1 LA.

Rogers, T.H., Compiler, 1965, Santa Ana sheet of Geologic map of California: California Division of Mines and Geology, scale 1:250,000.

Schoellhamer, J.E., Kinney, D.M., Yerkes, R.F. and Vedder, J.G., 1954, Geologic map of the northern Santa Ana Mountains, Orange and Riverside Counties, California: U.S. Geological Survey Oil and Gas investigations Map OM 154, scale 1:24,000.

Vedder, J.G., 1975, Revised geologic map, structure sections, and well tables, San Joaquin Hills-Capistrano area, California: U.S. Geological Survey Open-File Report 75-552.

Vedder, J.G., Yerkes, R.F., and Schoellhamer, J.E., 1957, Geologic map of the San Joaquin Hills-San Juan Capistrano area, Orange County, California: U.S. Geological Survey Oil and Gas Investigations Map OM-193.


Digital Geologic-Map Data Bases


Gray, Jr.C.H., Morton, D.M., and Weber, Jr., F.H. 2002, Geologic Map of the Corona South 7.5' Quadrangle, Riverside and Orange Counties, California. http://geopubs.wr.usgs.gov/open-file/of02-021

Kennedy, M.P. and Morton, D.M.. 2003, Preliminary Geologic Map of the Murrieta 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of03-189

Morton, D.M., 1999, Preliminary digital geologic map of the Santa Ana 30' x 60' quadrangle, Southern California: U.S. Geological Survey Open-File Report 99-172, scale 1:100,000. http://wrgis.wr.usgs.gov/open-file/of99-172/

Morton, D.M.. 2001, Geologic Map of the Steele Peak 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-449

Morton, D.M.. 2003, Geologic Map of the Romoland 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of03-102

Morton, D.M.. 2003, Preliminary Geologic Map of the Winchester 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of03-188

Morton, D.M. and Cox, B.F. 2001, Geologic Map of the Riverside East 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-452

Morton, D.M. and Cox, B.F. 2001, Geologic Map of the Riverside West 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-451

Morton, D.M. and Gray, Jr., C.H. 2002, Geologic Map of the Corona North 7.5' Quadrangle, Riverside and San Bernardino Counties, California. http://geopubs.wr.usgs.gov/open-file/of02-022

Morton, D.M. and Kennedy, M.P. 2003, Geologic Map of the Bachelor Mountain 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of03-103

Morton, D.M. and Matti, J.C. 2001, Geologic Map of the Lakeview 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-174

Morton, D.M. and Matti, J.C. 2001, Geologic Map of the Sunnymead 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-450

Morton, D.M. and F.H. Weber. 2001, Geologic Map of the Lake Mathews 7.5' Quadrangle, Riverside County, California. http://geopubs.wr.usgs.gov/open-file/of01-479



Geologic-Setting and Geologic-History Investigations


Basin-Evolution and Clast-Provenance Studies

Abbot, P.L., and Smith, T.E., 1978, Trace-element comparison of clasts in Eocene conglomerates, southwestern California and northwestern Mexico: Journal of Geology, v. 86, p. 753-762.

Abbot, P.L., and Smith, T.E., 1989, Sonora, Mexico, source for the Eocene Poway Conglomerate of southern California: Geology, v. 17, p. 329-332.

Albright, L.B., 1999, Magnetostratigraphy and biochronology of the San Timoteo Badlands, southern California, with implications for local Pliocene-Pleistocene tectonic and depositional patterns: Geological Society of America Bulletin, v. 111, p. 1265-1293.

Blake, M.C., Jr., Campbell, R.H., Dibblee, T.W., Jr., Howell, D.G., Nilsen, T.H., Normark, W.R., Vedder, J.G., and Silver, E.A., 1978, Neogene basin formation in relation to plate-tectonic evolution of San Andreas fault system: American Association of Petroleum Geologists Bulletin, v. 62, p. 344-372.

Morton, D.M., Matti, J.C., Miller, F.K., and Repenning, C.A., 1986, Pleistocene conglomerate from the San Timoteo Badlands, southern California; constraints on strike-slip displacements on the San Andreas faults: Geological Society of America Abstracts with Programs, v. 18, no. 2, p. 161.


Crystalline Basement-Rock Studies

Ague, J.J., and Brimhall, G.H., 1988, Magmatic arc asymmetry and distribution of anomalous plutonic belts in the batholiths of California: effects of assimilation, crustal thickness, and depth of crystallization: Geological Society of America Bulletin, v. 100, p. 912-927.

Ague, J.J., and Brimhall, G.H., 1988, Regional variations in bulk chemistry, mineralogy, and the compositions of mafic and accessory minerals in the batholiths of California: Geological Society of America Bulletin, v. 100, p. 891-911.

Baird, A.K., and Miesch, A.T., 1984, Batholithic rocks of southern California-A model for the petrochemical nature of their source materials: U.S. Geological Survey Professional Paper 1284, 42 p.

Baird, A.K., Baird, K.W., and Welday, E.E., 1974, Chemical trends across Cretaceous batholithic rocks of southern California: Geology, v. 2, p. 493-496.

Baird, A.K., Baird, K.W., and Welday, E.E., 1979, Batholithic rocks of the northern Peninsular and Transverse Ranges, southern California, in Abbott, P.L., and Todd, V.R., eds., Mesozoic crystalline rocks: Peninsular Ranges batholith and pegmatites, Point Sal Ophiolite: San Diego State University, Department of Geological Sciences, manuscripts and road logs prepared for the Geological Society of America Annual Meeting, p. 111-132.

Bennett, V.C., and DePaolo, D.J., 1987, Proterozoic crustal history of the western United States as determined by neodymium isotopic mapping: Geological Society of America Bulletin, v. 99, p. 674-685.

Evernden, J.F., and Kistler, R.W., 1970, Chronology of emplacement of Mesozoic batholithic complexes in California and western Nevada: U.S. Geological Survey Professional Paper 623, 42 p.

Gastil, R.G.,1975, Plutonic zones in the Peninsular Ranges of southern California and northern Baja California: Geology, v. 3, p. 361-363.

George, R.G., and Dokka, R.K., 1994, Cretaceous cooling events in the eastern Peninsular Ranges, California, and their implications for Cordillleran tectonics: Geological Society of America Bulletin, v. 106, p. 903-914.

Gromet, L.P., and Silver, L.T., 1987, REE variations across the Peninsular Ranges batholith: Implications for batholithic petrogenesis and crustal growth in magmatic arcs: Journal of Petrology, v. 28, p. 75-125.

