Site Mitigation & Restoration Program

We protect and maintain California’s land and places
by setting strict standards for land restoration and cleanup

Santa Susana Field Laboratory Archive

Historical information regarding the Santa Susana Field Laboratory are provided below.

  • DTSC Orders Cleanup of Simi Valley’s Sage Ranch Park
    DTSC has ordered the cleanup of soil polluted by lead shot, skeet fragments, and clay pigeon debris in Simi Valley’s Sage Ranch Park, the site of a recreational gun club shooting range that operated from the 1970s through the 1990s…
  • Boeing Cleanup Settlement Agreement
    In a major development to clean up contaminated soil, groundwater, and stormwater runoff at the Santa Susana Field Laboratory in Ventura County, CalEPA announced in May 2022 a comprehensive framework that establishes strict cleanup protocols and timelines for The Boeing Company (Boeing)…
  • NASA Demolition Program
    For information related to NASA’s August 2021 resumption of demolition and infrastructure removal at SSFL, which is a continuation of the NASA program that began in 2015, please visit the NASA SSFL demolition website.