Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PERKINELMER OPTOELECTRONICS SC INC
1300 OPTICAL DR, AZUSA, CA, 91702
Parent company: PERKINELMER INC
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 | Freon 113 (CFC-113) | Dichloromethane | Acetone | Methanol | Total (lbs) |
| 2004 | — | — | — | — | — | 1 |
| 2003 | — | — | — | — | — | 2 |
| 2002 | — | — | — | — | — | 2 |
| 2001 | — | — | — | — | — | 5 |
| 2000 | — | — | — | — | — | 5 |
| 1999 | — | — | — | — | — | 5 |
| 1998 | — | — | — | — | — | 9 |
| 1997 | — | — | — | — | — | 8 |
| 1996 | — | — | — | — | — | 8 |
| 1995 | 10,518 | — | 11,511 | — | — | 22,037 |
| 1994 | 9,996 | — | 21,589 | — | — | 31,594 |
| 1993 | 15,820 | 17,666 | 22,453 | 10,243 | — | 66,189 |
| 1992 | 35,129 | 22,898 | 28,721 | 9,583 | 4,534 | 100,871 |
| 1991 | 69,400 | 27,500 | 28,200 | 10,500 | — | 135,605 |
| 1990 | 92,037 | 87,490 | 30,458 | 9,233 | 3,595 | 231,992 |
| 1989 | 95,661 | 37,623 | 67,267 | 6,590 | 4,118 | 211,259 |
| 1988 | 90,020 | — | — | — | — | 90,270 |
| 1987 | — | 43,941 | — | — | — | 43,941 |
▎ 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.