UST FAQ - Testing
Accordion 2099584118
- The UST monitoring system and spill buckets must be tested annually
- For UST systems that are not programmed for positive shutdown and fail-safe, an annual pipeline integrity test is required
- For tanks installed prior to July 1, 2003, secondary containment testing (SB 989) is required every 36 months
- Underground tanks with single-walled components or unique circumstances may require additional testing. Please contact your inspector for guidance
Underground Storage Tank System Testing Intervals
| UST System Testing |
Required Testing Interval |
|||
| Annually | Every 3 Years | After Modifications | If Applicable | |
| Monitor System Certification |
X |
|
X |
|
| Leak Detector |
X |
|
X |
|
| Spill Bucket |
X |
|
X |
|
| Secondary Containment1 |
|
X |
X |
|
| Tank Integrity |
|
|
|
X2 |
| Pipeline Integrity |
X3 |
|
|
|
1. Not required on VPH systems.
2. Only required for single-walled tanks. Interval depends on monitoring plan.
3. For single-walled piping or systems not programmed for positive shutdown and fail safe.
UST owners and/or operators are responsible for notifying Environmental Health (CUPA) of UST testing at least 48 hours prior to testing. This notification allows Environmental Health (CUPA) staff the opportunity to witness the testing. Many testing companies may provide regulatory agency notification as a courtesy service to their clients, but the tank owner and/or operator is ultimately responsible for notification.
Environmental Health (CUPA) accepts notifications via email, fax, and regular mail. Email is preferable, as it allows for easy tracking and reduces paper usage. Confirmation of receipt is provided to all email notifications. Notification may be submitted to any of the following:
- Email: ustnotifications@ochca.com
- Fax: 714-754-1768
- Mailing Address: PO Box 25400, Santa Ana, CA 92705
The 48-hour requirement does not include weekends and holidays. Failure to notify Environmental Health (CUPA) of UST testing may result in the necessity of a retest.
Within 30 days.
Within 30 days.
Testing companies may submit the test results/report to the Environmental Health (CUPA) as a courtesy service to their clients, but the UST owner is ultimately responsible for the timely submittal of test results/reports.
Links in this section relate to BodyUnfortunately, the Environmental Health (CUPA) staff is unable to make recommendations for contractors or designated operators.
Testing notifications should be emailed to USTNotifications@ochca.com. Notifications can also be made via fax to 714-433-6423 or mailed to PO Box 25400, Santa Ana, CA 92799. Notifications must be made at least 48 business hours prior to the testing date and time. The notifications should include: site name and address, test date and time, type of test to be conducted, testing company that is performing the test.