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USGS Coastal and Marine Hazards and Resources Program

Field Activity Details for field activity 2025-616-FA

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AKA: none

Other ID: none

Status: Pending

Organization(s): USGS, Pacific Coastal and Marine Science Center

Funding Program(s): Other (Other), Coastal and marine earthquake, tsunami, and landslide active margin field studies (ZP00EQV)

Principal Investigator(s): Drake Singleton, Daniel Brothers

Affiliate Investigator(s): Drake Singleton (ESC)

Information Specialist(s): Jason Padgett, Alicia Balster-gee, Boe Derosier

Data Type(s): Sonar: Multibeam, Sampling: Geology, Seismics: Sub Bottom Profiler

Scientific Purpose/Goals: Collect geophysical and geological data in a series of alpine lakes to examine evidence for past earthquakes

Vehicle(s): MarFac; Ford F350 MT use only; pickup - white; G43-2784H

Start Port/Location: Santa Cruz

End Port/Location: Bridgeport, CA

Start Date: 2025-05-13

End Date: 2025-05-22

Equipment Used: subbottomprofiler, sampling equipment, Swath

Information to be Derived: sedimentation history, active faulting, shaking intensity, and age models

Summary of Activity and Data Gathered:

Staff:

Affiliate Staff:

Notes: Collaborative project between Brothers' Lacustrine Paleoseismology Task and with Drake Singleton's equivalent task at the Earthquake Science Center

Location:

Eastern Sierra Lakes

Boundaries
North: 38.47767472 South: 37.35094604 West: -119.74877916 East: -118.46337877

Platform(s):

photo of M.T. Williams
M.T. Williams

Publications

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
subbottomprofiler --- Sub Bottom Profiler
sampling equipment --- Biology
Chemistry
Geology
Experiments (biological)
Sediment Properties
Swath --- Multibeam

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