Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NATIONAL CHROMIUM CO INC
10 SENEXET RD, PUTNAM, CT, 06260
Parent company: NATIONAL CHROMIUM CO INC
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | 1,1,1-Trichloroethane | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Lead compounds | Lead And Lead Compounds | Total |
|---|---|---|---|---|---|
| 2024 | — | — | — | 0 | 0 |
| 2023 | — | — | — | 0 | 0 |
| 2022 | — | — | — | 0 | 0 |
| 2021 | — | — | — | 0 | 0 |
| 2020 | — | — | 0 | — | 0 |
| 2019 | — | — | 0 | — | 0 |
| 2018 | — | — | 0 | — | 0 |
| 2017 | — | — | 0 | — | 0 |
| 2016 | — | — | 0 | — | 0 |
| 1992 | 13,790 | — | — | — | 13,790 |
| 1991 | 20,923 | — | — | — | 20,923 |
| 1990 | 29,184 | — | — | — | 29,184 |
| 1989 | 29,318 | 10,884 | — | — | 40,202 |
| 1988 | 23,327 | — | — | — | 23,327 |