Facility detail

LEARJET INC

1255 E AERO PARK BLVD, TUCSON, AZ, 85756

Parent company: LEARJET INC

Carcinogen — 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	Ethylbenzene	Naphthalene	Methyl ethyl ketone	Dichloromethane	Toluene	Total (lbs)
2023	—	—	—	—	16,798	16,798
2022	—	—	—	—	15,160	15,160
2019	—	—	—	—	16,585	16,585
2018	—	—	—	—	19,357	19,357
2017	126	7	—	—	13,822	13,955
2016	31	0	—	—	14,390	14,422
2015	140	0	—	—	10,524	10,665
2014	53	0	—	—	7,617	7,670
2013	33,127	33,067	—	—	9,970	76,164
2012	22,947	22,845	—	—	10,699	56,490
2011	37,912	37,807	—	—	—	75,719
2010	39,719	39,645	—	—	—	79,364
2009	45,165	45,093	—	—	—	90,258
2008	28,954	28,889	—	—	—	57,842
2007	22,555	22,512	—	—	—	45,067
2006	27,714	27,668	—	—	—	55,382
2005	27,403	27,317	—	—	—	54,720
2004	43,980	43,899	—	—	18,096	105,976
2003	34,690	—	10,227	—	20,888	65,805
2002	—	—	19,604	—	33,991	53,595
2001	—	—	12,142	—	—	12,142
2000	—	—	8	—	7	15
1999	—	—	9,634	—	—	9,634
1998	—	—	18,681	7,977	—	26,658
1997	—	—	16,826	11,528	—	28,354
1996	—	—	38,519	25,784	—	64,303
1995	—	—	32,187	18,215	—	50,402
1994	—	—	27,332	18,908	—	49,163
1993	—	—	23,795	42,185	—	70,500
1992	—	—	14,229	30,826	—	46,643
1991	—	—	13,259	37,217	—	54,948
1990	—	—	21,552	37,479	—	59,031
1989	—	—	25,178	11,784	—	36,962
1988	—	—	13,403	—	—	13,403

▎ 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.