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.

Violations and Enforcement


Owners and operators of an underground storage tank(s) found in violation of the Los Angeles County Code Title 11, Division 4, Chapter 11.86 ENFORCEMENT and/or California Health and Safety Code Division 20, Chapter 6.7, Section 25299 (PDF, 13KB) are subject to enforcement. Those owners and operators who do not respond immediately to notices issued by the Los Angeles County Department of Public Works Environmental Programs Division and come into compliance will be referred to the Los Angeles County District Attorney's office for enforcement. All violations will be pursued and will be prosecuted.

In addition, if owners and operators are found to be in "Significant Violation", the Los Angeles County Department of Public Works also has the authority to affix Red Tags to USTs, as per the California Code of Regulations, Title 23, Division 3, Chapter 16, Article 10.5. Permittees of USTs that have been Red Tagged per California Code of Regulations, Title 23, Division 3, Chapter 16, Article 10.5, are subject to the Permit Noncompliance Fee as set forth in Los Angeles County Code Title 11, Division 4, Chapter 11.82.014.
Managed by the Los Angeles County Public Works, Environmental Programs Division
Toll Free Phone Number: 1(888) CLEAN LA
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