USGS - science for a changing world

USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2019-643-FA

View new CMGDS report form

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.

Hill, J.C., Nieminski, N.M., La Selle, S.M., W., J.W., Brothers, D.S., McGann, M.L., Alongi, T.V., Hatcher, G.A., Nasr, B.M., McKee, J.A., and Dal Ferro, P., 2024, Sediment core data from offshore southern Cascadia during field activity 2019-643-FA: U.S. Geological Survey , https://doi.org/10.5066/P1E8GDZH.

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.)

Accessibility FOIA Privacy Policies and Notices

U.S. Department of the Interior | U.S. Geological Survey
Questions or Comments? Contact CMGDS Team
https://cmgds.marine.usgs.gov