Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HEIQ CHEMTEX INC
2725 ARMENTROUT DR, CONCORD, NC, 28025
Parent company: NA
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 | Maleic anhydride | Certain glycol ethers | Nonylphenol Ethoxylates | Total (lbs) | ||
| 2023 | 10 | 5 | — | 15 | ||
| 2022 | 8 | 1 | 6 | 15 | ||
| 2021 | 8 | — | 0 | 8 | ||
| 2020 | 10 | 5 | — | 15 | ||
| 2019 | 14 | 5 | 10 | 29 | ||
| 2018 | 45 | 2 | — | 47 | ||
| 2014 | 21 | — | — | 21 | ||
| 2013 | 20 | 5 | — | 25 | ||
| 2012 | 21 | 5 | — | 26 | ||
| 2011 | 20 | 11 | — | 31 | ||
| 2010 | 19 | 8 | — | 27 | ||
| 2009 | 17 | 5 | — | 22 | ||
| 2008 | 26 | 14 | — | 40 | ||
| 2007 | 21 | 10 | — | 31 | ||
| 2006 | 53 | 11 | — | 64 | ||
| 2005 | 33 | 16 | — | 49 | ||
| 2004 | 36 | 18 | — | 54 | ||
| 2003 | 31 | 18 | — | 49 | ||
| 2002 | 42 | 42 | — | 84 | ||
| 2001 | 29 | 92 | — | 121 | ||
| 2000 | 47 | 81 | — | 128 | ||
| 1999 | 45 | 19 | — | 64 | ||
▎ 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.