Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
2601 WECK DR, RESEARCH TRIANGLE PARK, NC, 27709
Parent company: NA
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Copper compounds | Copper And Copper Compounds | Copper | Ammonia | Certain glycol ethers | Total |
|---|---|---|---|---|---|---|
| 2024 | — | 20,099 | — | — | — | 20,144 |
| 2023 | — | 10,617 | — | — | — | 10,683 |
| 2022 | — | 10,668 | — | — | — | 10,742 |
| 2021 | — | 13,310 | — | — | — | 13,374 |
| 2020 | — | 10,009 | — | — | — | 10,052 |
| 2019 | — | 11,702 | — | — | — | 11,741 |
| 2018 | — | 13,142 | — | — | — | 13,164 |
| 2017 | 12,823 | — | — | — | — | 12,868 |
| 2016 | 12,926 | — | — | — | — | 12,948 |
| 2015 | 12,592 | — | — | — | — | 12,806 |
| 2014 | 13,987 | — | — | — | 95 | 14,145 |
| 2013 | 11,947 | — | — | — | 455 | 12,512 |
| 2012 | 13,278 | — | — | — | 78 | 13,421 |
| 2011 | 12,532 | — | — | — | — | 12,545 |
| 2010 | 13,342 | — | — | — | — | 13,356 |
| 2009 | 9,555 | — | — | — | — | 9,562 |
| 2008 | 11,505 | — | — | — | — | 11,516 |
| 2007 | 13,348 | — | — | — | — | 13,367 |
| 2006 | 17,513 | — | — | — | — | 17,525 |
| 2005 | 17,989 | — | — | — | — | 17,997 |
| 2004 | 21,195 | — | — | — | — | 21,224 |
| 2003 | 16,117 | — | — | — | 62 | 16,194 |
| 2002 | 13,391 | — | — | — | 176 | 13,617 |
| 2001 | 12,819 | — | — | — | 172 | 13,017 |
| 2000 | 17,248 | — | — | — | — | 17,256 |
| 1999 | 13,810 | — | — | — | — | 13,810 |
| 1998 | 12,220 | — | — | — | — | 12,220 |
| 1997 | 12,843 | — | — | 1,100 | — | 13,943 |
| 1996 | 12,450 | — | — | 1,300 | — | 13,761 |
| 1995 | 6,190 | — | — | 1,600 | — | 8,191 |
| 1994 | 5,390 | — | — | 880 | — | 6,671 |
| 1993 | 4,423 | — | — | 473 | — | 4,896 |
| 1992 | 4,669 | — | — | 223 | — | 4,892 |
| 1991 | 4,481 | — | — | 218 | — | 4,699 |
| 1990 | — | — | 5,830 | 116 | — | 5,946 |
| 1989 | — | — | 5,962 | 37 | — | 5,999 |
| 1988 | — | — | 9,243 | — | — | 9,243 |