Hawkins, J.W., 1970, Petrology and possible tectonic significance of Late Cenozoic volcanic rocks, southern California and Baja California: Geological Society of America Bulletin, v. 81, no. 11, p. 3323-3338.

Hill, R.I., 1981, Field, petrological and isotopic studies of the intrusive complex of San Jacinto Mountain, in Brown, A.R., and Ruff, R.W., eds., Geology of the San Jacinto Mountains: Santa Ana, California, South Coast Geological Society Annual Field Trip Guidebook No. 9. p. 76-89.

Hill, R.I., 1988, San Jacinto intrusive complex: 1. Geology and mineral chemistry, and a model for intermittent recharge of tonalitic magma chambers: Journal of Geophysical Research, v. 93, no. B9, p. 10325-10348.

Hill, R.I., and Silver, L.T., 1988, San Jacinto intrusive complex: 3. Constraints on crustal magma chamber processes from strontium isotope heterogeneity: Journal of Geophysical Research, v. 93, no. B9, p. 10373-10388.

Hill, R.I., Chappell, B.W., and Silver, L.T., 1988, San Jacinto intrusive complex: 2. Geochemistry: Journal of Geophysical Research, v. 93, no. B9, p. 10349-10372.

Kistler, R.W., and Morton, D.M., 1994, Sr, Rb, Sri variation, and whole rock Rb/Sr ages of plutons in the northern Peninsular Ranges batholith, southern California: Geological Society of America Abstracts with Programs, v. 26, p. 63.

Krummenacher, D., Gastil, R.G., Bushee, J., and Doupont, J., 1975, K-Ar apparent ages, Peninsular Ranges batholith, southern California: Geological Society of America Bulletin, v. 86, p. 760-768.

Larsen, E.S., 1948, Batholith and associated rocks of Corona, Elsinore, and San Luis Rey quadrangles, southern California: Geological Society of America Memoir 29, 182 p.

Miesch, A.T., and Morton, D.M., 1977, Chemical variability in the Lakeview Mountains pluton, southern California batholith-a comparison of the methods of correspondence analysis and extended Q-mode factor analysis: U.S. Geological Survey Journal of Research v. 5, no. 1, p. 103-116.

Miller, W.J., 1946, Crystalline rocks of southern California: Geological Society of America Bulletin, v. 57, p. 457-542.

Moore, J.G., and Lockwood, J.P., 1973, Origin of comb layering and orbicular structure, Sierra Nevada batholith, California: Geological Society of America Bulletin, v. 84, p. 1-20.

Morton, D. M., 1969, The Lakeview Mountains pluton, southern California batholith: Part I, petrology and structure: Geological Society of America Bulletin, v. 80, p. 1539-1552.

Morton, D.M. and Baird, A.K, 1976, Petrology of the Paloma Valley ring complex, southern California batholith: U.S. Geological Survey Journal of Research, v. 4, no. 1, p 83-89.

Morton, D.M., 1994, Metamorphic rocks in the Perris Block, northwestern Peninsular Ranges, southern California: Geological Society of America Abstracts with Programs, v. 26, p. 76.

Morton, D.M., and Kistler, R.W., 1997, SRI variation in the northern Peninsular Ranges batholith: Geological Society of America Abstracts with Programs, v. 29, no.6, p. 69.

Morton, D.M., Baird, A.K., and Baird, K.W., 1969, The Lakeview Mountains pluton, southern California batholith: Part II, chemical composition and variation: Geological Society of America Bulletin, v. 80, p. 1553-1564.

Osborn, E.F., 1939, Structural petrology of the Val Verde Tonalite, southern California: Geological Society of America Bulletin, v. 50, p. 921-950.

Premo, W.R., Morton, D. M., Snee, L. W., Naeser, N.D., and Fanning, C.M., 1998, Isotopic Ages, Cooling Histories, and Magmatic Origins for Mesozoic Tonalitic Plutons from the N. Peninsular Ranges Batholith, S. California: Geological Society of America, Abstracts with Programs, v. 30, no. 5, p. 59.

Premo, W.R., Morton, D.M., Kistler, R.W., Snee, L.W., Lichte, F.E., and Naeser, N., 1994, Preliminary geochemical and isotopic results of a section across the northern Peninsular Ranges batholith: Geological Society of America Abstracts with Programs, v. 26, p. 82.

Premo, W.R., Morton, D.M., Snee, L.W., Naeser, N.D., and Fanning, C.M., 1998, Isotopic ages, cooling histories, and magmatic origins for Mesozoic tonalitic plutons from the northern Peninsular Ranges batholith, s. California: Geological Society of America Abstracts with Programs, v. 30, no. 5, p. 59.

Ridley, I.W., Lichte, F.R., Kistler, R.W. Berger, B., and Morton, D.M., 1994, Regional geochemical variations wiuthin the northern Peninsular and Transverse Ranges batholith provinces, southern California: Geological Society of America Abstracts with Programs, v. 26, p. 84.

Ridley, Ian, Lichte, Frederick E., Kistler, Ronald, and Morton, Douglas M., 1997, Trace element and isotope geochemistry of the Southern California batholith: new data for the northern Peninsular and Transverse Ranges: Geological Society of America Abstracts with Programs, v.29, no.6. p. A-68-69.

Silver, L.T., and Chappell, B.W., 1988, The Peninsular Ranges batholith: an insight into the evolution of the Cordilleran batholiths of southwestern North America: Royal Society of Edinburgh Transactions in Earth Science, v. 79, p. 105-121.

Silver, L.T., Taylor, H.P., Jr., and Chappell, B.W., 1979, Some petrological, geochemical, and geochronological observations of the Peninsular Ranges batholith near the international border of the U.S.A. and Mexico, in Abbott, P.L., and Todd, V.R., eds., Mesozoic crystalline rocks: Peninsular Ranges batholith and pegmatites and Point Sal Ophiolite: San Diego State University, Department of Geological Sciences, p. 83-110.

Smith, D.K., Morton, D.M., and Miller, F.K., 1991, Hornblende geobarometry and biotite K-Ar ages from the northern part of the Peninsular Ranges batholith, southern California: Geological Society of America Abstracts with Programs, v. 23, p. 273.

Snee, L.W., Todd, V.R., Naeser, C.W., Naeser, N.D., and Morton, D.M., 1994, Preliminary 40Ar/39Ar and fission-track cooling ages of plutonic rocks across the Peninsular Ranges batholith, so. California: Geological Society of America Abstracts with Programs, v. 26, p. 94.

Sorensen, S.S., 1985, Petrologic evidence for Jurassic, island arc-like basement rocks in the southwestern Transverse Ranges and California Continental Borderland: Geological Society of America Bulletin, v. 96, p. 997-1006.

