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Leaking Underground Storage Tank Releases and Cleanups
All data are cumulative from the start of the U.S. Environmental Protection Agency's Underground Storage Tank program, which began in 1984.
Data represent fiscal year, October 1 through September 30.
1990: U.S. Environmental Protection Agency, Office of Underground Storage Tanks, personal communications, Nov. 17 and 18, 1998.
1991-2016: Ibid., UST Performance Measures, available at http://www.epa.gov/swerust1/cat/camarchv.htm as of Mar. 7, 2017.