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

Field Activity 2025-610-FA

Identifier 2025-610-FA
Alternate names WA Lakes 2025
Purpose To identify lacustrine sedimentary evidence for large, potentially destructive prehistoric earthquakes in Central Washington
Location Lake Wenatchee, Lake Kachess, Lake Wallowa
Info derived lakefloor geomorphology, bathymetry, subbottom stratigraphy, sedimentology, age control. Derived from the Chirp 516 profiles, Norbit multibeam, percussion gravity cores
Comments San Lorenzo will be towed from santa cruz; sprinter van for core transport and chirp trailer
Projects
Platform
San Lorenzo
Length: 26 feet. Built in 1999 by Radon.
Vehicles
MarFac; Ford F350 MT use only; pickup - white; G43-2784H
MarFac; Sprinter
Itinerary
Start Santa Cruz 2025-07-07
End Wenatchee 2025-07-21
Days in the field 14
Bounds
West -121.38574004
East -115.91894478
North 49.4224094
South 45.00209791

Personnel

Organization
2885 Mission Street
Santa Cruz, CA95060
(831) 460-7401
Principal investigators Daniel BrothersSingleton, DrakeBoe Derosier
Crew members
Affiliate principal Brian Sherrod (ESC)

Data types and categories

Data category: Sonar, Seismics, Sampling
Data type: Multibeam, Sub Bottom Profiler, Geology

Equipment used

Equipment Usage description Data types Datasets
Norbit Winghead Multibeam (no data reported)
Gravity Core Geology (no data reported)
subbottomprofiler Sub Bottom Profiler (no data reported)