Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TOPPAN ELECTRONICS INC
7770 MIRAMAR RD, SAN DIEGO, CA, 921264298
Parent company: TOPPAN PRINTING CO LTD
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 | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Formaldehyde | Total (lbs) |
| 2002 | — | — | — | 5 | 2 | 7 |
| 2000 | — | — | — | — | 4 | 73 |
| 1999 | — | 500 | — | — | 30 | 535 |
| 1998 | — | 215 | — | — | 1 | 226 |
| 1997 | — | 5,360 | 1,932 | 590 | 368 | 8,366 |
| 1996 | — | 5,100 | 1,840 | 560 | 350 | 7,960 |
| 1995 | — | 6,500 | 2,880 | 1,060 | 530 | 11,115 |
| 1994 | — | 5,100 | 1,730 | 1,680 | 310 | 8,940 |
| 1993 | — | 5,000 | 1,500 | 2,650 | — | 9,310 |
| 1992 | 19,500 | 4,800 | 1,188 | 1,120 | — | 26,803 |
| 1991 | 35,300 | 2,900 | 918 | 480 | — | 39,598 |
| 1990 | 40,821 | 2,961 | 1,000 | 827 | — | 45,614 |
| 1989 | 29,300 | 27,900 | 3,600 | 13 | 440 | 61,253 |
| 1988 | — | — | — | 341 | 822 | 1,163 |
| 1987 | — | — | — | 500 | 613 | 1,113 |
▎ 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.