Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DEXTER CORP ELECTRONIC MATERIALS DIV
8 DELTA DR SUITE A, LONDONDERRY, NH, 03053
Parent company: DEXTER CORP
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 | Methanol | Certain glycol ethers | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Total (lbs) | |
| 1994 | 255 | 255 | — | 10 | 520 | |
| 1993 | 255 | 255 | 10 | 10 | 530 | |
| 1992 | 255 | 255 | 10 | 10 | 530 | |
| 1991 | 255 | 255 | 10 | — | 520 | |
| 1990 | 600 | 200 | — | — | 800 | |
| 1989 | 255 | 255 | 10 | — | 520 | |
| 1988 | — | 255 | — | — | 255 | |
▎ 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.