Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1990 BAY RD, EAST PALO ALTO, CA, 94303
Parent company: DSM CATALYTICA PHARMACEUTICALS INC
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Toluene | Methanol | N,N-Dimethylformamide | n-Hexane | N-Methyl-2-pyrrolidone | Total |
|---|---|---|---|---|---|---|
| 2000 | — | 1,500 | 1,500 | — | — | 3,000 |
| 1999 | 2,250 | 2,450 | 500 | — | — | 5,200 |
| 1998 | 500 | 5,250 | 500 | 500 | 500 | 7,260 |
| 1997 | 1,450 | 5,450 | 1,000 | 1,000 | 500 | 9,910 |
| 1996 | 4,550 | 3,750 | 500 | 500 | 500 | 10,318 |
| 1995 | 1,000 | 2,950 | 500 | 2,450 | 500 | 7,410 |
| 1994 | 500 | 500 | — | — | — | 1,000 |
| 1992 | 15,000 | 1,500 | — | — | — | 16,501 |
| 1991 | 13,014 | 1,014 | — | — | — | 14,028 |
| 1990 | 14,250 | 1,201 | — | — | — | 15,701 |
| 1989 | 5,005 | 1,000 | — | — | — | 6,255 |
| 1988 | — | — | — | — | — | 250 |
| 1987 | 4,550 | — | — | — | — | 5,050 |