Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COMMUNICATIONS & POWER INDUSTRIES INC EIMAC DIVISON
301 INDUSTRIAL RD, SAN CARLOS, CA, 94070
Parent company: NA
Carcinogen
— 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 | Methanol | Freon 113 (CFC-113) | Acetone | Tetrachloroethylene | Total (lbs) |
| 2004 | — | — | — | — | — | 226 |
| 2003 | — | — | — | — | — | 60 |
| 2002 | — | — | — | — | — | 80 |
| 2001 | — | — | — | — | — | 85 |
| 2000 | — | — | — | — | — | 241 |
| 1999 | — | — | — | — | — | 241 |
| 1998 | — | — | — | — | — | 18,185 |
| 1996 | 5,690 | 9,340 | — | — | — | 15,245 |
| 1994 | 12,960 | 21,720 | — | — | — | 35,845 |
| 1993 | 8,477 | 21,662 | 5,227 | 6,474 | — | 42,323 |
| 1992 | 19,600 | 34,055 | 5,530 | 7,890 | — | 67,743 |
| 1991 | 38,150 | 38,190 | 13,980 | 10,780 | — | 101,627 |
| 1990 | 96,880 | 32,558 | 16,300 | 11,000 | — | 157,253 |
| 1989 | 88,600 | 38,990 | 18,400 | 14,450 | 9,362 | 170,552 |
| 1988 | — | 40,950 | 24,260 | — | 9,260 | 74,970 |
| 1987 | 90,600 | 29,250 | — | — | — | 120,100 |
▎ 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.