Underground Storage Tanks

States and territories have been submitting information about their UST programs since 1988. As of March 2013:

• 510,733 confirmed releases have been reported;
• 485,760 cleanups have been initiated; and
• 430,040 cleanups have been completed.

For state by state data (reported semi-annually), such as the number of active and closed tanks, releases reported, cleanups initiated and completed, inspections, and facilities in compliance with UST requirements see the UST Performance Measures.

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