Sorensen, S.S., 1988, Tectonometamorphic significance of the basement rocks of the Los Angeles basin and the inner Continental Borderland, in Ernst, W.G., ed., Metamorphism and crustal evolution of the western United States (Rubey Volume VII): Englewood Cliffs, New Jersey, Prentice-Hall, p. 998-1022.

Todd, V.R., Erskine, B.G., and Morton, D.M., 1988, Metamorphic and tectonic evolution of the northern Peninsular Ranges batholith, southern California, in Ernst, W.G., ed., Metamorphism and crustal evolution of the western United States (Rubey Volume VII): Englewood Cliffs, Prentice-Hall, p. 894-937.

Wooden, J.L., Kistler, R.W., and Morton, D.M., 1997, RB-Sr WR ages and Sr, O, and Pb isotopic systematics of plutons in the northern Peninsular Ranges batholith southern California: Geological Society of America Abstracts with Programs, v. 29, no. 5, p. 74.

Wooden, J.L., Kistler, R.W., Fleck, R.J., Morton, D.M., and Barth, A.P., 1998, Pb and Sr isotopic and age constraints among the geologic terranes in southern California: a tool for understanding range uplift, basin development, and tectonic evolution: Geological Society of America Abstracts with Programs, v. 30, no. 5, p. 71.

Wooden, J.L., Kistler, R.W., Fleck, R.J., Morton, D.M., and Barth, A.P., 1998, Pb and Sr isotopic and age constraints among the geologic terranes in southern California: a tool for understanding range uplift, basin development, and tectonic evolution: Geological Society of America Abstracts with Programs, v. 30, no. 5, p. 71.

Wooden, J.L., Kistler, R.W., Morton, D.M., and Lichte, F.E., 1994, A Pb, Sr, and O isotopic transect across the northern Peninsular Ranges batholith, southern California: Transaction American Geophy. Union, v. 75, p. 701.


Fault-History Studies

Matti, J.C., and Morton, D.M., 1993, Paleogeographic evolution of the San Andreas fault in southern California: a reconstruction based on a new cross-fault correlation, in Powell, R.E., Weldon, R.J., II, and Matti, J.C., eds., The San Andreas fault system: displacement, palinspastic reconstruction, and geologic evolution: Geological Society of America Memoir 178, p. 107-159.

Matti, J.C., Morton, D.M. and Cox, B.F., 1985, Distribution and geologic relations of fault systems in the vicinity of the central Transverse Ranges, southern California: U.S. Geological Survey Open-File Report 85-365, 27 p., scale 1:250,000.

Matti, J.C., Morton, D.M. and Cox, B.F., 1992, The San Andreas fault system in the vicinity of the central Transverse Ranges province, southern California: U.S. Geological Survey Open-File Report 92-354, 40 p., scale 1:250,000.

Morton, D.M., and Matti, J.C., 1993, Extension and contraction within an evolving divergent strike-slip fault complex: the San Andreas and San Jacinto fault zones at their convergence in southern California, in Powell, R.E., Weldon, R.J., and Matti, J.C., eds., The San Andreas fault system: displacement, palinspastic reconstruction, and geologic evolution: Geological Society of America Memoir 178, p. 217-230.

Nicholson, Craig, Seeber, Leonardo, Williams, Patrick, and Sykes, L.R., 1986, Seismic evidence for conjugate slip and block rotation within the San Andreas fault system, southern California: Tectonics, v. 5, p. 629-648.

Powell, R.E., 1993, Balanced palinspastic reconstruction of pre-Late Cenozoic paleogeology, southern California: geologic and kinematic constraints on evolution of the San Andreas fault system, in Powell, R.E., Weldon, R.J., and Matti, J.C., eds., The San Andreas fault system: displacement, palinspastic reconstruction, and geologic evolution: Geological Society of America Memoir 178, p. 1-106.

Weldon, R.J., II, Meisling, K.E., and Alexander, J., 1993, A speculative history of the San Andreas Fault in the central Transverse Ranges, California, in Powell, R.E., Weldon, R.J., and Matti, J.C., eds., The San Andreas fault system: displacement, palinspastic reconstruction, and geologic evolution: Geological Society of America Memoir 178, p. 161-198.


Paleomagnetism Studies

Albright, L.B., 1999, Magnetostratigraphy and biochronology of the San Timoteo Badlands, southern California, with implications for local Pliocene-Pleistocene tectonic and depositional patterns: Geological Society of America Bulletin, v. 111, p. 1265-1293.

Hagstrum, J.T., McWilliams, M., Howell, D.G., and Grommé, S., 1985, Mesozoic paleomagnetism and northward translation of the Baja California Peninsula: Geological Society of America Bulletin, v. 96, p. 1077-1090.

Hagstrum, J.T., Sawlan, M.G., Hausback, B.P., Smith, J.G., and Grommé, S., 1987, Miocene paleomagnetism and tectonic setting of the Baja California Peninsula, Mexico: Journal of Geophysical Research, v. 92, p. 2627-2639.

Hehn, V.N., MacFadden, B.J., Albright, L.B., and Woodburne, M.O., 1996, Magnetic polarity stratigraphy and possible differential tectonic rotation of the Miocene-Pliocene mammal-bearing San Timoteo Badlands, souther California: Earth and Planetary Science Letters, v. 141, p. 35-49.

Hillhouse, J. and Cox, B., 1997, Magnetic stratigraphy of boreholes 6M2MW7 and 6M36MW8 at March Air Force Base, California: U.S. Geological Survey Open-File Report 97-862, 64 p.


Tectonics, Geologic-Setting, and Structural Studies

Ague, J.J., and Brimhall, G.H., 1988, Magmatic arc asymmetry and distribution of anomalous plutonic belts in the batholiths of California: effects of assimilation, crustal thickness, and depth of crystallization: Geological Society of America Bulletin, v. 100, p. 912-927.

Albright, L.B., 1999, Magnetostratigraphy and biochronology of the San Timoteo Badlands, southern California, with implications for local Pliocene-Pleistocene tectonic and depositional patterns: Geological Society of America Bulletin, v. 111, p. 1265-1293.

Allen, C.R., St. Amand, P., Richter, C.F., and Nordquist, J.M., 1965, Relationship between seismicity and geologic structure in the southern California region: Bulletin of the Seismological Society of America, v. 55, no. 4, p. 753-797.

Bailey, T.L. and Jahns, R.H., 1954, Geology of the Transverse Range Province, southern Calilfornia, in, Jahns, R.H., ed., Geology of southern California: California Division of Mines Bulletin 170, Chapter II, p. 83-106.

