Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DUPONT ELECTRONIC MATERIALS CMP LLC B2 B3 B8
451 BELLEVUE RD, NEWARK, DE, 19713
Parent company: DUPONT DE NEMOURS 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 | N,N-Dimethylformamide | Methyl ethyl ketone | Acetone | Ammonia | Diisocyanates | Total (lbs) |
| 2024 | 243 | — | — | — | 0 | 243 |
| 2023 | 247 | — | — | — | 0 | 247 |
| 2022 | 257 | — | — | — | 0 | 257 |
| 2021 | 267 | — | — | — | 0 | 267 |
| 2020 | 4,473 | — | — | — | 0 | 4,473 |
| 2019 | 4,468 | — | — | — | 0 | 4,468 |
| 2018 | 4,468 | — | — | — | 0 | 4,468 |
| 2017 | 4,554 | — | — | — | 0 | 4,554 |
| 2016 | 4,150 | — | — | — | 0 | 4,150 |
| 2015 | 4,150 | — | — | — | 0 | 4,150 |
| 2014 | 4,150 | — | — | — | 0 | 4,150 |
| 2013 | 4,157 | — | — | — | 0 | 4,157 |
| 2012 | 4,160 | — | — | — | 0 | 4,161 |
| 2011 | 4,163 | — | — | — | 0 | 4,164 |
| 2010 | 4,153 | — | — | — | 0 | 4,154 |
| 2009 | 4,130 | — | — | — | 0 | 4,131 |
| 2008 | 4,165 | — | — | — | 0 | 4,166 |
| 2007 | 4,187 | — | — | — | 0 | 4,187 |
| 2006 | 5,125 | — | — | — | 0 | 5,125 |
| 2005 | 3,218 | — | — | — | — | 3,218 |
| 2004 | 3,200 | — | — | — | — | 3,200 |
| 2003 | 18,872 | 10,158 | — | — | — | 29,030 |
| 2002 | 23,213 | 10,877 | — | — | 2 | 34,094 |
| 2001 | 23,971 | 9,894 | — | — | 2 | 33,867 |
| 2000 | 25,437 | 11,239 | — | 748 | 2 | 37,426 |
| 1999 | 78,768 | 15,844 | — | 652 | 10 | 95,284 |
| 1998 | 74,668 | 17,180 | — | — | 10 | 91,858 |
| 1997 | 120,157 | 28,971 | — | — | 10 | 149,158 |
| 1996 | 194,962 | 21,799 | — | — | — | 216,761 |
| 1995 | 144,000 | 15,581 | — | — | — | 159,581 |
| 1994 | — | 14,877 | — | — | — | 14,877 |
| 1993 | — | 11,910 | 1,354 | — | — | 13,264 |
| 1992 | — | 22,298 | 4,568 | — | — | 26,866 |
| 1991 | — | 25,066 | 5,068 | — | — | 30,134 |
| 1990 | — | 10,072 | 1,275 | — | — | 11,347 |
| 1989 | — | 89,634 | — | — | — | 89,634 |
| 1988 | — | 216,000 | — | — | — | 216,000 |
| 1987 | — | 138,100 | — | — | — | 138,100 |
▎ 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.