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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2018-658-FA

AKA: none

Other ID: none

Status: Completed

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

Funding Program(s): Other (Other)

Principal Investigator(s): Jenna Hill, Janet Watt

Affiliate Investigator(s): Melanie Michalak, Humboldt State Univ. Daniel O'Shea, Humboldt State Univ.

Information Specialist(s): Alicia Balster-gee, Janet Watt

Data Type(s): Electro-Magnetic: Magnetics, Location-Elevation: Navigation, Seismics: Multichannel, Seismics: Sparker, Seismics: Sub Bottom Profiler

Scientific Purpose/Goals: Characterize Quaternary deformation and sediment dynamics along the southern Cascadia margin

Vehicle(s): Mitsubishi Outlander G61-0912R

Start Port/Location: Eureka, CA

End Port/Location: Eureka, CA

Start Date: 2018-10-04

End Date: 2018-10-18

Equipment Used: Magnetometer, GPS, Other, Multichannel, 512 chirp-source, 512 chirp, Sparker

Information to be Derived: seismic imagery, marine magnetics

Summary of Activity and Data Gathered: MCS_Raw and Chirp data submitted to FAD 10/2/2018; Janet Watt


Affiliate Staff:



Southern Cascadia from Cape Blanco to the Mendocino Triple Junction

North: 43.25108812 South: 40.14849082 West: -125.38574219 East: -123.48388672


photo of Coral Sea
Coral Sea


Balster-Gee, A.F., Kluesner, J.W., Watt, J.T., Hill, J.C., Brothers, D.S., Michalak, M.J., and O'Shea, D., 2020, Multichannel sparker seismic reflection data of USGS field activity 2018-658-FA collected between Cape Blanco and Cape Mendocino from 2018-10-04 to 2018-10-18: U.S. Geological Survey data release,


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Magnetometer --- Magnetics
GPS --- Navigation
Other --- --- ---
Multichannel --- Multichannel
512 chirp-source --- Sub Bottom Profiler
512 chirp --- Sub Bottom Profiler
Sparker --- Sparker

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