Leak Detection for Single-walled Underground Storage Tanks

Sample Inventory Record - Instructions on how to perform daily inventory so it meets Department’s requirements for leak detection.

Daily Inventory Form - The recommended form to use for your facilities’ daily inventory record keeping.

Updated January 2008 - Statistical Inventory Analysis Vendors (MS Word format) (pdf format) – Companies available to provide statistical inventory analysis services to Maine underground petroleum tank owners.

Updated May 2008 - Precision Tank Testing Companies (MS Word format) (pdf format)– Companies available to perform precision tests on underground storage tanks.

Requirements for using an Automatic Tank Gauge (MS Word) (pdf format) - Circumstances under which a tank owner may use an ATG in lieu of keeping daily product inventory and doing an annual Statistical Inventory Analysis.

* For more information on Daily Inventory, contact the Oil Enforcement Unit at (207) 287-2651.