Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DUPONT ELECTRONIC MATERIALS CMP LLC-B5 B6
351 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-Methyl-2-pyrrolidone | N,N-Dimethylformamide | Diisocyanates | 4,4'-Methylenebis(2-chloroaniline) | Toluene diisocyanate (mixed isomers) | Total (lbs) |
| 2024 | 215 | — | 2 | 2 | — | 219 |
| 2023 | 210 | — | 2 | 2 | — | 214 |
| 2022 | 1,610 | — | 2 | 2 | — | 1,614 |
| 2021 | 2,125 | — | 2 | 1 | — | 2,128 |
| 2020 | 2,128 | — | 2 | 1 | — | 2,131 |
| 2019 | 2,112 | — | 2 | 1 | — | 2,115 |
| 2018 | 2,113 | — | 3 | 0 | — | 2,116 |
| 2017 | 2,109 | — | 2 | 0 | — | 2,111 |
| 2016 | 2,102 | — | 2 | 0 | — | 2,104 |
| 2015 | 2,099 | — | 2 | 0 | — | 2,101 |
| 2014 | 2,131 | — | 2 | 0 | — | 2,133 |
| 2013 | 2,180 | — | 2 | 0 | 2 | 2,184 |
| 2012 | 2,904 | — | 2 | — | 2 | 2,908 |
| 2011 | 2,911 | — | 2 | — | 2 | 2,915 |
| 2010 | 2,994 | — | 2 | — | 2 | 2,998 |
| 2009 | 2,971 | — | 2 | — | 2 | 2,975 |
| 2008 | 1,792 | — | 2 | — | 2 | 1,796 |
| 2007 | 1,807 | — | 2 | — | — | 1,809 |
| 2006 | 1,833 | — | 2 | 2 | 2 | 1,839 |
| 2005 | 1,762 | — | 2 | — | — | 1,764 |
| 2004 | 3,082 | — | 2 | — | — | 3,084 |
| 2003 | 3,043 | — | — | — | — | 3,043 |
| 2002 | 2,974 | — | — | 2 | — | 2,976 |
| 2001 | 2,305 | — | — | 2 | — | 2,307 |
| 2000 | 2,684 | 1,320 | — | — | — | 4,004 |
| 1999 | 1,316 | — | — | — | — | 1,316 |
| 1998 | 1,025 | — | — | 10 | — | 1,035 |
| 1997 | 755 | — | — | — | — | 755 |
▎ 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.