Montana Oil Tank Removal, Inspection & UST Contractors
Find contractors in Montana for oil tank removal, underground storage tank inspection, fuel tank testing, decommissioning, and remediation.
Montana Oil Tank Removal, Fuel Tank Inspection & UST Contractors
Don't see your company listed?
If you provide oil tank removal, UST inspection, testing, or related services in Montana, request to be added to our directory.
Request to Be Listed →Montana UST regulations are administered by the Montana Department of Environmental Quality. For federal UST requirements, see the EPA Underground Storage Tank Program.
Underground Storage Tanks in Montana
- Active regulated USTs
- 2,663
- Federally regulated tank systems registered as active, as of March 31, 2026
- Closed USTs
- 12,436
- Regulated tank systems closed to date, as of March 31, 2026
- Leaks not yet cleaned up
- 662
- Confirmed petroleum releases not yet cleaned up, of 3,253 confirmed to date, as of March 31, 2026
- Homes heated with oil
- 0.6%
- Share of occupied homes whose main heating fuel is fuel oil, kerosene or similar, 2024 estimate
Home heating oil tanks are exempt from the federal UST rules and are not in the EPA counts.
Sources: EPA, UST Performance Measures, Mid-Year FY 2026; U.S. Census Bureau, American Community Survey 2024 1-year estimates, table B25040 (House Heating Fuel).
Common Questions About UST Contractors in Montana
Does Montana require a licensed UST contractor?
Yes. Montana requires contractors performing regulated underground storage tank work to hold a credential issued by the Montana Department of Environmental Quality.
Who regulates underground storage tanks in Montana?
The Montana Department of Environmental Quality oversees underground storage tank regulations in Montana. Federal requirements come from the EPA underground storage tank program.
How do I verify a UST contractor's credentials in Montana?
Ask the contractor for their credential number and confirm it directly with the Montana Department of Environmental Quality. Also ask for proof of insurance appropriate for tank work.