Los Angeles County Public Works - Underground Storage Tanks

Environmental Programs public counter located on the 3rd floor of the Annex building in Alhambra is open to the public. In order to maintain facility capacity we have implemented an online appointment system. Masks are highly recommended at all times for all visitors and staff. Click here to schedule an in person appointment or call (626) 458-3517 for questions or assistance.

For Underground Storage Tanks questions or submissions, email us at ust@pw.lacounty.gov. You can also mail submissions to:

Los Angeles County Public Works
Environmental Programs Division
900 S. Fremont Ave
Alhambra, CA 91803

If you have any questions, contact the Environmental Programs Public Counter at (626) 458-3517, Monday to Thursday, 8 am to 4 pm.

Los Angeles County Certified Unified Program Agency (CUPA)

Los Angeles County Public Works is a Unified Program Agency and a Participating Agency (PA) to the Los Angeles Los Angeles County Certified Unified Program Agency (CUPA), which is managed by the Los Angeles County Fire Department Health Hazardous Materials Division. The Los Angeles County CUPA has jurisdiction in all unincorporated and incorporated areas unless the City is a PA or a CUPA as shown in the information below.

Participating Agencies (PA) to the County CUPA for UST

City of Burbank Fire Department	(818) 238-3391
City of Pasadena Fire Department	(626) 744-4288
City of Torrance Fire Department	(310) 618-2973

Certified Unified Program Agencies (CUPA)

City of Los Angeles Fire Department¹	(213) 978-3700
City of Santa Monica	(310) 458-4971
City of El Segundo Fire Department	(310) 523-2248
City of Glendale Fire Department	(818) 548-3200
Long Beach Unified Program	(562) 570-4131
City of San Fernando¹ - City of Los Angeles Fire Department¹	(213) 978-3700
City of Santa Fe Springs Fire Department	(562) 944-9713
City of Vernon Health Department	(323) 583-8811

PA's - County CUPA collects annual billing ¹ Joint Powers Agreement