Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRATT & WHITNEY
415 WASHINGTON AVE, NORTH HAVEN, CT, 064731315
Parent company: UNITED TECHNOLOGIES CORP
Carcinogen
— EPA classifications across all reporting years
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 | Freon 113 (CFC-113) | Tetrachloroethylene | Nitric acid | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2002 | — | — | — | — | — | 257 |
| 2001 | — | — | — | 1,500 | — | 1,732 |
| 2000 | — | — | — | 2,080 | — | 2,568 |
| 1999 | — | — | — | 1,460 | — | 2,260 |
| 1998 | — | — | — | 2,930 | — | 3,819 |
| 1997 | — | — | — | 7,670 | — | 8,690 |
| 1996 | — | — | — | 18,900 | — | 32,326 |
| 1995 | — | — | — | 12,200 | — | 13,500 |
| 1994 | 13,500 | — | — | 11,100 | — | 28,450 |
| 1993 | 150,000 | — | — | 9,600 | 2,550 | 165,655 |
| 1992 | 240,230 | — | 13,011 | 13,200 | 3,100 | 272,211 |
| 1991 | 260,500 | — | 26,067 | 11,700 | 2,300 | 302,847 |
| 1990 | 440,770 | 22,000 | 28,050 | 27,700 | 11,100 | 533,065 |
| 1989 | 290,110 | 170,000 | 170,000 | 23,300 | 3,410 | 660,192 |
| 1988 | — | 350,000 | 230,000 | — | — | 586,115 |
| 1987 | — | — | — | — | 18,800 | 20,028 |
▎ 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.