Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
AMEREN MISSOURI SIOUX ENERGY CENTER
8501 N STATE RT 94, WEST ALTON, MO, 63386
Parent company: AMEREN CORP
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrogen fluoride | Zinc compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | 14,557 | — | 10,142 | 6,483 | 20,116 | 596,695 |
| 2023 | 12,301 | — | 16,998 | 5,577 | 29,010 | 629,271 |
| 2022 | 14,823 | — | 121,537 | 7,310 | 31,157 | 796,720 |
| 2021 | 13,712 | 573,419 | 136,895 | 8,357 | 45,783 | 892,730 |
| 2020 | 10,995 | 499,906 | 106,677 | 5,402 | 29,558 | 733,044 |
| 2019 | 11,398 | 599,927 | 117,328 | 7,472 | 32,749 | 873,639 |
| 2018 | 26,436 | 1,362,600 | 182,289 | 12,378 | 58,548 | 1,822,934 |
| 2017 | 18,482 | 671,740 | 165,891 | 9,764 | 47,704 | 1,031,402 |
| 2016 | 6,603 | 814,570 | 108,308 | 9,471 | 33,977 | 1,088,482 |
| 2015 | 24,705 | 927,703 | 114,729 | 9,735 | 60,956 | 1,331,183 |
| 2014 | 16,204 | 913,754 | 94,016 | 10,910 | 40,573 | 1,215,244 |
| 2013 | 14,700 | 830,913 | 86,824 | 14,946 | 26,054 | 1,105,934 |
| 2012 | 26,714 | 829,307 | 112,769 | 14,770 | 30,770 | 1,181,401 |
| 2011 | 38,081 | 276,579 | 178,801 | 19,537 | 5,652 | 560,026 |
| 2010 | 972,436 | 568,987 | 536,546 | 192,352 | 71,123 | 2,532,097 |
| 2009 | 1,454,255 | 692,762 | 625,702 | 257,104 | 54,093 | 3,292,232 |
| 2008 | 892,772 | 105,774 | 511,567 | 155,685 | 5,121 | 1,693,221 |
| 2007 | 1,540,812 | 105,459 | 503,194 | 261,262 | 7,783 | 2,442,877 |
| 2006 | 1,016,480 | 185,480 | 428,921 | 245,669 | 8,817 | 1,925,502 |
| 2005 | 1,241,181 | 970,172 | 571,457 | 166,363 | 52,169 | 3,479,757 |
| 2004 | 852,403 | 912,048 | 440,450 | 140,549 | 45,642 | 2,545,826 |
| 2003 | 921,146 | 882,532 | 623,131 | 206,513 | 44,346 | 2,855,513 |
| 2002 | 1,308,543 | 177,115 | 576,000 | 226,574 | 67,068 | 2,438,934 |
| 2001 | 1,572,000 | 684,800 | 690,000 | 239,000 | 435,540 | 3,943,031 |
| 2000 | 2,800,000 | 662,800 | 550,000 | 140,000 | 595,740 | 5,024,885 |
| 1999 | 3,700,000 | 312,900 | 560,000 | 180,000 | 434,940 | 5,325,865 |
| 1998 | 2,700,000 | 790,800 | 450,000 | 180,000 | 243,540 | 4,626,009 |