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GEOLOGIC MAPS OF THE OLYMPIC PENINSULA

Online Geologic Maps and other information

For 1:100,000 geologic data bases and some downloadable PDF geologic maps visit Division of Geology and Earth Resources, Washington State Department of Natural Resources

For a layman explanation of the geology of the Olympic Peninusula visit Geologic Guide to Olympic National Park by Rowland W. Tabor. Click for information about Olympic National Park

Representative rock samples of geologic units on the Olympic Peninsula collected from 1963 thru 1972 are archived with Olympic National Park; contact the Curator at Olympic National Park, Port Angeles (360-565-3056) for information. For a generalized geologic map showing locations, CLICK HERE.

 

View to south from Mount Claywood
 

 

View south from Mount Claywood
Published geologic Maps

Brown, R.D., Gower, H.D. and Snavely, P.D.J., 1960, Geology of the Port Angeles-Lake Crescent area, Clallam County, Washington, U.S. Geological Survey, OM-203, scale: 1:62,500

Cady, W.M., Tabor, R.W., MacLeod, N.S. and Sorensen, M.L., 1972, Geologic Map of the Tyler Peak Quadrangle, Clallam and Jefferson Counties, Washington, U.S. Geological Survey, Geologic Quadrangle GQ-970, scale 1:62,500

Cady, W.M., Sorensen, M.L. and MacLeod, N.S., 1972, Geologic Map of the Brothers Quadrangle, Jefferson, Mason, and Kitsap Counties, Washington, U.S. Geolgical Survey, Geologic Quadrangle Map GQ-969, scale 1:62,500

Gower, H.D., 1960, Geology of the Pysht Quadrangle, Washington, U.S. Geological Survey, Geologic Quadrangle Map GQ-129, scale 1:62,500

Brown, R.D., Gower, H.D. and Snavely, P.D.J., 1960, Geology of the Port Angeles-Lake Crescent area, Clallam County, Washington, U.S. Geological Survey, OM-203, scale: 1:62,500

Gerstel, W.J. and Lingley, W.S.J., 2000, Geologic Map of the Forks 1:100,000 Quadrangle, Washington, Washington Division of Geology and Earth Resources, Open File Report 2000-4, scale 1:100,000.

on-lineHaeussler, P.J., Yount, Jim, and Wells, R.E., 1999, Geologic map of the Uncas 7.5' Quadrangle Jefferson and Clallam Counties, Washington, U.S. Geological Survey Open-File Report OF99-421, scale 1:24,000, http://wrgis.wr.usgs.gov/open-file/of99-421.

on-linePolenz, M., Wegman, K.W. and Schasse, H.W., 2004, Geologic map of the Elwha and Angeles Point 7.5-minute quadrangles, Clallam County, Washingron, Washington Divison of Geology and Earth Resources, Open File Report, OFR 2004-14, scale 1:24,000

Rau, W.W., 1967, Geology of the Wynooche Valley quadrangle: Washington Department of Natural Resources Bulletin, v. 56, p. 51

Rau, W.W., 1975, Geologic Map of the Descruction Island and Taholah Quadrangles, Washington, Division of Geology and Earth Resources, Geologic Map GM-13, scale 1:62,500.

Rau, W.W., 1979, Geologic Map in the Vicinity of the Lower Bogachiel and Hoh River Valleys, and the Washington Coast, Washington Division of Mines and Geology, Geologic Map GM-24, scale 1:62,500.

Rau, W., W., 1986, Geologic Map of the Humptulips Quadrangle and Adjacent Areas, Grays Harbor County, Washington, Washington Division of Geology and Earh Resources, Geologic Map GM-33, scale 1:62,500.

on-lineSchasse, H.W., Wegmann, K.W. and Polenz, M., 2004, Geologic map of the Port Angeles and Ediz Hook 7.5-minute quadrangles, Clallam County, Washington, Washington Divison of Geology and Earth Resources, Open File Report, OFR-2004-13, scale 1:24,000; CD and PDF available

Snavely, P.D.J., MacLeod, N.S., Niem, A.R. and Minasian, D.L., 1986, Geologic map of the Cape Flattery area, northwestern Olympic Peninsula, Washington, for U. S. Geological Survey, 86-344B, scale 1:48,000; Snavely, P.D.J., Niem, A.R. and MacLeod, N.S., 1989, Geology of the coastal area between Cape Flattery and Cape Alava, Northwest Washington, for U.S. Geological Survey, 89-141, scale: 1:24,000

Snavely, P.D., Jr., MacLeod, N.S. and Niem, A.R., 1993, Geologic map of the Cape Flattery, Clallam Bay, Ozette Lake, and lake Pleasant Quadrangles, Northwestern Olympic Peninsula, Washington, U.S. Geological Survey, Miscellaneous Investigations Series I-1946, wtih major contributions by D.L. Minasian, J.E. Pearl, and W.W. Rau; scale 1:48,000

Tabor, R.W., Yeats, R.S. and Sorenson, M.L., 1972, Geologic map of the Mount Angeles quadrangle, Washington, U.S. Geological Survey, 958, scale: 1:62,500

Tabor, R.W. and Cady, W.M., 1978a, Geologic map of the Olympic Peninsula, U.S. Geological Survey, I-994, scale 1:125,000.

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