Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
STANLEY ENGINEERED FASTENING LLC
4 SHELTER ROCK LN, DANBURY, CT, 06810
Parent company: STANLEY BLACK & DECKER
Carcinogen
PBT
— 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 | Lead | Copper | Chromium | Total (lbs) | |
| 2024 | — | 5 | 2 | — | 8 | |
| 2023 | — | 5 | 2 | — | 7 | |
| 2022 | — | 4 | 2 | 5 | 10 | |
| 2021 | — | 4 | 2 | — | 5 | |
| 2020 | — | 4 | 2 | — | 6 | |
| 2019 | — | 4 | 2 | — | 6 | |
| 2018 | — | 4 | 2 | — | 6 | |
| 2017 | — | 5 | 5 | — | 10 | |
| 2016 | — | 5 | 5 | — | 10 | |
| 2015 | — | 5 | 5 | — | 10 | |
| 2014 | — | 2 | 2 | — | 4 | |
| 2006 | — | — | 5 | — | 5 | |
| 2004 | — | — | 6 | — | 6 | |
| 2003 | — | — | 2 | — | 2 | |
| 2001 | — | — | 1 | — | 1 | |
| 2000 | — | — | 1 | — | 1 | |
| 1991 | 13,000 | — | — | — | 13,000 | |
| 1990 | 4,153 | — | — | — | 4,153 | |
| 1989 | 15,380 | — | — | — | 15,380 | |
▎ 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.