Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
KOCH FERTILIZER ENID LLC
1619 S 78TH 5 MILES E OF ENID ON HWY 412, ENID, OK, 73701
Parent company: KOCH INDUSTRIES INC
Carcinogen
— 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 | Ammonia | Methanol | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Formaldehyde | Zinc compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | 5,913,141 | 36,625 | 96,934 | 9,721 | — | 6,057,031 |
| 2023 | 5,671,283 | 21,662 | 110,167 | 16,100 | 883 | 5,820,835 |
| 2022 | 4,790,795 | 20,091 | 23,700 | 14,250 | — | 4,849,373 |
| 2021 | 3,371,305 | 24,397 | 53,100 | 14,563 | 785 | 3,465,097 |
| 2020 | 4,272,705 | 19,041 | 15,000 | 9,410 | 800 | 4,317,534 |
| 2019 | 4,482,105 | 18,250 | 12,200 | 9,650 | 770 | 4,523,449 |
| 2018 | 3,922,705 | 12,443 | 39,600 | 4,260 | 710 | 3,980,413 |
| 2017 | 3,683,105 | 12,743 | 43,600 | 3,730 | — | 3,743,363 |
| 2016 | 3,581,405 | 12,494 | 97,000 | 6,120 | 565 | 3,697,996 |
| 2015 | 3,022,105 | 11,321 | 37,000 | 3,530 | 810 | 3,078,862 |
| 2014 | 2,131,705 | 10,650 | 540,000 | 2,950 | — | 2,686,820 |
| 2013 | 2,462,105 | 9,750 | 533,000 | 3,350 | 750 | 3,011,220 |
| 2012 | 6,911,605 | 9,450 | 485,000 | 3,950 | 750 | 7,412,765 |
| 2011 | 7,681,705 | 9,050 | 573,000 | 3,750 | 750 | 8,269,770 |
| 2010 | 7,131,505 | 10,450 | 803,000 | 3,550 | 750 | 7,951,525 |
| 2009 | 5,332,305 | 5,650 | 802,250 | 3,250 | 1,000 | 6,145,465 |
| 2008 | 1,882,205 | 11,350 | 802,250 | 2,850 | 1,000 | 2,701,165 |
| 2007 | 2,551,905 | 8,850 | 814,000 | 3,450 | — | 3,378,710 |
| 2006 | 2,711,505 | 12,050 | 785,000 | 3,550 | 1,000 | 3,514,110 |
| 2005 | 2,721,805 | 11,450 | 774,000 | 3,650 | 1,000 | 3,513,410 |
| 2004 | 2,712,105 | 11,850 | 781,000 | 3,650 | 1,000 | 3,510,610 |
| 2003 | 2,600,890 | 15,012 | 525,000 | 3,200 | 800 | 3,145,620 |
| 2002 | 2,441,600 | 12,411 | 570,000 | 256 | 500 | 3,027,157 |
| 2001 | 2,286,500 | 6,000 | 250 | 260 | — | 2,293,535 |
| 2000 | 2,394,500 | 5,500 | 16,250 | 260 | 1,000 | 2,418,500 |
| 1999 | 2,212,550 | 4,600 | 250 | 264 | 250 | 2,218,704 |
| 1998 | 1,793,000 | 38,000 | 250 | 352 | 500 | 1,833,652 |
| 1997 | 1,783,000 | 43,500 | 4,200 | 432 | 100 | 1,832,027 |
| 1996 | 2,405,600 | 393,450 | 500 | 1,500 | — | 2,804,790 |
| 1995 | 2,783,800 | 553,450 | 500 | 1,760 | 70 | 3,346,315 |
| 1994 | 2,813,000 | 463,150 | — | 1,750 | 710 | 3,283,335 |
| 1993 | 3,310,000 | 453,050 | — | 1,760 | 700 | 3,766,815 |
| 1992 | 3,401,000 | 1,202,950 | — | 1,770 | — | 4,607,975 |
| 1991 | 3,699,000 | 1,502,650 | — | 2,310 | — | 5,204,932 |
| 1990 | 3,780,750 | 1,702,550 | — | 1,000 | — | 5,486,050 |
| 1989 | 3,180,750 | 1,402,550 | — | 1,000 | — | 4,585,550 |
| 1988 | 2,460,750 | 1,802,750 | — | 1,000 | — | 4,265,500 |
| 1987 | 6,480,720 | — | — | 1,000 | — | 6,481,970 |