Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TRONOX LLC
40034 TRONOX RD, HAMILTON, MS, 39746
Parent company: TRONOX LTD
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 | Manganese compounds | Vanadium compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Manganese And Manganese Compounds | Sodium sulfate (solution) | Total (lbs) |
| 2024 | 7,290,189 | 1,781,834 | 645,382 | — | — | 10,117,638 |
| 2023 | 6,814,905 | 1,729,446 | — | — | — | 9,784,861 |
| 2022 | — | 2,252,277 | — | 9,788,442 | — | 13,208,120 |
| 2021 | — | 2,292,063 | 868,119 | 8,498,034 | — | 11,979,350 |
| 2020 | 9,370,753 | 2,376,578 | 849,346 | — | — | 12,917,298 |
| 2019 | 12,825,374 | 2,238,611 | 697,239 | — | — | 16,127,318 |
| 2018 | 11,732,878 | 2,302,051 | 777,796 | — | — | 15,151,470 |
| 2017 | 12,863,325 | 2,459,813 | 823,065 | — | — | 16,414,847 |
| 2016 | 9,149,266 | 2,432,898 | 713,825 | — | — | 12,569,645 |
| 2015 | 11,556,369 | 2,644,217 | 729,472 | — | — | 15,187,380 |
| 2014 | 10,862,892 | 2,424,932 | 781,951 | — | — | 14,348,258 |
| 2013 | 9,394,628 | 2,074,234 | 885,717 | — | — | 12,571,373 |
| 2012 | 6,855,480 | 2,025,898 | 1,134,905 | — | — | 10,242,737 |
| 2011 | 7,046,058 | 2,190,549 | 914,482 | — | — | 10,408,655 |
| 2010 | 8,029,126 | 2,208,463 | 883,198 | — | — | 11,401,565 |
| 2009 | 6,720,501 | 2,275,213 | 820,687 | — | — | 10,042,683 |
| 2008 | 6,789,400 | 2,648,100 | 910,045 | — | — | 10,546,452 |
| 2007 | 6,802,615 | 2,526,200 | 952,394 | — | — | 10,475,752 |
| 2006 | 7,536,000 | 2,120,600 | 902,952 | — | — | 10,729,333 |
| 2005 | 6,957,000 | 2,173,000 | 872,037 | — | — | 10,305,704 |
| 2004 | 6,087,400 | 2,151,000 | 864,602 | — | — | 9,469,280 |
| 2003 | 3,306,000 | 1,944,000 | 855,328 | — | — | 6,400,341 |
| 2002 | 1,125,500 | 1,560,300 | 844,523 | — | — | 3,876,436 |
| 2001 | 885,100 | 1,436,900 | 700,800 | — | — | 3,410,758 |
| 2000 | 4,622,600 | 1,232,300 | 960,800 | — | — | 7,544,958 |
| 1999 | 4,754,400 | — | 698,405 | — | — | 6,353,244 |
| 1998 | 5,526,600 | — | 626,502 | — | — | 6,824,592 |
| 1997 | 5,929,600 | — | 618,150 | — | — | 7,088,495 |
| 1996 | 5,131,900 | — | 8,120 | — | — | 5,552,902 |
| 1995 | 3,938,900 | — | 16,730 | — | — | 4,349,168 |
| 1994 | 4,549,800 | — | 22,100 | — | — | 4,892,052 |
| 1993 | 4,312,700 | — | 10,100 | — | — | 5,624,687 |
| 1992 | 4,427,000 | — | 14,250 | — | — | 5,997,907 |
| 1991 | 4,433,600 | — | 11,589 | — | — | 5,940,068 |
| 1990 | 4,530,400 | — | 7,220 | — | — | 6,194,655 |
| 1989 | 5,049,900 | — | 12,640 | — | — | 9,694,279 |
| 1988 | 4,438,900 | — | — | — | — | 7,082,242 |
| 1987 | 3,844,900 | — | — | — | 11,518,171 | 18,312,921 |
▎ 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.