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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2018-624-FA

AKA: none

Other ID: none

Status: Completed

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

Funding Program(s): Other (Other)

Principal Investigator(s): Renee Takesue

Affiliate Investigator(s): Brett Tipple (UCSC)

Information Specialist(s): Renee Takesue

Data Type(s): Location-Elevation: Navigation, Sampling: Geology

Scientific Purpose/Goals: Determine the marine dispersal and contaminant burden of terrigenous sediment from wildfire-impacted watersheds.

Vehicle(s): Elantra G13-2403R

Start Port/Location: Napa, CA

End Port/Location: Napa, CA

Start Date: 2018-04-26

End Date: 2018-04-27

Equipment Used: Handheld GPS, Ponar grab sampler

Information to be Derived: Grain size, TOC, PAH, elemental composition.

Summary of Activity and Data Gathered: Sample locations on FAD 10/1/2018 Twenty three grab samples were collected; the surface 0-2 cm were preserved for geochemical analyses.

Staff: Cordell Johnson, Rachel Marcuson

Affiliate Staff:

Notes: Funding Project: Priority Ecosystems Mini-Proposal


San Pablo Bay to Honker Bay, California

North: 38.14564366 South: 38.01506011 West: -122.53825802 East: -121.88881683


photo of Fast Eddy (SC)
Fast Eddy (SC)


Takesue, R.K., 2020, Geochemistry of sediment and organic matter in drainages burned by the Altas and Nuns wildfires in October 2017 and of nearshore seabed sediment in north San Francisco Bay from March to April 2018: U.S. Geological Survey data release,

Takesue, R.K., Conaway, C.H., and Tipple, B.J., 2021, Parent and alkylated polycyclic aromatic hydrocarbons (PAHs) and per- and polyfluoroalkyl substances (PFAS) in north San Francisco Bay, Napa River, and Sonoma Creek in 2018 and 2019: U.S. Geological Survey data release,


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Handheld GPS --- Navigation
Ponar grab sampler --- Biology

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