Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AMERICAN ELECTRIC POWER NORTHEASTERN PLANT
7700 US-169 S, OOLOGAH, OK, 74053
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 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 | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Hydrogen fluoride | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Manganese compounds | Barium And Barium Compounds | Total (lbs) |
| 2024 | 90,969 | 24,800 | 3,000 | 9,218 | — | 128,938 |
| 2023 | 69,983 | 30,700 | 3,000 | 7,542 | — | 111,760 |
| 2022 | — | 45,200 | 5,000 | — | 107,905 | 177,240 |
| 2021 | — | 42,800 | 5,000 | — | 127,083 | 197,460 |
| 2020 | — | 21,500 | 2,000 | — | 54,035 | 85,177 |
| 2019 | 13,596 | 42,100 | 5,000 | 1,986 | — | 85,916 |
| 2018 | — | 50,329 | 6,857 | 18,370 | 169,542 | 311,060 |
| 2017 | 140,964 | 41,449 | 7,354 | 15,634 | — | 233,068 |
| 2016 | 126,805 | 41,800 | 14,000 | 14,351 | — | 226,733 |
| 2015 | 333,160 | 113,000 | 39,000 | 37,555 | — | 579,239 |
| 2014 | 213,500 | 119,000 | 41,000 | 24,572 | — | 448,199 |
| 2013 | 404,280 | 118,000 | 40,000 | 41,729 | — | 690,341 |
| 2012 | 204,020 | 107,000 | 36,000 | 23,638 | — | 417,842 |
| 2011 | 496,110 | 130,000 | 43,000 | 51,055 | — | 826,966 |
| 2010 | 395,510 | 110,000 | 29,000 | 41,605 | — | 663,658 |
| 2009 | 925,710 | 120,000 | 32,000 | 89,655 | — | 1,364,019 |
| 2008 | 557,710 | 110,000 | 30,000 | 50,245 | — | 882,586 |
| 2007 | 605,210 | 110,000 | 29,000 | 58,575 | — | 944,472 |
| 2006 | 525,310 | 120,000 | 32,000 | 49,565 | — | 856,768 |
| 2005 | 473,510 | 120,000 | 29,000 | 44,445 | — | 782,810 |
| 2004 | 424,610 | 120,000 | 28,000 | 41,485 | — | 719,457 |
| 2003 | 385,010 | 130,000 | 31,000 | 37,565 | — | 683,172 |
| 2002 | 413,810 | 130,000 | 31,000 | 42,035 | — | 717,011 |
| 2001 | 275,910 | 110,000 | 28,000 | 31,100 | — | 514,512 |
| 2000 | 316,170 | 110,000 | 28,000 | 30,261 | — | 547,674 |
| 1999 | 371,480 | 220,000 | 53,000 | 9,400 | — | 698,678 |
| 1998 | 622,479 | 510,000 | 1,300,000 | 15,982 | — | 2,527,165 |
▎ 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.