Nancy Ward, the head of CalOES, left office on Dec. 30. She had publicly begged FEMA to test for toxic substances after the ...

PFAS, often called “forever chemicals,” have contaminated groundwater near military bases, factories, and towns across the ...

For months, federal officials have said post-cleanup soil testing for fire-stricken homes in L.A. was unnecessary. Now, they ...

Testing for toxic chemicals and heavy metals is available in Los Angeles County from philanthropic groups, researchers, and ...

Airport engineer says cleanup targets legacy firefighting foam while preparing for future concourse expansion.

After initially resisting calls, federal regulators will test the soil at 100 properties in the Eaton Fire burn scar.

Months after fuel from a gas station in Ventura's Pierpont neighborhood leaked into groundwater and the city's sewer system, samples showed contaminated soil and water in several nearby spots. In ...

Work to clean up a brownfield site in downtown Port Orchard will resume after the high tides season this winter.