Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRATT & WHITNEY
NEWELL ST, SOUTHINGTON, CT, 064891197
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 | Tetrachloroethylene | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Sodium hydroxide (solution) | Total (lbs) |
| 1992 | 28,900 | 27,210 | 331 | — | — | 56,588 |
| 1991 | 53,150 | 37,100 | 980 | 1,120 | — | 93,195 |
| 1990 | 82,200 | 43,096 | 1,690 | 622 | — | 129,209 |
| 1989 | 130,300 | 81,180 | 1,010 | — | — | 213,156 |
| 1988 | — | — | 790 | 1,670 | 2,470 | 7,849 |
| 1987 | — | — | — | — | — | 990 |
▎ 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.