Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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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 | Methyl ethyl ketone | Freon 113 (CFC-113) | Cobalt | Copper | Nitric acid | Total |
|---|---|---|---|---|---|---|
| 1996 | — | — | 175 | — | — | 175 |
| 1995 | — | — | 132 | — | 84 | 216 |
| 1994 | 15,535 | — | 139 | 61 | 42 | 15,777 |
| 1993 | 21,000 | — | — | 100 | — | 21,100 |
| 1992 | 13,000 | — | — | — | — | 13,000 |
| 1990 | — | 8,000 | — | — | — | 8,000 |