Services
UST / AST Compliance Testing
Most UST violations aren't broken equipment — they're missed testing deadlines. We keep you ahead of both. Here's what each test is, why it's required, and how often you need it. See the full price list on our Rates page →
Testing requirements vary by system configuration — we'll confirm the exact schedule for your site.
Line & Leak-Detector Testing Available
- What it is
- Pressurized piping leak detectors are tested for proper function.
- Why it's required
- Release detection for pressurized piping under federal 40 CFR Part 280 and applicable state UST regulations.
- How often
- Annually for most pressurized systems.
Tank Tightness Test Available
- What it is
- A precision test confirming a tank isn't leaking.
- Why it's required
- Used for release detection and after a suspected release under 40 CFR Part 280 and applicable state UST regulations.
- How often
- As required by your release-detection method or when a release is suspected.
Annual Walkthrough Inspection Available
- What it is
- A documented walkthrough of the UST system for compliance with operational requirements.
- Why it's required
- Federal and state operational compliance under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Annually.
Performed on your behalf; owner/operator retains responsibility under 40 CFR 280.36.
Release-Detection (ATG) Verification Available
- What it is
- Automatic tank gauge operability and release-detection function are confirmed.
- Why it's required
- Release-detection equipment must be operable under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Annually.
Secondary Containment Testing Available
- What it is
- Sumps and under-dispenser containment are tested for liquid-tightness.
- Why it's required
- Containment integrity under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Typically every 3 years.
Spill Bucket Testing Available
- What it is
- Spill prevention equipment is tested for liquid-tightness.
- Why it's required
- Spill prevention integrity under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Typically every 3 years.
Tank Interstitial Testing Available
- What it is
- The interstitial space of a double-walled tank is tested for integrity.
- Why it's required
- Release detection under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Per your release-detection method.
Line / Piping Interstitial Testing Available
- What it is
- The interstitial space of double-walled piping is tested for integrity.
- Why it's required
- Release detection under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Per your release-detection method.
Overfill Prevention Verification Available
- What it is
- Overfill prevention equipment (drop-tube shutoff or ball float) is inspected and verified.
- Why it's required
- Overfill prevention under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Typically every 3 years.
Shear / Fire-Safety Valve Testing Available
- What it is
- Emergency shutoff (shear / fire-safety) valves at dispensers are inspected and tested.
- Why it's required
- Dispenser safety under 40 CFR Part 280 and applicable state UST regulations.
- How often
- Annually.
Emergency Stop (E-Stop / EMO) Testing Available
- What it is
- Emergency stop switches are tested for proper shutdown function.
- Why it's required
- Site safety under applicable state regulations and fire code.
- How often
- Annually.
NESHAP Stage I Testing Available
- What it is
- Stage I vapor-recovery equipment is tested for vapor-tightness.
- Why it's required
- Federal NESHAP requirements for gasoline dispensing facilities (40 CFR Part 63).
- How often
- Per the applicable NESHAP schedule.
Annual Compliance Package
All Your Required Testing, One Scheduled Visit
- All required annual tests bundled into a single scheduled visit
- 3-year items tracked and scheduled in the right year
- One price, reports delivered on completion
Get Your Site On Schedule
We'll confirm exactly what's due and when.