Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DU PONT EXPERIMENTAL STATION
RTE 141 AT NEW BRIDGE, WILMINGTON, DE, 19880
Parent company: E I DU PONT DE NEMOURS & CO INC
Carcinogen
— 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 | Freon 113 (CFC-113) | Methanol | Dichloromethane | Toluene | Acetone | Total (lbs) |
| 1997 | — | 657 | — | — | — | 657 |
| 1996 | — | 270 | — | — | — | 284 |
| 1995 | — | 315 | — | — | — | 315 |
| 1994 | — | 2,986 | — | — | — | 3,071 |
| 1993 | — | 20 | — | 1,186 | 647 | 2,173 |
| 1992 | — | 47 | 2,195 | — | 258 | 2,511 |
| 1991 | 15,879 | 2,396 | 1,697 | — | — | 19,972 |
| 1990 | 1,178 | 1,253 | — | — | — | 2,899 |
| 1989 | 27,000 | 17 | 10 | — | 110 | 27,467 |
| 1988 | 30,277 | — | 10 | — | — | 30,382 |
▎ 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.