Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
STANLEY DOOR SYSTEMS CHATSWORTH
21325 SUPERIOR ST, CHATSWORTH, CA, 913114313
Parent company: STANLEY WORKS
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 | Ammonia | Lead | Manganese | Lead compounds | Total (lbs) | |
| 2002 | — | 2 | — | — | 2 | |
| 2001 | — | — | — | 2 | 2 | |
| 1997 | 11,400 | — | — | — | 11,400 | |
| 1996 | 12,432 | — | — | — | 12,432 | |
| 1995 | 11,785 | — | — | — | 11,785 | |
| 1994 | 10,858 | — | — | — | 10,858 | |
| 1993 | 500 | — | — | — | 500 | |
| 1992 | 500 | — | — | — | 500 | |
| 1991 | 915 | — | 1,380 | — | 2,295 | |
| 1990 | 500 | 500 | — | — | 1,000 | |
| 1989 | 500 | 1,000 | — | — | 1,500 | |
| 1988 | 14,250 | — | — | — | 14,250 | |
| 1987 | 14,250 | — | — | — | 14,250 | |
▎ 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.