USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1997-007-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Principal Investigator(s): David Twichell

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Imagery: Photo, Imagery: Video, Location-Elevation: Navigation, Sampling: Geology, Seismics: Sub Bottom Profiler, Sonar: Sidescan, Sonar: Single Beam

Scientific Purpose/Goals: Reconnaissance sidescan and high-resolution seismic mapping of the inner shelf in northern Oregon and southern Washington (Tillamook Head, Oregon, to Pt. Grencille, Washington) to map the thickness of the Holocene sand sheet and recent faults.


Start Date: 1997-08-25

Start Port/Location: Grays Harbor, WA

End Date: 1997-09-19

End Port/Location: Grays Harbor, WA

Equipment Used: EG&G Model 260 sidescan sonar, GeoPulse system, Echosounder, 3.5 kHz, ARGO, GPS (wh)

Information to be Derived:

Summary of Activity and Data Gathered:

Staff: VeeAnn Atnipp Cross, Scott Harrison, Kenneth E. Parolski, David Twichell

Affiliate Staff:
Curt Peterson - Portland State U.

Notes: Original Center People field contained: Dave Twichell - Chief Scientist; Scott Harrison - St. Pete, watchstander; Kenneth Parolski - Technician; VeeAnn Cross - Sidescan processor.
Project = Southwest Washington Erosion Study, Southwest Washington Erosion Study


North Oregon / South Washington inner shelf, United States, North America, North Pacific;

North: 47.4 South: 46.9 West: -124.5 East: -123.8


photo of Corliss


Baker, D., Peterson, Curt, Hemphill-Haley, Eileen, and Twichell, David, 2010, Latest Pleistocene and Holocene (2-16 ka) sedimentation in the Columbia River Estuary, Oregon, USA: Marine Geology, v. 273 no. 1-4, pp. 83–95, doi: 10.1016/j.margeo.2010.02.005.

Cross, V.A., Twichell, D. C., Parolski, K. F., and Harrison, S. E., 1998, Archive of Boomer seismic reflection data collected aboard RV CORLISS Cruise CRLS97007 off northern Oregon and southern Washington inner continental shelf: .

Peterson, C.D., Vanderburgh, Sandy, Roberts, Michael C., Jol, Harry M., Phipps, Jim, and Twichell, David C., 2010, Composition, age, and depositional rates of shoreface deposits under barriers and beach plains of the Columbia River littoral cell, USA: Marine Geology, v. 273 no. 1-4, doi: 10.1016/j.margeo.2010.02.004.

Twichell, D.C., Cross, VeeAnn A., and Parolski, Kenneth F., 2000, Sidescan-sonar imagery, surface sediment samples, and surficial geologic interpretation of the southwestern Washington inner continental shelf based on data collected during CORLISS Cruises 97007 and 98014: 28 URL:

Twichell, D.C., Cross, VeeAnn A., and Peterson, Curt D., 2010, Partitioning of sediment on the shelf offshore of the Columbia River littoral cell: Marine Geology, v. 273 no. 1-4, doi: 10.1016/j.margeo.2010.02.001.


FAN 1997-007-FA has data viewable in the GeoMappApp/Virtual Ocean applications. To view this data in these applications go to and See the instructions for locating USGS data in these applications. You can also view the imagery created from the SEGY data at

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
EG&G Model 260 sidescan sonar --- Sidescan
side scan sonar ( )
GeoPulse system --- Sub Bottom Profiler
Boomer seismic data ( )
1997-007-FA-SE-002 ( Raw SEGY data )
1997-007-FA-SO-002 ( 13-cd's of Boomer (EPC data logger), lines 1-47. )
Echosounder --- Single Beam
Bathymetry GIS data ( )
3.5 kHz --- Sub Bottom Profiler
1997-007-FA-SE-001 ( Collection of paper record displays of seismic data( 3.5K) for lines )
ARGO --- Photo
GPS (wh) --- Navigation
1997-007-FA-LN-001 ( Navigation trackline plot for field activity 97007)