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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2019-643-FA

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AKA: none

Other ID: none

Status: Completed

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

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

Principal Investigator(s): Jenna Hill

Affiliate Investigator(s):

Information Specialist(s): Alicia Balster-gee

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

Scientific Purpose/Goals: To collect sediment cores for marine geohazard studies

Vehicle(s): MarFac; Ford 650 Box truck - White G71-03559

Start Port/Location: San Francisco, CA

End Port/Location: San Francisco, CA

Start Date: 2019-09-27

End Date: 2019-10-10

Equipment Used: pistoncore, 512 chirp-source, Other, 512 chirp, Mini sparker, Gravity Core, 48-channel streamer

Information to be Derived: Sediment age, character and distribution; fault characterization

Summary of Activity and Data Gathered: Collected 36 piston cores, 2 gravity cores, 41 minisparker multichannel seismic profiles, and 100 chirp line segments that make up 42 total chirp profiles.

Staff: Daniel Brothers, Peter Dal Ferro, Gerry Hatcher, Jenna Hill, Jennifer McKee, Janet Watt

Affiliate Staff:

Notes:

Location:

Northern California, Southern Oregon, United States, Pacific Ocean

Boundaries
North: 41.76311745 South: 40.2854841 West: -125.25388241 East: -124.07787323

Platform(s):

photo of Bold Horizon
Bold Horizon

Publications

Balster-Gee, A.F., Hill, J.C., Watt, J.T., Brothers, D.S., Nieminski, N.M., Alongi, T., Hatcher, G.A., and Nasr, B.M., 2023, Multichannel minisparker seismicreflection and chirp subbottom data collected offshore Northern California during USGS field activity 2019-643-FA: U.S. Geological Survey , https://doi.org/10.5066/P998EC72.

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
pistoncore --- Geology
512 chirp-source --- Sub Bottom Profiler
Other --- --- ---
512 chirp --- Sub Bottom Profiler
Chirp sub-bottom data (Chirp sub-bottom data were collected by the U.S. Geological Survey in 2019 offshore Humboldt County of northern California to expand data coverage along the southern Cascadia Margin.)
Mini sparker --- Sparker
Gravity Core --- Geology
48-channel streamer --- Sparker
Multichannel minisparker seismic-reflection data (High-resolution multichannel seismic (MCS) data were collected by the U.S. Geological Survey in 2019 offshore Humboldt County of northern California to expand data coverage along the southern Cascadia Margin.)

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