The agency provides conservation services related to reports of suspected or confirmed violations of hazardous waste handling regulations.

Address: 9211 Oakdale Ave. Chatsworth CA 91311
Hours: Monday through Friday, 8:00am to 5:00pm. After hours, holidays and on weekends, messages may be left. Closed the first and third Friday of the month.
Phones: Administrative (818) 717-6500, Waste Alert Hotline Service/Intake (818) 717-6551, 800-72-TOXIC - State Hotline Service/Intake (800) 728-6942