On February 23, 2023, California EPA (Cal EPA) finally released a “final draft” version of the much-awaited vapor intrusion guidance, Final Draft Supplemental Guidance: Screening and Evaluating Vapor Intrusion (VI Guidance)...more
Last month, the California Department of Toxic Substances Control (“DTSC”) issued its long-awaited “Vapor Intrusion Update” (“Advisory”) which is intended to guide the selection of attenuation factors (“AFs”) at contaminated...more
In February, the California Department of Toxic Substances Control, or DTSC, the State Water Resources Control Board, or SWRCB, and the San Francisco Bay Regional Water Quality Control Board released a much-anticipated draft...more
Gov. Brown recently signed Assembly Bill 440 into law, providing an important tool for local agencies to force the cleanup of contaminated properties within their borders. AB 440 builds upon the Polanco Redevelopment Act...more