Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
300 INDUSTRIAL PARK RD SE, BLACKSBURG, VA, 24060
Parent company: TENNECO 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 | Trichloroethylene | Aluminum (fume or dust) | Chlorine | Ammonia | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|---|---|---|---|
| 2024 | — | 6,253 | — | — | — | 6,256 |
| 2023 | — | 6,033 | — | — | — | 6,092 |
| 2022 | — | 5,917 | — | — | — | 5,978 |
| 2021 | — | 7,969 | — | — | — | 8,052 |
| 2020 | — | 8,843 | — | — | — | 8,935 |
| 2019 | — | 10,693 | — | — | — | 10,808 |
| 2018 | — | 11,313 | — | — | — | 11,549 |
| 2017 | — | 10,317 | — | — | — | 10,432 |
| 2016 | — | 9,811 | — | — | — | 9,909 |
| 2015 | — | 9,805 | — | — | — | 9,910 |
| 2014 | — | 10,147 | — | — | — | 10,254 |
| 2013 | — | 9,128 | — | — | — | 9,226 |
| 2012 | — | 12,427 | — | — | — | 12,546 |
| 2011 | — | 13,855 | — | — | — | 13,988 |
| 2010 | — | 16,858 | — | — | — | 17,020 |
| 2009 | — | — | — | — | — | 118 |
| 2008 | — | — | — | — | — | 2 |
| 2007 | — | 1,000 | — | — | — | 1,002 |
| 2006 | — | 560 | — | — | — | 561 |
| 2005 | — | 1,485 | — | — | — | 1,514 |
| 2004 | — | 1,607 | 135 | 4,923 | — | 7,031 |
| 2003 | — | 1,298 | 1,260 | — | — | 2,914 |
| 2002 | — | 950 | 2,040 | — | — | 3,403 |
| 2001 | — | 2,167 | 1,900 | — | — | 4,478 |
| 2000 | — | 2,420 | 2,100 | — | — | 5,280 |
| 1999 | — | 1,990 | 2,780 | — | — | 5,530 |
| 1998 | — | 1,893 | 1,900 | — | — | 3,982 |
| 1997 | 20,048 | 1,700 | 2,400 | — | — | 24,356 |
| 1996 | 18,048 | 1,392 | 1,800 | — | — | 21,386 |
| 1995 | 29,100 | 1,005 | 2,300 | — | — | 32,540 |
| 1994 | 17,027 | 1,068 | 2,526 | 14 | 808 | 21,851 |
| 1993 | 34,385 | 1,370 | 11,461 | 255 | — | 48,465 |
| 1992 | 64,750 | 1,120 | 15,500 | 500 | — | 83,035 |
| 1991 | 68,300 | 750 | 7,500 | 500 | 255 | 78,469 |
| 1990 | 61,900 | — | 3,083 | 260 | 1,432 | 69,412 |
| 1989 | 60,900 | — | 4,741 | 260 | 1,802 | 70,477 |
| 1988 | — | — | 3,947 | 260 | 1,825 | 8,233 |
| 1987 | — | — | — | — | — | 2,006 |