Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
952 S MAIN ST, WATERBURY, CT, 06706
Parent company: ILLINOIS TOOL WORKS INC
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Dichloromethane | Toluene | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Cyanide compounds | Total (lbs) |
| 1990 | 36,000 | — | — | 10 | 74 | 36,141 |
| 1989 | 25,000 | — | 3,880 | 500 | 518 | 31,198 |
| 1988 | — | 21,000 | — | 500 | 508 | 22,318 |
| 1987 | — | — | — | 250 | — | 2,300 |
▎ 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.