Wyoming Administrative Code
Agency 020 - Environmental Quality, Dept. of
Sub-Agency 0011 - Water Quality
Chapter 17 - STORAGE TANKS
Part G - STORAGE TANK SYSTEMS: OUT-OF-SERVICE SYSTEMS AND CLOSURES
Section 17-30 - Temporary Closure

Universal Citation: WY Code of Rules 17-30

Current through September 21, 2024

(a) General Requirements. When an storage tank system is temporarily closed, owners and/or operators shall continue operation and maintenance of CP systems in accordance with Section 11. Owners and/or operators shall continue release detection in accordance with Part D as long as the tank contains more than one inch of regulated substance at the measuring point directly under the fill tube. Parts E and F shall be complied with if a release is suspected or confirmed.

(b) Six (6) months or more. When a storage tank system is temporarily closed for six (6) months or more, owners and/or operators shall also comply with the following requirements:

(i) Leave vent piping open and functioning; and

(ii) Drain, cap and secure all other connected piping, pumps, manways, and ancillary equipment; and

(iii) Continue to pay the annual tank fee and maintain financial responsibility pursuant to Chapter 19, Wyoming Water Quality Rules and Regulations, Financial Responsibility for USTs.

(c) Three (3) years or more. When a storage tank system is temporarily closed for more than three (3) years, the owner and/or operator shall complete a minimum site assessment in accordance with Section 29.

Disclaimer: These regulations may not be the most recent version. Wyoming may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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