USGS Banner with Coachella Valley as seen from Keyes View in Joshua Tree National Park

Western Earth Surface Processes Team

USGS Contacts for Southern California Geology and Mapping

Below is a selected list of USGS personnel involved in geologic investigations in Southern California
For more information see the USGS employee phonebook.

__________________________________________________________________________

Jonathan C. Matti

Research geologist

USGS Project Chief for BALANCE (BAsins and LANscape Co-Evolution) [in Southern California]

USGS
520 N. Park Avenue
Tucson, AZ 85719-5035

Email- jmatti@usgs.gov

Specialties: Southern California regional bedrock geology, regional surficial geology, regional structural geology, mapping

Robert E. Powell

Research geologist

U. S. Geological Survey
520 N. Park Avenue
Tucson, AZ 85719-5035

Email- rpowell@usgs.gov

Specialties: regional bedrock geology, regional surficial geology, regional structural geology, mapping

Dave Miller

Geologist

Lead for USGS Mojave Desert ecosystems and geologic mapping projects

U. S. Geological Survey
345 Middlefield Rd - MS 973
Menlo Park, CA 94025

Email- dmiller@usgs.gov

Specialties: regional stratigraphy and structural geology of bedrock and surficial deposits

Brett F. Cox

Geologist

U. S. Geological Survey
345 Middlefield Rd - MS 975
Menlo Park, CA 94025

Email- bcox@usgs.gov

Specialties: regional stratigraphy and structural geology of bedrock and surficial deposits

Pamela Cosette

Geologist

U. S. Geological Survey
West 904 Riverside Avenue
Mail Stop 975
Spokane, WA 99201

Email- pcossette@usgs.gov

Specialties: geographic information systems

Charles L. Powell, II

Molluscan Paleontologist/Geologist

U. S. Geological Survey
MS 975
345 Middlefield Rd.
Menlo Park, CA 94025

Email- cpowell@usgs.gov

Specialties: northeastern Pacific (Alaska to Mexico) Tertiary and Quaternary molluscan faunas, and other fossils including brachiopods, arthropods, and echinoderms.

Robert Jachens

Geophysicist

U. S. Geological Survey
345 Middlefield Rd - MS 989
Menlo Park, CA 94025

Email- jachens@usgs.gov

Specialties: application of gravity and magnetic investigations, hydrogeologic framework investigations of basins in the arid southwestern United States, and creation and visualization of 3-dimensional geologic maps.

Victoria E. Langenheim

Geophysicist

U. S. Geological Survey
345 Middlefield Road - MS 989
Menlo Park, CA 94025

Email- zulanger@usgs.gov
Specialties: gravity and magnetic studies of San Fernando Valley, San Gabriel Mountains, Mojave Desert, and Los Angeles Basin

Kevin Schmidt

Geologist

U. S. Geological Survey
345 Middlefield Road - MS 989
Menlo Park, CA 94025

Email- kschmidt@usgs.gov
Specialties: California landslide hazards, geologic mapping in the Mojave region

Rick Stanley

Geologist

U. S. Geological Survey
Bldg. 15, MS 969
345 Middlefield Rd
Menlo Park, CA 94025

Email- rstanley@usgs.gov

Specialties:general geology, petroleum geology

Philip Stoffer

Geologist

U. S. Geological Survey
345 Middlefield Rd - MS 973
Menlo Park, CA 94025

Email- pstoffer@usgs.gov

Specialties: geologic mapping, stratigraphic and structural analysis, national parks, science education, and public affairs.

Paul Stone

Geologist

U. S. Geological Survey
345 Middlefield Rd - MS 975
Menlo Park, CA 94025

Email- pastone@usgs.gov

Specialties: geologic mapping, stratigraphic and structural analysis, paleogeographic reconstruction, regional tectonics.


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