Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
PQ CORP
801 GRAYSON ST, BERKELEY, CA, 94710
Parent company: PQ CORP
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|
| 1996 | 255 | 255 |
| 1995 | 250 | 250 |
| 1994 | 250 | 250 |
| 1993 | 255 | 255 |
| 1992 | 255 | 255 |
| 1991 | 255 | 255 |
| 1990 | 500 | 500 |
| 1989 | 500 | 500 |
| 1988 | 500 | 500 |