Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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72 FLINT ST, SALEM, MA, 01970
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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 | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Xylene (mixed isomers) | Ammonia | Chromium | Total |
|---|---|---|---|---|---|---|
| 2001 | — | 5 | — | — | — | 5 |
| 2000 | — | 5 | — | — | — | 5 |
| 1999 | — | 5 | — | 370 | — | 375 |
| 1998 | — | 5 | — | — | — | 5 |
| 1997 | — | 5 | — | 51 | — | 56 |
| 1996 | — | 7 | — | 48 | — | 55 |
| 1995 | — | — | — | — | 12 | 12 |
| 1994 | — | 250 | — | — | — | 250 |
| 1992 | — | 16,300 | — | — | — | 16,300 |
| 1991 | — | 13,000 | — | — | — | 13,000 |
| 1990 | 8,455 | — | 14,429 | 3,144 | — | 26,028 |
| 1989 | 13,027 | — | 13,047 | — | — | 26,074 |
| 1988 | 8,610 | — | — | — | — | 8,610 |