Tanks

​Underground Storage Tank Program

Tank Statistics
​Number of tanks with operating permits* ​5,013
Number of new tanks installed from 12/22/88 - present ​3,599
Number of tanks with upgrades/retrofits
​1,414
​Number of out-of-service tanks** ​431
​Number of tanks in service with operating permits and out of service ​5,444
​Number of permanently decommissioned tanks ​27,104
​Percentage of tanks with operating permits ​92.08%
Facility Statistics
​Number of facilities with operating permits ​1,635
​Number of facilities with out-of-service tanks ​172
​Number of facilities with operating permits and out-of-service tanks ​1,807
​Percentage of facilities with operating permits ​90.48%
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 ​49,380
​Number of cleanups completed ​42,741
Regulated Releases
​Number of releases reported ​7,659
​Number of cleanups initiated ​7,390
​Number of cleanups completed ​6,849
Unregulated Releases***
​Number of releases reported ​949
​Number of cleanups completed ​779
Heating Oil Tank Releases
​Number of releases reported ​40,772
​Number of cleanups completed ​35,113
Note: *** Does not include HOTs.

Data updated January 2019