Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HERMETIC SEAL CORP
4232 TEMPLE CITY BLVD, ROSEMEAD, CA, 91770
Parent company: AMETEK 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 | Methanol | 1,1,1-Trichloroethane | Asbestos (friable) | Phosphoric acid | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2008 | 3,100 | — | — | — | — | 3,100 |
| 2007 | 4,900 | — | — | — | — | 4,900 |
| 2006 | 5,510 | — | — | — | — | 5,510 |
| 2005 | 5,300 | — | — | — | — | 5,300 |
| 2004 | 4,630 | — | — | — | — | 4,880 |
| 2001 | 3,095 | — | — | — | — | 3,095 |
| 2000 | 4,013 | — | — | — | — | 4,013 |
| 1999 | 4,030 | — | — | — | — | 4,030 |
| 1998 | 3,550 | — | — | — | — | 3,550 |
| 1997 | 11,100 | — | 10,500 | 750 | — | 22,600 |
| 1996 | 7,755 | — | — | 250 | — | 8,255 |
| 1995 | 8,840 | — | — | 250 | — | 9,840 |
| 1994 | 6,670 | — | — | 250 | 250 | 7,670 |
| 1993 | 23,496 | 1,222 | — | 250 | 250 | 25,468 |
| 1992 | 750 | 21,700 | — | 750 | 750 | 24,200 |
| 1991 | 9,590 | 25,200 | — | 250 | 750 | 35,790 |
| 1990 | 7,934 | 15,715 | — | 250 | 250 | 24,149 |
| 1989 | 19,648 | 32,234 | — | — | — | 51,882 |
| 1988 | 12,743 | 25,455 | — | — | — | 38,698 |
▎ 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.