Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ASCEND PERFORMANCE MATERIALS OPERATIONS LLC
1515 HWY 246 S, GREENWOOD, SC, 29646
Parent company: NA
Carcinogen
PBT
— 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 | Biphenyl | 1,1,1-Trichloroethane | Dichlorodifluoromethane (CFC-12) | Polycyclic aromatic compounds | Polychlorinated biphenyls | Total (lbs) |
| 2024 | 9,800 | — | — | — | — | 9,800 |
| 2023 | 9,818 | — | — | — | — | 9,818 |
| 2022 | 12,750 | — | — | — | — | 12,750 |
| 2021 | 12,750 | — | — | — | — | 12,750 |
| 2020 | 15,300 | — | — | — | — | 15,300 |
| 2018 | 6,500 | — | — | — | — | 6,500 |
| 2017 | 4,706 | — | 960 | — | — | 5,666 |
| 2016 | 4,706 | — | — | — | — | 4,706 |
| 2015 | 6,377 | — | — | — | — | 6,377 |
| 2014 | 563 | — | — | — | — | 563 |
| 2013 | 5,060 | — | — | — | — | 5,060 |
| 2012 | 1,498 | — | — | — | — | 1,498 |
| 2011 | 5,453 | — | — | — | — | 5,453 |
| 2010 | 1,804 | — | — | — | — | 1,804 |
| 2009 | 5,320 | — | — | — | — | 5,320 |
| 2008 | 3,633 | — | — | — | — | 3,633 |
| 2007 | 11,052 | — | — | — | — | 11,052 |
| 2006 | 4,857 | — | — | — | — | 4,857 |
| 2005 | 6,579 | — | — | 0 | 0 | 6,579 |
| 2004 | 3,700 | — | — | — | — | 3,700 |
| 2003 | 3,600 | — | — | — | — | 3,600 |
| 2002 | 13,200 | — | — | — | — | 13,200 |
| 2001 | 5,200 | — | — | 0 | 0 | 5,200 |
| 2000 | 3,700 | — | — | 0 | 0 | 3,700 |
| 1999 | 9,200 | — | — | — | — | 9,200 |
| 1998 | 13,600 | — | — | — | — | 13,600 |
| 1997 | 18,000 | — | — | — | — | 18,000 |
| 1996 | 9,000 | — | — | — | — | 9,000 |
| 1995 | 13,000 | — | — | — | — | 13,000 |
| 1994 | 11,000 | — | — | — | — | 11,000 |
| 1993 | 15,000 | — | — | — | — | 15,000 |
| 1992 | 10,983 | — | — | — | — | 10,983 |
| 1991 | 15,000 | — | — | — | — | 15,000 |
| 1990 | 19,000 | — | — | — | — | 19,000 |
| 1989 | 19,000 | 5,000 | — | — | — | 24,000 |
| 1988 | 20,000 | 10,000 | — | — | — | 30,000 |
▎ 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.