Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
PROTO TECHNOLOGY CORP
59 GREEN ST, CLINTON, MA, 015103002
Parent company: NA
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 | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|---|
| 1998 | — | 94 | 94 |
| 1997 | 61 | 43 | 104 |
| 1996 | 59 | 41 | 100 |
| 1995 | 59 | 87 | 146 |
| 1994 | 76 | — | 76 |
| 1993 | 69 | — | 69 |
| 1992 | 3,234 | — | 3,234 |
| 1991 | 2,090 | — | 2,090 |
| 1990 | 4,515 | 5 | 4,520 |
| 1989 | 4,827 | — | 4,827 |
| 1988 | 4,370 | — | 4,370 |