Help/Assistance

For assistance information and materials please visit http://www.ecy.wa.gov/programs/tcp/ust-lust/tanks.html.

Other sources of help, information, and references:

Subject matter expert contact information:

(360) 407-7382

krgr461@ecy.wa.gov

Underground Storage Tank Notification Requirements

(UST Notification)
Description/Purpose

The 30-Day Notice gives the inspector the chance to communicate with the owner/installation company and observe the actual tank installation or tank closure process. A state notification form, available from the Department of Ecology (Ecology), must be completed by those who intend to install or remove (close) an underground storage tank (UST).

Notification is required 30 days before installing a new tank or removing an existing one. A certified/licensed professional must perform the installation or removal.

Contact your local fire marshal and local planning department prior to tank closure and/or installation to find out if any additional permits are required by city, county or other local jurisdictions.

Triggers and activities which would require this compliance record

Installing or removing an underground storage tank. Certain tanks are exempt from the 30-Day Notice form; to verify whether your tank is exempt please check the 30-Day Notice form.

Explanation/Description of costs/fees, including statutory, regulatory, or other legal authority for fees

There is no fee for the notification form.

Application Information

The application is called 'Underground Storage Tank 30-Day Notice' is online and can be accessed at https://fortress.wa.gov/ecy/publications/SummaryPages/ECY02095.html.

No. For UST installation, list the installation company on the application, if known. Upon receipt of the completed form, Ecology will validate it and return it to the owner. This validated form allows you to receive a one-time drop of product, for UST system testing purposes only. For permanent UST closure, list the closure company on the application, if known. Upon receiving a completed 30-Day closure form, Ecology will stamp the date received on the form and return a copy to the owner.

No. Once you have installed the underground storage tank, to dispense product and receive additional deliveries, you must complete the Business License Application, register for the Underground Storage Tank Addendum, pay your fees, and provide proof of Pollution Liability Insurance. Ecology will then issue you a Facility Compliance Tag.

The 30-Day Notice is mailed to Ecology at the following address:
    Department of Ecology
    Toxics Cleanup Program
    P.O. Box 47655
    Olympia, WA 98504-7655

Or faxed to (360) 407-7154.

90 days. You must resubmit a new 30-Day notice if you go beyond the 60 day limit or request an extension to the existing 30-Day notice.

There is no appeal process.

Legal authority
Notes / Comments

Applicants may request a waiver to the 30-Day waiting period by writing or calling Department of Ecology's Toxics Cleanup Program. For additional information on underground storage tanks, go to http://www.ecy.wa.gov/programs/tcp/ust-lust/tanks.html.

Contacts
Department of Ecology
Toxics Cleanup Program
Headquarters
300 Desmond Drive
PO Box 47600
Olympia WA 98504-7600
Telephone: (360) 407-7170
Fax: (360) 407-7154
Department of Ecology, Northwest Region
Toxics Cleanup Program
3190 - 160th Ave SE
Bellevue WA 98008-5452
Telephone: (425) 649-7209
Department of Ecology, Southwest Region
Toxics Cleanup Program
300 Desmond Dr
PO Box 47775
Olympia WA 98504-7775
Telephone: (360) 407-7170
Department of Ecology, Central Region
Toxics Cleanup Program
15 Yakima Avenue
Suite 200
Yakima WA 98902-3452
Telephone: (509) 454-7658
Department of Ecology, Eastern Region
Toxics Cleanup Program
4601 N. Monroe
Spokane WA 99205-1295
Telephone: (509) 329-4461
Triggering Questions
  • Will you install or permanently close an underground storage tank?
* Credential details last updated 5/27/2025
[v3]