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Underground Storage Tank Decommissioning and Change in Service

Attention: All UST submittals must now be submitted through Your DEQ Online. See Underground Storage Tanks in Your DEQ Online for more information


  • Cathodic Protection Test Report Form 
  • Decommissioning Cover Letter
  • The following forms are now available through Your DEQ Online. Please visit this web page for information about how to use the new system.
    • Decommissioning/Change-in-Service 30-Day Notice 
    • Decommissioning Checklist and Site Assessment Report 
    • Modification Report and Checklist 
    • Modification 30-Day Notice 
    • Repair and Replacement Report and Checklist 
    • System Temporary Closure 30-Day Notice
    • System Temporary Closure Request for Extension  
  The tank status will remain active and the annual UST permit fee must be paid until both forms are received.