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USGS Coastal and Marine Geology Program

Field Activity Details for field activity A198SC

AKA: none

Other ID: A-1-98-SC

Status: Completed

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

Funding Program(s): Southern California Seismic Hazards Project (MU271)

Principal Investigator(s): Bill Normark

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Location-Elevation: Navigation, Seismics: Boomer, Seismics: Multichannel

Scientific Purpose/Goals: To identify active faults on shelf and inner basin slopes between Point Dume and Dana Point.

Vehicle(s):

Start Port/Location: Redwood City, CA

End Port/Location: Fish Harbor, CA

Start Date: 1998-08-09

End Date: 1998-08-23

Equipment Used: 24channel, navigation, Huntec

Information to be Derived: Define active faults and potentially active faults that would affect Los Angeles

Summary of Activity and Data Gathered: Obtain multichannel and high resolution seismic data throughout study area.

Staff: Bob Bohannon, Gita Dunhill, Larry Kooker, Walt Olson, Fred Payne, David Scholl, Ray Sliter, Hal Williams

Affiliate Staff:
Jane Laursen (Aarhus Univ. Denmark) - Geologist
Graham Standan (Geoforce) - Tech Rep
Lisa Schlender (Cascadia Research) - Marine Biologist
Jen Quan (Cascadia Research) - Marine Biologist
Kevin Blakley (Auriga) - Mate
Russ Brisendine (Auriga) - Engineer
Dick Corrigan (Auriga) - Captain
Marcus Ballweber (Auriga) - Mate
Paul Giron (Auriga) - Ab
Ricky Labrador (Auriga) - Chef

Notes:
Staff information imported from InfoBank
Bill Normark (USGS Western Region) - Chief Scientist
Ray Sliter (USGS Western Region) - Geophysicist
Bob Bohannon (USGS Western Region) - Geophysicist
Gita Dunhill (USGS Western Region) - Geologist
Dave Scholl (USGS Western Region) - Geologist
Jane Laursen (Aarhus Univ. Denmark) - Geologist
Fred Payne (USGS Western Region) - Electronic Tech
Larry Kooker (USGS Western Region) - Electronic Tech
Graham Standan (Geoforce) - Tech Rep
Hal Williams (USGS Western Region) - Mechanical Tech
Walt Olson (USGS Western Region) - Mechanical Tech
Lisa Schlender (Cascadia Research) - Marine Biologist
Jen Quan (Cascadia Research) - Marine Biologist
Kevin Blakley (Auriga) - Mate
Russ Brisendine (Auriga) - Engineer
Dick Corrigan (Auriga) - Captain
Marcus Ballweber (Auriga) - Mate
Paul Giron (Auriga) - Ab
Ricky Labrador (Auriga) - Chef

Location:

Southern California

Boundaries
North: 34.00136 South: 33.27702 West: -118.927 East: -117.64443

Platform(s):

photo of Auriga
Auriga

Publications

Fisher, M., Normark, W., Langenheim, V., Calvert, A., and Sliter, R., 2005, Marine Geology and Earthquake Hazards of the San Pedro Shelf Region, Southern California: U.S. Geological Survey Professional Paper 1687, http://pubs.usgs.gov/pp/pp1687/.

Ryan, H.F., Conrad, J.E., Paull, C.K., McGann, M., 2012, Slip Rate on the San Diego Trough Fault Zone, Inner California Borderland, and the 1986 Oceanside Earthquake Swarm Revisited: Bulletin of the Seismological Society of America, v. 102 no. 6, pp. 2300–2312, doi: 10.1785/0120110317.

Ryan, H.F., Legg, M.R., Conrad, J.E., and Sliter, R.W., 2009, Recent faulting in the Gulf of Santa Catalina; San Diego to Dana Point; Earth science in the urban ocean; the Southern California continental borderland, in Lee, H.J., and Normark, W.R., eds., Earth Science in the Urban OceanâThe Southern California Continental Borderland: Geological Society of America Special Paper 454, pp. 291–315, doi: 10.1130/2009.2454(4.2).

Sliter, R.W., Normark, William R., and Gutmacher, Christina E., 2005, Multichannel seismic-reflection data acquired off the coast of southern California-Part A 1997, 1998, 1999, and 2000: U.S. Geological Survey Open-File Report 2005-1084, http://pubs.usgs.gov/of/2005/1084/.

Portals/Viewers

FAN A198SC has data viewable in the GeoMappApp/Virtual Ocean applications. To view this data in these applications go to http://www.geomapapp.org/ and http://www.virtualocean.org/. See the instructions for locating USGS data in these applications. You can also view the imagery created from the SEGY data at https://cmgds.marine.usgs.gov/images.php?cruise=A198SC.

Data Acquired

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