Washington Oil Tank Removal, Inspection & UST Contractors
Find contractors in Washington for oil tank removal, underground storage tank inspection, fuel tank testing, decommissioning, and remediation.
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Washington UST regulations are administered by the Washington Department of Ecology. For federal UST requirements, see the EPA Underground Storage Tank Program.
Common Questions About UST Contractors in Washington
Does Washington require a licensed UST contractor?
Yes. Washington requires contractors performing regulated underground storage tank work to hold a credential issued by the Washington State Department of Ecology.
Who regulates underground storage tanks in Washington?
The Washington Department of Ecology oversees underground storage tank regulations in Washington. Federal requirements come from the EPA underground storage tank program.
How do I verify a UST contractor's credentials in Washington?
Ask the contractor for their credential number and confirm it directly with the Washington State Department of Ecology. Also ask for proof of insurance appropriate for tank work.