Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
6212 CEMENT PLANT RD, KNOXVILLE, TN, 37924
Parent company: CEMEX 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 | Ammonia | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Lead compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Xylene (mixed isomers) | Total |
|---|---|---|---|---|---|---|
| 2024 | 23,845 | — | 82 | — | — | 23,943 |
| 2023 | 26,447 | — | 96 | — | — | 26,555 |
| 2022 | 27,305 | — | 124 | — | — | 27,444 |
| 2021 | 30,923 | — | 209 | — | — | 31,155 |
| 2020 | 27,651 | — | 96 | — | — | 27,771 |
| 2019 | 28,792 | — | — | — | — | 28,930 |
| 2018 | 28,516 | — | 117 | — | — | 28,654 |
| 2017 | — | — | 96 | — | — | 116 |
| 2016 | — | 29,873 | 99 | — | — | 30,048 |
| 2015 | — | 27,421 | 91 | — | — | 27,582 |
| 2014 | — | 28,391 | 99 | — | — | 28,563 |
| 2013 | — | — | 68 | — | — | 130 |
| 2012 | — | — | 24 | — | — | 82 |
| 2011 | — | — | 29 | — | — | 79 |
| 2010 | — | 26,979 | 33 | — | — | 27,069 |
| 2009 | — | — | 14 | — | — | 69 |
| 2008 | — | — | 102 | — | — | 163 |
| 2007 | — | — | 34 | — | — | 118 |
| 2006 | — | — | 146 | — | — | 229 |
| 2005 | — | — | — | — | — | 85 |
| 2004 | — | — | — | — | — | 72 |
| 2003 | — | — | — | — | — | 58 |
| 2002 | — | — | — | — | — | 85 |
| 2001 | — | — | — | — | — | 291 |
| 2000 | — | — | — | — | — | 179 |
| 1995 | — | — | 1,565 | 255 | 500 | 3,855 |
| 1994 | — | — | 10,105 | 1,000 | 500 | 15,950 |
| 1993 | — | — | 16,570 | 1,475 | 500 | 22,555 |
| 1992 | — | — | 16,440 | 1,325 | 500 | 21,310 |
| 1991 | — | — | 5,135 | 755 | 1,000 | 7,960 |
| 1990 | — | — | — | 755 | — | 780 |
| 1989 | — | — | — | 750 | — | 750 |
| 1987 | — | — | — | 5 | — | 5 |