Barbat, W.F., 1958, The Los Angeles Basin area, California, in Weeks, L.G., ed., Habitat of oil--a symposium: Tulsa, Oklahoma, American Association of Petroleum Geologists, p. 62-77.

Bird, P., and Rosenstock R.W., 1984, Kinematics of present crust and mantle flow in southern California: Geological Society of America Bulletin, v. 95, p. 946-957.

Criscione, J.J., Davis, T.E., and Ehlig, P.L., 1978, The age and sedimentation/diagensis for the Bedford Canyon and the Santa Monica Formation in southern California-a Rb/Sr evaluation, in Howell, D.G., and McDougall, K.A., eds., Mesozoic paleogeography of the western United States: Pacific Coast Paleogeography Symposium 2: Los Angeles, Society of Economic Paleontologists and Mineralogists, Pacific Section, p. 385-396.

Davies, S.N., and Woodford, A.O., 1949, Geology of the northwestern Puente Hills, Los Angeles County, California: U.S. Geological Survey Oil and Gas Investigation, Preliminary Map 83.

Dibblee, T.W., Jr., 1981, Geology of the San Jacinto Mountains and adjacent areas, in Brown, A.R., and Ruff, R.W., eds., Geology of the San Jacinto Mountains: Santa Ana, South Coast Geological Society Annual Field Trip Guidebook no. 9, p. 1-47.

Dudley, P.H., 1935, Geology of a portion of the Perris block, southern California: California Journal of Mines and Geology, v. 31, p. 487-506.

Durham, D.L., and Yerkes, R.F., 1964, Geology and oil resources of the eastern Puente Hills, southen California: U.S. Geological Survey Professional Paper 420-B, 62 p.

Eldridge, G. H., and Arnold, R., 1907, The Santa Clara Valley, Puente Hills, and Los Angeles oil districts, southern California: U.S. Geological Survey Bulletin 309, 266 p. Engel, Rene, 1959, Geology of the Lake Elsinore quadrangle, California: California Division of Mines Bulletin 146, p. 1-59.

English, W.A. 1926, Geology and oil resources of the Puente Hills Region, California: U.S. Geological Survey Bulletin 768, 110 p.

Fairbanks, H.W., 1892, Geology of San Diego County; also of portions of Orange and San Bernardino Counties, in Yale, G.Y., editor, Eleventh report of the State Mineralogist: California State Mining Bureau Eleventh Report, p. 76-120.

Fife, D.L., Minch, J.A., and Crampton, P.J., 1967, Late Jurassic age of the Santiago Peak Volcanics, California: Geological Society of America Bulletin, v. 78, p. 299-304.

Fraser, D.M., 1931, Geology of San Jacinto Quadrangle south of San Gorgonio Pass: California Journal of Mines and Geology, v. 27, no. 4, p. 494-540.

George, R.G., and Dokka, R.K., 1994, Cretaceous cooling events in the eastern Peninsular Ranges, California, and their implications for Cordillleran tectonics: Geological Society of America Bulletin, v. 106, p. 903-914.

Gray, C.H. Jr, 1961, Geology of the Corona South quadrangle and the Santa Ana Narrows area, Riverside, Orange, and San Bernardino Counties, California: California Division of Mines Bulletin 178, 120 p.

Hadley, David, and Kanamori, Hiroo, 1977, Seismic structure of the Transverse Ranges, California: Geological Society of America Bulletin, v. 88, p. 1469-1478.

Hanna, M.A., 1926, Geology of the La Jolla quadrangle, California: California University Publications Department Geological Science Bulletin, v. 16, no. 7, p. 187-246.

Harding, T.P., 1973, Newport-Inglewood trend, California-An example of wrenching style of deformation: American Assocuiation of Petroleum Geologists Bulletin, v. 57, p. 97-116.

Hill, R.I., 1981, Geology of Garner Valley and vicinity, in Brown, A.R., and Ruff, R.W., eds., Geology of the San Jacinto Mountains: Santa Ana, California, South Coast Geological Society Annual Field Trip Guidebook No. 9. p. 90-99.

Humphreys, E.D. and Clayton, R.W., 1990, Tomographic image of the southern California mantle: Journal of Geophysical Research, v. 95, p. 19, 725-19,746.

Humphreys, E.D., and Hager, B.H., 1990, A kinematic model for the late Cenozoic development of southern California crust and upper mantle: Journal of Geophysical Research, v. 95, no. B12, p. 19,747-19,762.

Ichinose, Gene, Day, Steven, Magistrale Harold, Prush, Ted, Vernon, Frank, and Edelman, Adam, 1996, Crustal thickness variations beneath the Peninsular Ranges, southern California: Geophysical Research Letters, v. 23, no. 22, p. 3095-3098.

Jahns, R.H., 1954, Geology of the Peninsular Range province, southern California and Baja California, in Jahns, R.H., ed., Geology of southern California: California Division of Mines Bulletin 170, p. 29-52 of Chapter II, Geology of the natural provinces.

Jones, L.M., 1988, Focal mechanisms and the state of stress on the San Andreas fault in southern California: Journal of Geophysical Research, v. 93, no. B8, p. 8869-8891.

Kew, W.S.W., 1924, Geology and oil resources of a part of Los Angeles and Ventura Counties, California: U.S. Geological Survey Bulletin 753, 202 p.

Lofgren, B.E., and Rubin, Meyer, 1975, Radiocarbon dates indicate rates of graben downfaulting, San Jacinto Valley, California: U.S. Geological Survey Journal of Research, v. 3, no. 1, p. 45-46.

Magistrale, H., and Zhou, H-W., 1996, Lithologic control of the depth of earthquakes in southern California: Science, v. 273, p. 639-642.

Magistrale, Harold, and Sanders, Chrostopher, 1995, P-wave image of the Peninsular Ranges batholith, southern California: Geophysical Research Letters, v. 22, no. 18, p. 2549-2552.

Mann, J.F., 1955, Geology of a portion of the Elsinore fault zone, California: California Division of Mines Special Report 43, 22 p.

Matti, J.C., and Morton, D.M., 1975, Geologic history of the San Timoteo Badlands, southern California: Geological Society of America Abstracts with Programs, v. 7, no. 3, p. 344.

Matti, J.C., Morton, D.M. and Cox, B.F., 1985, Distribution and geologic relations of fault systems in the vicinity of the central Transverse Ranges, southern California: U.S. Geological Survey Open-File Report 85-365, 27 p., scale 1:250,000.

Matti, J.C., Morton, D.M. and Cox, B.F., 1992, The San Andreas fault system in the vicinity of the central Transverse Ranges province, southern California: U.S. Geological Survey Open-File Report 92-354, 40 p., scale 1:250,000.

