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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2024-644-FA

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AKA: none

Other ID: Eel River paleoseismology 2024

Status: Pending

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): SeanPaul La Selle, Jason Padgett

Affiliate Investigator(s): Brian Sherrod, Danny Brothers, Peter Pearsall, Brandon Nasr

Information Specialist(s): Jason Padgett, SeanPaul La Selle

Data Type(s): Environmental Data: Tide, Location-Elevation: Benchmarks, Sampling: Geology

Scientific Purpose/Goals: To collect sediment cores and modern foraminifera samples for reconstructing the magnitude and recurrence of great earthquakes in the far southern Cascadia Subduction Zone.

Vehicle(s): F350 G43-2783H

Start Port/Location: Ferndale, CA

End Port/Location: Ferndale, CA

Start Date: 2024-08-16

End Date: 2024-12-07

Equipment Used: RBR Virtuoso, RTK GPS, Push corer, Hand-grab sample, Vibracore

Information to be Derived: grain size, sea level reconstruction, radiocarbon age dating, CT scans

Summary of Activity and Data Gathered:

Staff:

Affiliate Staff:

Notes: Deployed 2 water level loggers (Hobos) and 1 atm sensor (Hobo). Planned retrieval (Nov-Dec)

Location:

Lower Eel River Valley

Boundaries
North: 40.8018 South: 40.4772 West: -124.403 East: -123.9972

Platform(s):

photo of Raft
Raft
photo of Canoe
Canoe
photo of on foot
on foot

Publications

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
RBR Virtuoso --- Mooring (physical oceanography)
Tide
Wave
Turbidity
pH
ORP
Fluorescence
Dissolved Oxygen
Temperature
Pressure
CTD
RTK GPS --- LIDAR
Transects
Benchmarks
Profiles
Navigation
Push corer --- Surveys (geochemical)
Surveys (biological)
Biology
Geology
Hand-grab sample --- Biology
Chemistry
Geology
Vibracore --- Geology

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