Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MOUNTAINEER PLANT
1347 GRAHAM STATION RD, NEW HAVEN, WV, 25265
Parent company: AMERICAN ELECTRIC POWER
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 | Manganese compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | 11,000 | 166,105 | 166,000 | 9,880 | 48,902 | 686,107 |
| 2023 | 11,000 | 154,122 | 197,000 | 10,400 | 46,014 | 679,003 |
| 2022 | 12,000 | 180,533 | 222,000 | 10,700 | 52,716 | 841,088 |
| 2021 | 15,000 | 220,625 | 320,000 | 14,200 | 61,555 | 997,798 |
| 2020 | 12,000 | 119,600 | 236,000 | 10,800 | 80,808 | 673,705 |
| 2019 | 18,000 | 202,694 | 427,000 | 16,500 | 140,152 | 1,163,757 |
| 2018 | 13,000 | 235,305 | 313,000 | 12,100 | 126,015 | 1,109,332 |
| 2017 | 15,000 | 303,747 | 340,000 | 14,200 | 155,407 | 1,359,084 |
| 2016 | 17,000 | 375,285 | 369,000 | 15,800 | 176,008 | 1,611,530 |
| 2015 | 17,000 | 421,650 | 359,000 | 15,400 | 189,161 | 1,711,111 |
| 2014 | 18,000 | 402,732 | 404,000 | 16,300 | 192,159 | 1,720,959 |
| 2013 | 12,000 | 194,473 | 249,000 | 11,200 | 103,652 | 908,068 |
| 2012 | 18,000 | 416,441 | 305,000 | 17,000 | 179,425 | 1,665,201 |
| 2011 | 20,000 | 435,970 | 290,000 | 18,000 | 195,690 | 1,738,611 |
| 2010 | 150,000 | 370,320 | 220,000 | 27,000 | 156,640 | 1,580,113 |
| 2009 | 140,000 | 462,660 | 230,000 | 29,000 | 187,290 | 1,857,357 |
| 2008 | 150,000 | 504,550 | 200,000 | 32,000 | 209,170 | 1,979,380 |
| 2007 | 160,000 | 462,730 | 210,000 | 30,000 | 198,230 | 1,859,499 |
| 2006 | 4,900,000 | 319,020 | 240,000 | 350,000 | 87,680 | 6,444,966 |
| 2005 | 7,100,000 | 505,130 | 330,000 | 510,000 | 139,020 | 9,452,596 |
| 2004 | 6,600,000 | 375,270 | 300,000 | 390,000 | 102,315 | 8,405,297 |
| 2003 | 8,100,000 | 442,730 | 370,000 | 460,000 | 119,825 | 10,252,559 |
| 2002 | 5,800,000 | 410,810 | 290,000 | 430,000 | 109,165 | 7,744,684 |
| 2001 | 3,500,000 | 275,371 | 180,000 | 330,000 | 76,995 | 4,853,309 |
| 2000 | 5,800,000 | 428,560 | 220,000 | 390,000 | 104,045 | 7,546,138 |
| 1999 | 7,200,005 | 577,280 | 390,005 | 460,005 | 126,234 | 9,368,119 |
| 1998 | 7,300,005 | 515,310 | 330,005 | 410,005 | 105,955 | 9,219,835 |