May, D.J., 1989, Late Cretaceous intra-arc thrusting in southern California: Tectonics, v. 8, p. 1159-1173.

Merill, F.J.H., 1914, Geology and mineral resources of San Diego and Imperial Counties: California State Mining Bureau, 113 P.

Miller, R.H., Gastil, R.G., Anderson, P.V., Dockum, M.S., and Stevens, C.H., 1983, Uppermost Precambrian through Triassic rocks of southern and Baja California: Pacific Sections, AAPG, SEG, SEPM, Program and Abstracts, 58th Annual Meeting, Sacramento, p. 114.

Morris, L.K., Lund, S.P., and Bottjer, D.J., 1986, Paleolatitude drift history of displaced terranes in southern and Baja California: Nature, v. 321, p. 844-847.

Morton, D. M., 1972, Geology of the Lakeview-Perris quadrangles, Riverside County, California: California Division of Mines and Geology Map Sheet 19, scale 1:24,000.

Morton, D.M., 1977, Surface deformation in part of the San Jacinto Valley, southern California: U.S. Geological Survey Journal of Research, v. 5, no. 1, p. 117-124.

Morton, D.M., and Matti, J.C., 1989, A vanished late Pliocene to early Pleistocene alluvial-fan complex in the northern Perris block, southern California, in Colburn, I.P., Abbott, P.L., and Minch, John, eds., Conglomerates in basin analysis: a symposium dedicated to A.O. Woodford: Pacific Section, Society of Economic Paleontologists and Mineralogists, v. 62, p. 73-80.

Morton, P.K., Miller, R.V., and Evans, J.R., 1979, Environmental Geology of Orange County, California: California Division of Mines and Geology Open-File Report 79-8, 474 p.

Nicholson, Craig, Seeber, Leonardo, Williams, Patrick, and Sykes, L.R., 1986, Seismic evidence for conjugate slip and block rotation within the San Andreas fault system, southern California: Tectonics, v. 5, p. 629-648.

Park, S.K., Pendergraft, D., Stephenson, W.J., Shedlock, K.M., and Lee, T.C., 1995, Delineation of intrabasin structure in a dilational jog of the San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 100, no. B1, p. 691-702.

Pettinga, J.R., 1991, Structural styles and basin margin evolution adjacent to the San Jacinto fault zone, southern California: Geological Society of America Abstracts with Programs, v. 23, no. 5, p. A257.

Proctor, R.J., 1962, Geologic features of a section across the Casa Loma fault, exposed in an aqueduct trench near San Jacinto, California: Geological Society of America Bulletin, v. 73, p. 1293-1296.

Sanders, C., and Magistrale, H., 1997, Segmentation of the northern San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 102, no. B12, p. 27,453-27,467.

Sanders, C.O., and Kanamori, Hiroo, 1984, A seismotectonic analysis of the Anza seismic gap, San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 89, no. B7, p. 5873-5890.

Savage, J.C., 1983, Strain accumulation in western United States: Annual Reviews of Earth and Planetary Sciences, v. 11, p. 11-43.

Savage, J.C., and Prescott, W.H., 1976, Strain accumulation on the San Jacinto fault near Riverside, California: Bulletin of the Seismological Society of America, v. 66, no. 5, p. 1749-1754.

Savage, J.C., Prescott, W.H., Lisowski, M., and King, N., 1981, Strain accumulation in southern California, 1973-1980: Journal of Geophysical Research, v. 86, p. 6991-7001.

Schoellhamer, J.E., and Woodford, A.O., 1951, the floor of the Los Angeles basin, Los Angeles, Orange, and San Bernardino Counties, California: U.S. Geological Survey Oil and Gas Investigations Map OM-117.

Schoellhamer, J.E., Vedder, J.G, Yerkes, R.F., and Kinney, D.M., 1981, Geology of the northern Santa Ana Mountains, California: U.S. Geological Survey Professional Paper 420-D, 109 p.

Schwarcz, H.P., 1969, Pre-Cretaceous sedimentation and metamorphism in the Winchester area, northern Peninsular Ranges, California: Geological Society of America Special Paper 100, 63 p.

Sedlock, R.L., and Hamilton, D.H., 1991, Late Cenozoic tectonic evolution of southwestern California: Journal of Geophysical Research, v. 96, p. 2325-2351.

Sharp, R. V., 1975, En echelon fault patterns of the San Jacinto fault zone, in Crowell, J.C., ed., San Andreas fault in southern California: California Division of Mines and Geology Special Report 118, p. 147-152.

Sharp, R.V., 1967, San Jacinto fault zone in the Peninsular Ranges of southern California: Geological Society of America Bulletin, v. 78, p. 705-730.

Sharp, R.V., 1981, Variable rates of late Quaternary strike slip on the San Jacinto fault zone, southern California: Journal of Geophysical Research, v. 86, no. B3, p. 1754-1762.

Shelton, J.S., 1955, Glendora volcanic rocks, Los Angeles Basin, California: Geological Society of America Bulletin, v. 66, no. 1, p. 45-89.

Sibson, R.H., 1985, Stopping of earthquake ruptures at dilational fault jogs: Nature, v. 316, p. 248-251.

Sorensen, S.S., 1988, Tectonometamorphic significance of the basement rocks of the Los Angeles basin and the inner Continental Borderland, in Ernst, W.G., ed., Metamorphism and crustal evolution of the western United States (Rubey Volume VII): Englewood Cliffs, New Jersey, Prentice-Hall, p. 998-1022.

Todd, V.R., Erskine, B.G., and Morton, D.M., 1988, Metamorphic and tectonic evolution of the northern Peninsular Ranges batholith, southern California, in Ernst, W.G., ed., Metamorphism and crustal evolution of the western United States (Rubey Volume VII): Englewood Cliffs, Prentice-Hall, p. 894-937.

Truex, J.N., 1976, Santa Monica and Santa Ana Mountains-relation to Oligocene Santa Barbara Basin: American Association of Petroleum Geologists Bulletin, v. 60, p. 65-86.

Watts, W.L., 1897, Oil and gas yielding formation of Los Angeles, Ventura, and Santa Barbara Counties, California: California Mining Bureau, Bulletin 11, 72 p.

Weldon, Ray, and Humphreys, Eugene, 1986, A kinematic model of southern California: Tectonics, v. 5, no. 1, p. 33-48.

Whitney, J.D., 1865, Geological Survey of California, Geology, v. 1, Report of progress and synopsis of field work from 1869-1864, 498 p.

