Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WOODWARD IODINE CORP
205865 EAST COUNTY RD. 32, WOODWARD, OK, 73801
Parent company: NA
Carcinogen
— 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 | Hydrogen sulfide | Chlorine | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Formaldehyde | Total (lbs) |
| 2024 | 22,704 | 522 | 68 | — | — | 23,293 |
| 2023 | 29,050 | 523 | 68 | — | — | 29,641 |
| 2022 | 25,616 | 524 | 69 | — | — | 26,209 |
| 2021 | 42,956 | 526 | 68 | — | — | 43,550 |
| 2020 | 63,072 | 527 | 69 | — | — | 63,668 |
| 2019 | 40,550 | 525 | 68 | — | — | 41,143 |
| 2018 | 34,340 | 66 | 29 | — | — | 34,436 |
| 2017 | 35,219 | 67 | 30 | — | — | 35,316 |
| 2016 | 40,799 | 68 | 30 | — | — | 40,897 |
| 2015 | 52,184 | 68 | 30 | — | — | 52,282 |
| 2014 | 41,172 | 68 | 30 | — | — | 41,270 |
| 2013 | 34,357 | 68 | 30 | — | — | 34,454 |
| 2012 | 27,419 | 64 | 25 | — | — | 27,508 |
| 2011 | — | 64 | 25 | — | — | 89 |
| 2010 | — | 63 | 25 | — | — | 88 |
| 2009 | — | 63 | 25 | — | — | 88 |
| 2008 | — | 63 | 25 | — | — | 88 |
| 2007 | — | 71 | 19 | — | — | 90 |
| 2006 | — | 65 | 19 | — | — | 85 |
| 2005 | — | 65 | 19 | — | — | 85 |
| 2004 | — | 68 | 19 | — | — | 87 |
| 2003 | — | 70 | 20 | — | — | 89 |
| 2002 | — | 69 | 19 | — | — | 88 |
| 2001 | — | 70 | 68 | — | — | 138 |
| 2000 | — | 496 | 136 | — | — | 632 |
| 1999 | — | 1,060 | 290 | — | — | 1,350 |
| 1998 | — | 2,834 | 974 | — | — | 3,808 |
| 1997 | — | 4,721 | 2,100 | — | — | 6,821 |
| 1996 | — | 4,737 | 2,107 | — | — | 6,844 |
| 1995 | — | 3,508 | 2,082 | — | — | 5,590 |
| 1994 | — | 3,153 | 2,105 | 1,347 | 169 | 6,774 |
| 1993 | — | 6,153 | 2,888 | 2,365 | 215 | 11,621 |
| 1992 | — | 6,103 | 2,865 | 2,327 | 213 | 11,508 |
| 1991 | — | 6,128 | 2,877 | 2,336 | 214 | 11,555 |
| 1990 | — | 6,116 | 2,876 | 2,336 | 214 | 11,542 |
| 1989 | — | 6,078 | 2,017 | 2,325 | 146 | 10,566 |
| 1988 | — | — | 2,865 | — | — | 2,865 |
| 1987 | — | — | — | — | 5,000 | 5,000 |
▎ 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.