Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SIGMA PLATING CO INC
1040 SOUTH OTTERBEIN AVE, ROWLAND HEIGHTS, CA, 91748
Parent company: NA
Carcinogen
— 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 | Nickel | Chromium | Sodium hydroxide (solution) | 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 |
|---|---|---|---|---|---|---|
| 2001 | 1 | — | — | — | — | 1 |
| 2000 | 1 | 5 | — | — | — | 6 |
| 1999 | 1 | 5 | — | — | — | 6 |
| 1998 | 39 | — | — | — | — | 39 |
| 1997 | 250 | 5 | — | — | — | 255 |
| 1996 | 250 | 5 | — | — | — | 255 |
| 1995 | 500 | 255 | — | — | — | 755 |
| 1994 | 500 | 255 | — | — | — | 755 |
| 1993 | — | — | — | 87 | 37 | 169 |
| 1992 | 250 | 5 | — | 250 | 250 | 755 |
| 1991 | 5 | — | — | 63 | 26 | 94 |
| 1989 | — | 250 | — | — | — | 250 |
| 1988 | — | 250 | 250 | — | — | 500 |
| 1987 | — | 250 | 250 | — | — | 500 |