SCCWRP has developed a sediment quality assessment framework that defines for environmental managers how to assess compliance with a statewide policy intended to protect humans who consume seafood from California’s enclosed bays and estuaries. Humans can become exposed to sediment contamination via food web transfer.


Water-quality regulatory targets for copper in Marina del Rey Harbor, above, have been exceeded. SCCWRP and its partners are pursuing a study examining whether existing copper targets for the Los Angeles County boat harbor accurately reflect copper’s ecological threat.

SedGrabCS resized

A field crew retrieves sediment samples collected from Consolidated Slip in Los Angeles Harbor during a SCCWRP-led study examining how to optimize the design of toxicity identification evaluation (TIE) studies to improve confidence in the results.