1. Coastal and Marine Hazards and Resources
  2. Geoscience Data System

Field Activity 2024-644-FA

Identifier 2024-644-FA
Alternate names Eel River paleoseismology 2024
Purpose To collect sediment cores and modern foraminifera samples for reconstructing the magnitude and recurrence of great earthquakes in the far southern Cascadia Subduction Zone.
Location Lower Eel River Valley
Summary Collected 8 russian cores, 4 monoliths, and 4 vibracores.
Info derived grain size, sea level reconstruction, radiocarbon age dating, CT scans
Comments Deployed 2 water level loggers (Hobos) and 1 atm sensor (Hobo). Planned retrieval (Nov-Dec).
Projects
Platform
Raft
Canoe
on foot
survey conducted on foot
Vehicles
F350 G43-2783H
Itinerary
Start Ferndale, CA 2024-08-16
End Ferndale, CA 2024-12-07
Days in the field 11
Bounds
West -124.403
East -123.9972
North 40.8018
South 40.4772
Marine operations Yes

Personnel

Organization
2885 Mission Street
Santa Cruz, CA95060
(831) 460-7401
Principal investigators SeanPaul M La SellePadgett, Jason
Crew members
Information specialist(s)
SeanPaul M La Selle
Specialist, Information
Padgett, Jason
Specialist, Information
Affiliate principal Brian Sherrod, Danny Brothers, Peter Pearsall, Brandon Nasr

Data types and categories

Data category: Environmental Data, Location-Elevation, Sampling
Data type: Tide, Benchmarks, Geology

Equipment used

Equipment Usage description Data types Datasets
RBR Virtuoso Mooring (physical oceanography), Tide, Wave, Turbidity, pH, ORP, Fluorescence, Dissolved Oxygen, Temperature, Pressure, CTD (no data reported)
RTK GPS LIDAR, Transects, Benchmarks, Profiles, Navigation (no data reported)
Push corer Chemistry, Surveys (geochemical), Surveys (biological), Biology, Geology (no data reported)
Hand-grab sample Biology, Chemistry, Geology (no data reported)
Vibracore Chemistry, Geology (no data reported)

Publications

Samples collected during this field activity