Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SYMTRON CORP
4019 TRANSPORT ST, PALO ALTO, CA, 94303
Parent company: DICEON ELECTRONICS
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Copper | Ammonia | Nitric acid | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|---|---|---|---|
| 1991 | 10 | — | — | — | — | 10 |
| 1990 | 500 | 500 | 500 | 10 | 10 | 1,530 |
| 1989 | 500 | 500 | 500 | 500 | — | 2,000 |