Facility detail

U.S. NAVAL AIR STATION NORTH ISLAND

MC CAIN BLVD, SAN DIEGO, CA, 92135

Parent company: US DEPARTMENT OF DEFENSE

Carcinogen PBT — EPA classifications across all reporting years

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.

Full release table

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

All values in pounds (lbs)
Year	Methyl isobutyl ketone	Dichloromethane	Lead	Methyl ethyl ketone	Ammonia	Total (lbs)
2024	33,700	—	3,633	—	—	37,366
2023	37,600	—	4,014	—	—	41,686
2022	30,000	—	7,240	—	—	37,794
2021	32,700	—	7,148	—	—	39,864
2020	21,300	—	6,929	—	—	30,109
2019	20,000	—	8,363	—	—	28,373
2018	27,800	—	7,318	—	25	35,155
2017	20,100	16,800	19,180	—	5,301	61,392
2016	9,200	16,800	6,866	—	5,201	38,079
2015	12,800	29,000	7,805	—	16,001	76,354
2014	20,100	—	7,752	—	10,001	38,205
2013	3,300	—	6,602	—	10,005	20,167
2012	11,200	8,780	2,401	—	—	23,593
2011	8,500	14,500	0	—	—	23,297
2010	8,600	—	0	—	—	9,457
2009	13,800	11,100	1	—	—	25,366
2008	7,100	10,900	0	—	—	18,352
2007	16,300	9,670	1	—	—	26,284
2006	14,900	16,700	1	—	—	31,999
2005	12,000	17,800	2	—	—	30,146
2004	9,500	17,700	1	—	—	27,358
2003	6,960	16,120	1	3,900	—	26,985
2002	9,640	18,670	1	3,950	—	32,261
2001	8,890	29,780	1	5,060	—	43,821
2000	14,100	24,700	—	7,900	—	46,800
1999	15,000	14,200	—	16,000	—	45,200
1998	13,700	62,100	—	14,100	—	109,025
1997	12,684	29,902	—	7,773	—	50,359
1996	21,581	8,603	—	16,570	—	46,754
1995	—	21,300	—	13,000	—	37,360
1994	—	12,803	—	—	—	21,903

▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.