Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HAMPSHIRE CHEMICAL CORP
2 E SPIT BROOK RD, NASHUA, NH, 030615737
Parent company: DOW CHEMICAL CO
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Ammonium sulfate (solution) | Methanol | Ammonia | Formaldehyde | Methyl ethyl ketone | Total (lbs) |
| 2004 | — | 149 | 860 | 14 | — | 1,633 |
| 2003 | — | 353 | 330 | 30 | — | 1,781 |
| 2002 | — | 1,131 | 1,068 | 26 | — | 3,308 |
| 2001 | — | 4,594 | 1,876 | 45 | — | 8,019 |
| 2000 | — | 5,593 | 9,113 | 121 | — | 16,265 |
| 1999 | — | 10,257 | 14,085 | 2,449 | — | 28,646 |
| 1998 | — | 5,865 | 10,958 | 3,892 | — | 22,677 |
| 1997 | — | 12,113 | 15,974 | 3,096 | — | 32,872 |
| 1996 | — | 6,042 | 15,137 | 2,813 | — | 25,576 |
| 1995 | — | 11,691 | 25,329 | 4,282 | — | 43,910 |
| 1994 | — | 37,843 | 45,932 | 2,879 | — | 89,536 |
| 1993 | — | 37,942 | 28,428 | 14,180 | — | 83,847 |
| 1992 | — | 38,708 | 32,519 | 11,315 | — | 86,053 |
| 1991 | — | 35,650 | 33,991 | 3,336 | — | 76,740 |
| 1990 | — | 39,005 | 29,123 | 4,977 | 1,663 | 77,973 |
| 1989 | 88,823 | 40,139 | 25,514 | 3,755 | 5,656 | 169,269 |
| 1988 | — | — | 34,288 | — | 4,706 | 43,905 |
| 1987 | 538,966 | 39,581 | — | 2,000 | 7,345 | 588,642 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.