Willingham, R.C., 1971, Basement fault geometries in the San Bernardino Valley and western San Gorgonio Pass area, southern California: Geological Society of America Abstracts with Programs, v. 3, no. 2, p. 217.

Willingham, R.C., 1981, Gravity anomaly patterns and fault interpretations in the San Bernardino Valley and western San Gorgonio Pass area, southern California, in Brown, A.R., and Ruff, R.W., eds., Geology of the San Jacinto Mountains: Santa Ana, California, South Coast Geological Society, Annual Field trip guidebook, no. 9, p. 164-174.

Woodford, A.O., 1924, The Catalina Metamorphic Facies of the Franciscan series: University of California Publications in the Geological Sciences, v. 15, no. 3, p. 49-68.

Woodford, A.O., 1925, The San Onofre breccia: Its nature and origin: California University Publications, Department Geological Sciences Bulletin, v 15, no. 7, p. 159-280.

Woodford, A.O., McCulloh, T.H., and Schoellhamer, J.E., 1973, Paleographic significance of metatuff boulders in middle Tertiary strata, Santa Ana Mountains, California: Geological Society of America Bulletin, v. 83, no. 11, p. 3433-3436.

Woodford, A.O., Moran, T.G., and Shelton, J.S., 1946, Miocene conglomerates of Puente and San Jose Hills, California: American Association of Petroleum Geologists Bulletin, v. 30, p. 514-560.

Woodford, A.O., Shelton, J.S., and Moran, T.G., 1944, Geology and oil possibilities of Puente and San Jose Hills, California: U.S. Geological Survey Oil and Gas Investigations Preliminary Map 23.

Yerkes, R.F., 1957, Volcanic rocks of the El Modeno area, Orange County, California: U.S. Geological Survey Professional Paper 247-L, p. 313-334.

Yerkes, R.F., 1972, Geology and oil resources of the western Puente Hills area, southern California: U.S. Geological Survey Professional Paper 420-C, 63 p.

Yerkes, R.F., McCulloh, T.H., Schoellhamer, J.E., and Vedder, J.G., 1965, Geology of the Los Angeles basin, California-An introduction: U.S. Geological Survey Professional Paper 420-A, 57 p.


Geophysical Maps and Investigations

Anderson, M. L., Jachens, R., and Woolfenden, L., 1999, Structural model of the San Bernardino strike-slip basin, southern California, from regional gravity data: Eos, Transactions of the American Geophysical Union, v. 80, no. 46, p. F1002.

Duell, L.F.W., Jr., 1995, Results of a shallow seismic- refraction survey in the Little Valley area near Hemet, Riverside County, California: U.S. Geological Survey Water-Resources Investigations Report 95-4138, 13 p.

Hillhouse, J. and Cox, B., 1997, Magnetic stratigraphy of boreholes 6M2MW7 and 6M36MW8 at March Air Force Base, California: U.S. Geological Survey Open-File Report 97-862, 64 p.

Jachens, R.C., and Dixon, E.T., 1991, Aeromagnetic map of the Santa Ana 1:100,000 quadrangle, California: U.S. Geological Survey Open-File Report 91-393, scale 1:100,000.

Langenheim, V.E., Chapman, R.H., Sikora, R.F., Ponce, D.A., and Dixon, E.T., 1991, Isostatic residual gravity map of the Santa Ana 1:100,000-scale quadrangle, California: U.S. Geological Survey Open-File Report 91-555, scale 1:100,000.

Youngs, L.G. and Mattison, E., 1991, Complete bouguer gravity map of the Santa Ana quadrangle, california: California Division of Mines and Geology Open File Report 91-14, scale 1:100,000.

Youngs, L.G., 1988, Aeromagnetic map of the Santa Ana 1° x 2° quadrangle, California: California Division of Mines and Geology Open File Report 88-08, scale 1:250,000.


Stratigraphic and Paleontologic Investigations

Albright, L.B., 1997, Geochronology and vertebrate paleontology of the San Timoteo Badlands, southern California: Riverside, University of California, unpublished Ph.D. thesis, 328 p.

Armstrong, R.L., and Suppe, J., 1973, Potassium-argon geochronology of Mesozoic igneous rocks in Nevada, Utah, and southern California: Geological Society of America Bulletin, v. 84, p. 1375-1392.

Axelrod, D.I., 1937, A Pliocene flora from the Mt. Eden beds, southern California: Carnegie Institution of Washington, Publication 576, p. 125-184.

Axelrod, D.I., 1950, Further studies of the Mt. Eden flora, southern California: Carnegie Institution of Washington, Publication 590, p. 73-118.

Blake, W.P., 1856, Notice of remarkable strata containing the remains of Infusoria and Polythalmia in the Tertiary formation of Monterey, California: Academy of Natural Sciences of Philadelphia Proceedings, v. 7, p. 328-331.

Bramlette, M.N., 1946, The Monterey formation of California and the origin of its siliceous rocks: U.S. Geological Survey Professional Paper 212, 57 p.

Dall, W.H., 1898, A table of north America Tertiary horizons, correlated with one another and with those of Western Europe, with annotations: 1897 House Document 5, 55th Congress, 2nd session, 1898 U.S. Geological Survey 18th Annual Report, Part 2, p. 323-348.

Dickerson, R.E., 1914, The Martinez and Tejon Eocene and associated formations of the Santa Ana Mountains: University California, Department Geological Sciences, Bulletin, v. 8, no. 11, p. 257-274.

Frick, C., 1921, Extinct vertebrate faunas of the Badlands of Bautista Creek and San Timeteo Canon, southern California: University of California Publications in Geology, v. 12, no. 5, p. 277-424.

Golz, D.J., Jefferson, G.T., and Kennedy, M.P., 1977, Late Pliocene vertebrate fossils from the Elsinore fault zone, California: Journal of Vertebrate Paleontology, v. 51, p. 864-866.

Imlay, R.W., 1963, Jurassic fossils from southern California: Journal of Paleontology, v. 37, no. 1, p. 97-107.

Imlay, R.W., 1964, Middle and upper Jurassic fossils from southern California: Journal of Paleontology, v. 38, no. 3, p. 505-509.

Imlay, R.W., 1980, Jurassic paleobiogeography of the conterminous United States in its continental setting: U.S. Geological Survey Professional Paper 1062, 134 p.

Ingle, J.C., 1971, Paleoecologic and paleobathymetric history of the late Miocene-Pliocene Capistrano Formation, Dana Point area, Orange County, California: in Geologic guidebook, Newport Lagoon to San Clemente, Orange County, California: Society of Economic Paleontologists and Mineralogists, Pacific Sect., 88p.

