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Underground storage tank service providers

We have information for underground storage tank service providers and for those looking for service providers to work on tanks.

Checklists for certified service providers:

Looking for a service provider?

Here is a draft excel spreadsheet that lists certified UST service provides.This list is updated quarterly and was last updated on May 3, 2018.

Disclaimer: We do not assume any liability for the accuracy or completeness of the information presented in this list. A listing of a firm does not constitute a recommendation or endorsement. Compliance with the Underground Storage Tank regulations and ensuring service providers are licensed for the services they perform is the responsibility of the UST owner or operator.

Would you like to get on our list?

If you are a service provider who would like to be added our list or an existing service provider with changes to your current information, please contact:

Frosti Smith
Frosti.Smith@ecy.wa.gov
509-454-7841