Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1620 HIGHLAND AVENUE NE, HICKORY, NC, 28601
Parent company: STM INC
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 | Toluene | n-Hexane | Zinc compounds | Xylene (mixed isomers) | Total |
|---|---|---|---|---|---|
| 2024 | 203,308 | 1,443 | 98 | — | 204,849 |
| 2023 | 263,198 | 2,627 | 140 | — | 265,965 |
| 2022 | 350,592 | 2,895 | 267 | 1,059 | 354,814 |
| 2021 | 327,964 | 2,572 | 223 | 888 | 331,647 |
| 2020 | 318,627 | 1,829 | 161 | — | 320,617 |
| 2019 | 431,455 | 2,533 | 195 | — | 434,183 |
| 2018 | 445,126 | — | 227 | — | 445,353 |
| 2017 | 377,046 | — | 220 | — | 377,266 |
| 2016 | 352,542 | — | 236 | — | 352,778 |
| 2015 | 405,024 | — | 221 | — | 405,245 |
| 2014 | 319,471 | — | 209 | — | 319,680 |
| 2013 | 414,045 | — | 229 | — | 414,274 |
| 2012 | 289,910 | — | 238 | — | 290,148 |
| 2011 | 371,912 | — | 269 | — | 372,181 |
| 2010 | 336,330 | — | 376 | — | 336,706 |
| 2009 | 304,090 | — | 347 | — | 304,437 |
| 2008 | 609,542 | — | 507 | — | 610,049 |
| 2007 | 1,102,446 | 5,184 | 837 | — | 1,108,467 |
| 2006 | 1,128,630 | 4,735 | 1,328 | — | 1,134,693 |
| 2005 | 1,234,817 | — | 1,543 | — | 1,236,360 |
| 2004 | 1,127,803 | — | 1,364 | — | 1,129,167 |
| 2003 | 1,318,616 | — | 1,306 | — | 1,319,922 |
| 2002 | 1,544,805 | — | 1,277 | — | 1,546,082 |
| 2001 | 1,717,137 | — | 962 | — | 1,718,099 |
| 2000 | 1,661,498 | — | 920 | — | 1,662,418 |
| 1999 | 2,030,151 | — | 907 | — | 2,031,058 |
| 1998 | 1,802,050 | — | 5,748 | — | 1,807,798 |
| 1997 | 1,854,971 | — | 194 | — | 1,855,165 |
| 1996 | 1,252,238 | — | — | — | 1,252,238 |
| 1995 | 1,434,314 | — | — | — | 1,434,314 |
| 1994 | 1,701,589 | — | — | — | 1,701,589 |
| 1993 | 1,471,534 | — | — | — | 1,471,534 |
| 1992 | 1,160,000 | — | — | — | 1,160,000 |
| 1991 | 940,000 | — | — | — | 940,000 |
| 1990 | 1,931,324 | — | — | — | 1,931,324 |
| 1989 | 1,933,265 | — | — | — | 1,933,265 |
| 1988 | 2,627,100 | — | — | — | 2,627,100 |