Ingle, J.C., 1972, Biostratigraphy and paleoecology of early Miocene through early Pleistocene benthonic and planktonic Foraminifera, San Joaquin Hills, Newport Bay, Orange County, California, in The proceedings of the Pacific Coast Miocene biostratigraphic symposium: Society of Economic Paleontologists and Mineralogists, Pacific Section, 47 Annual Convention, p. 255-283.

Jones, D.L. and Murchey, B.L., 1994, Provenance of the Bedford Canyon Formation, Santa Ana Mountains, California: Geological Society of America Abstracts with Programs, v. 26, no. 2, p. 62.

Kew, W.S.W., 1923, Geologic formations of a part of southern California and their correlation: American Association of Petroleum Geologists Bulletin, v. 7, p. 411-420.

Lofgren, B.E., and Rubin, Meyer, 1975, Radiocarbon dates indicate rates of graben downfaulting, San Jacinto Valley, California: U.S. Geological Survey Journal of Research, v. 3, no. 1, p. 45-46.

May, S.R., and Repenning, C.A., 1982, New evidence for the age of the Mount Eden fauna, southern California: Jounal of Vertebrate Paleontology, v. 2, no. 1, p. 109-113.

Merriam, Richard, and Bischoff, J.L, 1975, Bishop Ash: A widespread volcanic ash extended to southern California: Journal of Sedimentary Petrology, v. 45, p. 207-211.

Morton, D.M., Matti, J.C., Miller, F.K., and Repenning, C.A., 1986, Pleistocene conglomerate from the San Timoteo Badlands, southern California; constraints on strike-slip displacements on the San Andreas faults: Geological Society of America Abstracts with Programs, v. 18, no. 2, p. 161.

Morton, J.L. and Morton, D.M., 1979, K-Ar ages of Cenozoic volcanic rocks along the Elsinore Fault zone, southwestern Riverside California: Geological Society of America Abstracts with Programs, v. 11, p. 119.

Packard, E.L., 1916, Faunal studies in the Cretaceous of the Santa Ana Mountains of southern California: California University, Department of Geological Sciences Bulletin, v. 9, no. 12, p. 137-159.

Packard, E.L., 1922, New species from the Cretaceous of the Santa Ana Mountains, California: California University, Department of Geological Sciences Bulletin, v. 13, no. 10, p. 413-462.

Popenoe, W.P., 1937, Upper Cretaceous Mollusca from southern California: Journal of Paleontology, v. 11, no. 5, p. 379-402.

Popenoe, W.P., 1941, The Trabuco and Baker conglomerates of the Santa Ana Mountains: Journal of Geology, v. 49, no. 7, p. 738-752.

Popenoe, W.P., 1942, Upper Cretaceous formations and faunas of southern California: American Association of Petroleum Geologists Bulletin, v. 26, no. 2, p. 162-187.

Proctor, R.J., and Downs, Theodore, 1963, Stratigraphy of a new formation containing early Pliocene vertebrates at Lake Mathews, near Riverside, California: Geological Society of America, Abstracts for 1962, Special Paper 73, p. 59.

Repenning, C.A., 1987, Biochronology of the microtine rodents of the United States, in, Woodburne, M.O., ed., Cenozoic mammals of North America: Geochronology and biostratigraphy: Berkeley and Los Angeles, University of California Press, p. 236-268.

Reynolds, R.E., and Reeder, W.A., 1986, Age and fossil assemblages of San Timoteo Formation, Riverside County, California, in Geology around the margins of the eastern San Bernardino Mountains: Redlands, California, Publications of the Inland Geological Society, volume 1, p. 51-56.

Reynolds, R.E., and Reeder, W.A., 1991, The San Timoteo Formation, Riverside County, California: Redlands, San Bernardino County Museum Quarterly, v. 39, p. 44-48.

Reynolds, R.E., and Reynolds, R.L., 1990, A new late Blancan faunal assemblage from Murrieta, Riverside County, California: San Bernardino County Museum Association Quarterly, v. XXXVII, p. 34.

Reynolds, R.E., and Reynolds, R.L., 1990, Irvingtonian? Faunas from the Pauba Formation, Temecula, Riverside County, California: San Bernardino County Museum Association Quarterly, v. XXXVII, p. 37.

Reynolds, R.E., Fay, L.P., and Reynolds, R.L., 1990, An early-late Irvingtonian land mammal age fauna from Murrieta, Riverside County, California: San Bernardino County Museum Association Quarterly, v. XXXVII, p. 35-36.

Silberling, N.J., Schoellhamer, J.E., Gray, C.H., and Imlay, R.W., 1961, Upper Jurassic fossils from Bedford Canyon Formation, southern California: American Association of Petroleum Geologists Bulletin, v. 45, no. 10, p. 1746-1748.

Smith, J.P., 1898, Geographic relations of the Trias of California: Journal of Geology, v. 6, p. 776-786. Smith, J.P., 1914, The middle Triassic marine invertebrate faunas of North America: U.S. Geological Survey Professional Paper 83, 145 p.

Smith, P.B., 1960, Formaminifera of the Monterey Shale and Puente Formation, Santa Ana Mountains and the San Juan Capistrano area, California: U.S. Geological Survey Professional Paper 254-M, p. 463-495.

Stewart, R.E., and Stewart, K.C., 1930, "Lower Pliocene" in the eastern end of the Puente Hills, San Bernardino County, California: American Association of Petroleum Geologists Bulletin, v. 14, p. 1445-1450.

Vedder, J.G., 1957, New stratigraphic names used on geologic map of the San Joaquin Hills-San Juan Capistrano area, Orange County, California in Vedder, J.G., Yerkes, R.F., and Schoellhamer, J.E., Geologic map of the San Joaquin Hills-San Juan Capistrano area, Orange County, California: U.S. Geological Survey Oil and Gas Investigations Map OM-193.

Vedder, J.G., 1960, Previously unreported Pliocene Mollusca from the southeastern Los Angeles basin: U.S. Geological Survey Professional Paper 400-B, p. B326-B328.

Vedder, J.G., 1972, Review of stratigraphic names and megafaunal correlations of Pliocene rocks along the southeast margin of the Los Angeles basin, California, in Stinemeyer, E.H., ed., Pacific Coast Miocene Biostratigraphic Symposium: Society of Economic Paleontologists and Mineralogists, Pacific Sec., Bakersfield, California, March, 1972, p. 158-172.

Webb, R.W., 1939, Evidence of the age of a crystalline limestone, southern California: Journal of Geology, v. 47, p. 198-201.

White, W.R., 1956, Pliocene and Miocene Foraminifera from the Capistrano Formation, Orange County, California: Journal of Paleontogy, v. 30, p. 237-270.

