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Pacific Northwest Geologic Mapping and Urban Hazards

Pacific Northwest Urban Corridor Geologic Maps

Geologic maps and databases of the Oregon City, OR 30' x 60' Quadrangle

 


Scholls Beaverton  Lake Oswego  Gladstone Damascus Sandy Bull Run Brightwood Newberg Sherwood Canby Oregon City Redland Estacada Cherryville  Wildcat Mountain Saint Paul Woodburn Yoder Molalla Colton Elwood Bedford Point Three Lynx    Silverton Scotts Mills  Wilhoit  Fernwood Soosap Peak Wanderers Peak  Fish Creek Mountain clickable quad index map UNDER CONSTRUCTION

Index to 7.5' geologic quadrangle maps. Green links to online USGS maps; purple links to USGS paper maps; pink links to USGS maps in preparation; yellow links to Oregon Dept. of Geology and Mineral Industries maps.

location of Oregon City, OR 100K quad Bellingham Vancouver Yamhill River Oregon City Corvallis North Santiam River Eugene McKenzie River Cottage Grove Roseburg Oregon Dept. of Geology and Mineral Res Oregon Dept. of Geology and Mineral Res Washington Division of Natural Resources Washington Division of Natural Resources Mt. Baker Robinson Mtn Port Townsend Sauk River Olympic Peninsula page Twisp Seattle Skykomish River Chelan Tacoma Snoqualmie Pass Wenatchee Centralia Mount Rainier Astoria Mount Saint Helens Nehalem River

Location of Oregon City, OR 100K quad.


Available 7.5' and 30' x 60' geologic maps

on-line Tolan, Terry, Beeson, Marvin, and Wheeler, K.L., 1999, Geologic Map of the Scotts Mills, Silverton, and Stayton Northeast 7.5 Minute Quadrangles, Northwest Oregon: A Digital Database, U.S. Geological Survey Open-File Report 99-141.

Beeson, M.H., Tolan, T.L., and Madin, I.P., 1989, Geologic map of the Lake Oswego quadrangle, Clackamas, Multnomah, and Washington Counties: Oregon Department of Geology and Mineral Industries, Geological Map Series 59, scale 1:24000.

Madin, I.P., 1994, Geologic map of the Damascus quadrangle, Clackamas and Multnomah Counties: Oregon Department of Geology and Mineral Industries, Geological Map Series 60, scale 1:24000.

Madin, I.P., 1990, Earthquake hazard geology maps of the Portland metropolitan area: Oregon Department of Geology and Mineral Industries, Open-File Report 90-2, scale 1:24000.

Miller, P.R. and Orr, W.N., 1984, Geologic map of the Wilhoit quadrangle: Oregon Department of Geology and Mineral Industries, Geological Map Series 32, scale 1:24000.

Schlicker, H.G. and Finlayson, C.T., 1979, Geology and geologic hazards of northwest Clackamas County: Oregon Department of Geology and Mineral Industries, Bulletin 99, scale 1:24000.

Geologic maps in preparation

Wells, R.E., in preparation, Geologic map of the Newberg 7.5' quadrangle, Oregon, U.S. Geological Survey Miscellaeous Field Studies, scale 1:24,000.

Beeson, Marvin and Tolan, Terry, in preparation, Geologic map of the Canby 7.5' quadrangle, Oregon, U.S. Geological Survey Miscellaeous Field Studies, scale 1:24,000.

This site is maintained by the Pacific Northwest Urban Corridor Geologic Mapping Project, part of the Geology, Minerals, Energy and Geophysics Science Center

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