Facility detail

PRATT & WHITNEY

400 MAIN ST M S 102-21, EAST HARTFORD, CT, 06118

Parent company: RTX CORP

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	1,1,1-Trichloroethane	Tetrachloroethylene	Freon 113 (CFC-113)	Ammonia	Methyl ethyl ketone	Total (lbs)
2024	—	—	—	—	—	96
2023	—	—	—	—	—	90
2022	—	—	—	—	—	115
2021	—	—	—	—	—	71
2020	—	—	—	—	—	94
2019	—	—	—	—	—	132
2018	—	—	—	—	—	151
2017	—	—	—	—	—	221
2016	—	—	—	—	—	99
2015	—	—	—	—	—	1,550
2014	—	—	—	—	—	1,550
2013	—	—	—	—	—	1,550
2012	—	—	—	—	—	2,285
2011	—	—	—	9,000	—	9,750
2010	—	—	—	18,000	—	18,443
2009	—	—	—	17,000	—	17,494
2008	—	—	—	18,870	—	19,421
2007	—	—	—	14,330	—	15,452
2006	—	—	—	14,606	—	15,752
2005	—	—	—	5,990	—	8,550
2004	—	—	—	3,305	—	5,276
2003	—	—	—	7,970	—	21,635
2002	—	—	—	7,700	—	9,850
2001	—	—	—	9,600	—	10,933
2000	—	—	—	7,060	—	9,072
1999	—	—	—	11,000	—	12,910
1998	—	312	—	7,260	—	10,403
1997	—	890	—	9,030	—	12,627
1996	—	620	—	4,230	—	8,201
1995	5,250	5,013	—	5,764	—	18,680
1994	15,255	—	—	7,005	—	26,020
1993	24,022	1,221	—	23,250	—	54,117
1992	69,085	2,521	19,200	13,050	—	118,758
1991	320,570	7,500	11,700	—	—	356,889
1990	400,900	59,000	37,000	—	10,839	534,390
1989	261,200	230,000	70,400	—	20,832	609,706
1988	421,000	—	151,500	—	19,840	640,475
1987	1,905,900	—	—	—	—	1,930,100

▎ 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.