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Nisqually Earthquake

Cascadia plate tectonic setting figures and maps

Field observation map (under construction)

Lifeline Hazards

Greater Seattle area

Willamette Valley (under construction)

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Geologic

30'x60' (1:100000) scale maps
-Astoria
-Bellingham
-Centralia
-Chelan
-Corvallis
-Cottage Grove
-Eugene
-McKenzie River
-Mt. Baker
-Mount Rainier
-Mount Saint Helens
-Nehalem River
-North Santiam River
-Oregon City
-Port Townsend
-Robinson Mtn
-Roseburg
-Sauk River
-Seattle
-Skykomish River
-Snoqualmie Pass
-Tacoma
-Twisp
-Vancouver
-Wenatchee
-Yamhill River

Geophysical (under construction)

Physiographic (under construction)

Earthquake Hazard (under construction)

Current research

Research areas and topics

Seattle fault
Puget Sound
Fault zone mapping, Portland - N. Williamette Basin
Hydrogeology of Columbia River Basalt
Cascadia framework, subduction zone, microplate motions

Draft project work plan - Fiscal year 2002

Figures and Charts
Table 1. Completed Regional Geologic Mapping of the Puget Lowland.
Table 2. Central and Southern Puget Lowland 1:24,000 Geologic Mapping Plan FY 02-07.
Figure 1. Pacific Northwest Urban Corridor Geologic Mapping Project Study Area.
Figure 2. Status of Pacific Northwest Urban Corridor Geologic Mapping 1:100,000 scale.
Figure 3a. Status of 7.5 minute geologic mapping, I-5 corridor--central Puget Lowland.
Figure 3b. Status of 7.5 minute geologic mapping, I-5 corridor -- Portland---Longview area.
Figure 3c. Status of 7.5 minute geologic mapping, I-5 corridor -- Portland---Salem area.
Figure 3d. Organization of CHAMPS - the Consortium for geologic and Hazards Mapping in Puget Sound.
Figure 4. Special Purpose Maps (1:100,000 to 1:5,000,000 scale).
Figure 5. Aeromagnetic Surveys in the Pacific Northwest Urban Corridor.
Figure 6. Status of LIDAR Surveys, W. Washington by Puget Sound LIDAR Consortium.

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