Tanks

​Underground Storage Tank Program

Tank Statistics
​Number of tanks with operating permits* ​5,060
Number of new tanks installed from 12/22/88 - present ​3,559
Number of tanks with upgrades/retrofits
​1,501
​Number of out-of-service tanks** ​459
​Number of tanks in service with operating permits and out of service ​5,519
​Number of permanently decommissioned tanks ​26,876
​Percentage of tanks with operating permits ​91.68%
Facility Statistics
​Number of facilities with operating permits ​1,668
​Number of facilities with out-of-service tanks ​175
​Number of facilities with operating permits and out-of-service tanks ​1,843
​Percentage of facilities with operating permits ​90.50
Note:
* Only tanks with operating permits are authorized to receive fuel.
** Tanks without operating permits are not authorized to receive fuel and are out of service including tanks in temporary closure.

Leaking Underground Storage Tank Program

Total Releases
​Number of releases reported ​47,250
​Number of cleanups completed ​40,409
Regulated Releases
​Number of releases reported ​7,587
​Number of cleanups initiated ​7,330
​Number of cleanups completed ​6,759
Unregulated Releases***
​Number of releases reported ​897
​Number of cleanups completed ​734
Heating Oil Tank Releases
​Number of releases reported ​38,766
​Number of cleanups completed ​32,916
Note: *** Does not include HOTs.

Data updated July 5, 2017