Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1434 220TH ST, WEBSTER CITY, IA, 50595
Parent company: NA
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Atrazine | Ammonia | 2,4-D 2-ethylhexyl ester | Toluene | Pendimethalin | Total |
|---|---|---|---|---|---|---|
| 2024 | 7,055 | 7,016 | 3,604 | — | 3,033 | 26,768 |
| 2023 | 6,571 | 6,925 | 5,264 | — | 3,024 | 29,470 |
| 2022 | 6,831 | 6,809 | 2,974 | — | 3,029 | 28,471 |
| 2021 | 5,767 | 7,151 | 3,091 | — | 3,033 | 27,131 |
| 2020 | 5,670 | 5,697 | 3,079 | 58 | 3,033 | 23,035 |
| 2019 | 3,734 | 7,358 | 2,853 | 140 | 2,094 | 36,368 |
| 2018 | 2,696 | 5,803 | 8,339 | 5,432 | 2,007 | 33,182 |
| 2017 | 6,643 | 5,867 | 12,981 | 11,165 | 1,771 | 45,906 |
| 2016 | 5,426 | 7,537 | 8,281 | 30,600 | 2,107 | 71,125 |
| 2015 | 249 | 7,842 | 8,355 | 19,887 | 5 | 47,181 |
| 2014 | 376 | 2,154 | 5,820 | 1,780 | — | 27,254 |
| 2013 | 2,943 | 6,892 | 492 | — | — | 32,835 |
| 2012 | 1,580 | 853 | — | — | — | 12,213 |
| 2011 | 1,171 | 1,852 | 729 | — | 407 | 14,470 |
| 2010 | 2,767 | 2,482 | 208 | — | 636 | 11,708 |
| 2009 | 1,707 | 643 | 403 | — | 704 | 4,373 |
| 2008 | 2,002 | 255 | 474 | — | 664 | 4,372 |
| 2007 | 2,827 | 397 | 394 | — | 787 | 5,661 |
| 2006 | 2,060 | 750 | 250 | — | 716 | 6,041 |
| 2005 | 2,375 | 750 | 250 | — | 783 | 7,673 |
| 2004 | 2,521 | 250 | 250 | — | 435 | 6,476 |
| 2003 | 2,739 | 250 | 250 | — | 436 | 6,730 |
| 2002 | 2,792 | 750 | 250 | — | 579 | 7,448 |
| 2001 | 2,658 | 250 | 250 | — | 813 | 6,613 |
| 2000 | 1,983 | 250 | 250 | — | 637 | 5,446 |
| 1999 | 1,650 | 250 | 250 | — | 450 | 5,440 |
| 1998 | 2,350 | 250 | 250 | — | 750 | 6,705 |
| 1997 | 2,550 | 750 | 250 | — | 750 | 8,808 |
| 1996 | 2,750 | 220 | 150 | — | 460 | 6,875 |
| 1995 | 1,450 | 250 | 250 | — | 250 | 5,980 |
| 1994 | — | 250 | — | — | — | 1,515 |
| 1993 | — | 250 | — | — | — | 1,500 |
| 1992 | — | 250 | — | — | — | 1,250 |
| 1991 | — | 250 | — | — | — | 2,000 |
| 1990 | — | 255 | — | — | — | 1,005 |
| 1989 | — | 250 | — | — | — | 1,750 |
| 1988 | — | 250 | — | — | — | 1,250 |
| 1987 | — | — | — | — | — | 250 |