White, W.R., 1971, Biostratigraphy of the Capistrano Formation, Dana Point, California, in Berger, F.W., ed., Geological guide book, Newport Lagoon to San Clemente, Orange County, California: Society of Economic Paleontologists and Mineralogists, Pacific Section, p. 50-54.

Woodford, A.O., Welday, E.E., and Merriam, Richard, 1968, Siliceous tuff clasts in the upper Paleogene of southern California: Geological Society of America Bulletin, v. 79, p. 1461-1486.

Woodring, W.P., 1938, Lower Pliocene mollusks and echinoids from the Los Angeles basin, California, and their inferred environment: U.S. Geological Survey Professional Paper 190, 67 p.

Woodring, W.P., and Popenoe, W.P., 1942, Upper Cretaceous formations and faunas of southern California: American Association of Petroleum Geologists Bulletin, v. 26, no. 2, p. 166-176.

Woodring, W.P., and Popenoe, W.P., 1945, Paleocene and Eocene stratigraphy of northwestern Santa Ana Mountains, Orange County, California: U.S. Geological Survey Oil and Gas Investigations Preliminary Chart OC 12.

Woodford, A.O., 1925, The San Onofre breccia: Its nature and origin: California University Publications, Department Geological Sciences Bulletin, v 15, no. 7, p. 159-280.

Woodford, A.O., McCulloh, T.H., and Schoellhamer, J.E., 1973, Paleographic significance of metatuff boulders in middle Tertiary strata, Santa Ana Mountains, California: Geological Society of America Bulletin, v. 83, no. 11, p. 3433-3436.

Woodford, A.O., Moran, T.G., and Shelton, J.S., 1946, Miocene conglomerates of Puente and San Jose Hills, California: American Association of Petroleum Geologists Bulletin, v. 30, p. 514-560.


Surficial and Quaternary Investigations


Dudley, P.H., 1936, Physiographic history of a portion of the Perris Block, southern California: Journal of Geology, v. 44, p. 358-378.

Eckmann, E.C., Strahorn, A.T., Holmes, L.C., and Guernsey, J.E., 1919, Soil survey of the Anaheim area, California: U.S. Department of Agriculture, Advance Sheets-Field Operations of the Bureau of Soils, 1916, 79 p.

Kendrick, K.J., 1996, Descriptions and laboratory analysis for soils in the northern San Timoteo Badlands, California: U.S. Geological Survey Open-File Report 96-93, 6 p.

Kendrick, K.J., McFadden, L.D., and Morton, D.M., 1994, Soils and slip rates along the northern San Jacinto fault, in McGill, S.F., and Ross, T.M., eds., Geological investigations of an active margin: Geological Society of America Cordilleran Section Guidebook, Trip No. 8, p. 146-151.

Knecht, Arnold A., 1971, Soil survey of western Riverside County area, California: U.S. Department of Agriculture, Soil Conservation Service, 157 p., 214 pl., scale 1:24,000.

Lajoie, K.R., Kern, J.P., Wehmiller, J.F., Kennedy, G.L., Mathieson, S.A., Sarna-Wojcicki, A.M., Yerkes, R.F., and McCrory, P.F., 1979, Quaternary marine shorelines and crustal deformation, San Diego to Santa Barbara, California, in Abbott, P.L., ed., Geologic excursions in the southern California area: Geological Society of America, Volume and Guidebook, p. 3-15.

Wells, S.G., Connell, S.D., and Williamson, T.N., 1994, Soil development in valley floor deposits along the southern margin of the San Timoteo Badlands, Riverside, County, California, in McGill, S.F., and Ross, T.M., eds., Geological investigations of an active margin: Geological Society of America Cordilleran Section Guidebook, Trip No. 8, p. 140-146.

Woodford, A.O., Shelton, J.S., Doehring, D.O., and Morton, R.K., 1971, Pliocene-Pleistocene history of the Perris Block, southern California: Geological Society of America Bulletin, v. 82, p. 3421-3448.


Thesis and Dissertation Investigations

Albright, L.B., 1997, Geochronology and vertebrate paleontology of the San Timoteo Badlands, southern California: Riverside, University of California, unpublished Ph.D. thesis, 328 p.

Anderson, C.L., 1991, Zircon uranium-lead isotopic ages of the Santiago Peak volcanics and spatially related plutons of the Peninsular Ranges batholith, southern California: San Diego, California State University, unpublished M.S. thesis, 111 p.

Beyer, L.A., 1959, Geology of the vicinity of Mount Eden, El Casco quadrangle, California: Riverside, University of California, unpublished B.S. thesis, 23 p., scale 1:12,000.

Blacet, P.M., 1960, Geology of the Lamb Canyon area, north of San Jacinto, California: Riverside, University of California, unpublished B.S. thesis, 41 p., scale 1:12,000.

Fett, J.D., 1968, Geophysical investigations of the San Jacinto Valley, Riverside County, California: Riverside, University of California, unpublished M.A. thesis, 75 p.

Green, S.M., 1983, Seismotectonic study of the San Andreas, Mission Creek, and Banning fault system: Los Angeles, University of California, unpublished M.S. thesis, 52 p.

Haner, B.E., 1982, Quaternary geomorphic surfaces on the northern Perris block, Riverside County, California: interraltionship of soils, vegetation, climate and tectonics: Los Angeles, University of Southern California, unpublished Ph.D. thesis, 269 p.

Herzig, C.T., 1991, Petrogenetic and tectonic development of the Santiago Peak Volcanics, northern Santa Ana Mountains, California: Riverside, University of California, unpublished Ph.D. dissertation, 376 p.

Hill, R.I., 1984, Petrology and petrogenesis of batholithic rocks, San Jacinto Mountains, southern California: Pasadena, California Institute of Technology, Ph.D. thesis, 660 p.

Hull, A.G., 1990, Seismotectonics of the Elsinore-Temecula trough, Elsinore fault zone, southern California: Santa Barbara, University of California, unpublished Ph.D. dissertation.

Loughman, Christopher, 1987, Neotectonics and geomorphology of a portion of the San Jacinto fault zone in the Anza seismic gap, southern California: San Diego, California State University, unpublished M.S. thesis, 152 p.

MacLeod, N.S., 1961, Geology of the Mt. Eden area, California: Riverside, University of California, unpublished B.S. thesis, 27 p., scale 1:12,000.

Shuler, E.H., 1953, Geology of a portion of the San Timoteo Badlands near Beaumont, California: Los Angeles, University of Southern California, unpublished M.S. Thesis, 106 p.
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