Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
US ARMY IOWA ARMY AMMUNITION PLANT
17571 HWY 79, MIDDLETOWN, IA, 52638
Parent company: US DEPARTMENT OF DEFENSE
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 | Nitroglycerin | 2,4-Dinitrotoluene | Xylene (mixed isomers) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Dibutyl phthalate | Total (lbs) |
| 2024 | 5,056 | — | — | — | 446 | 5,502 |
| 2023 | 5,166 | — | — | — | 410 | 5,576 |
| 2022 | 5,319 | — | — | — | 274 | 5,593 |
| 2021 | 5,009 | 704 | — | — | 321 | 6,034 |
| 2020 | 114,824 | — | — | — | — | 114,824 |
| 2019 | 57,612 | 34,343 | — | — | 8,834 | 100,789 |
| 2018 | 121,621 | 50,225 | — | — | 12,660 | 184,506 |
| 2017 | 7,015 | 69,087 | — | — | 17,343 | 93,445 |
| 2016 | 100,691 | 40,053 | — | — | 26,055 | 166,799 |
| 2015 | 57,322 | 50,733 | — | — | 21,009 | 129,064 |
| 2014 | 1,134 | 12,172 | — | — | 3,271 | 16,577 |
| 2013 | 347,871 | 24,718 | — | — | 6,442 | 379,031 |
| 2012 | 215 | 489 | — | — | — | 2,119 |
| 2011 | 198 | 457 | — | 26,720 | — | 28,080 |
| 2010 | 301 | 1,438 | — | — | — | 3,458 |
| 2009 | 2,129 | 21,681 | — | 29,920 | — | 53,730 |
| 2008 | 4,138 | 27,310 | — | — | — | 31,756 |
| 2007 | 669 | 2,284 | — | 28,660 | — | 32,003 |
| 2006 | 8,800 | 25,495 | — | 31,860 | — | 66,155 |
| 2005 | 55 | 2,580 | 480 | — | — | 3,115 |
| 2004 | 95 | 1,050 | 580 | — | — | 1,725 |
| 2003 | 127 | 1,580 | 1,157 | — | — | 2,864 |
| 2002 | 18 | — | 8,440 | — | — | 8,458 |
| 2001 | — | 40 | 9,470 | — | — | 9,521 |
| 2000 | 4 | — | 14,859 | — | — | 16,356 |
| 1999 | — | — | 25,600 | — | — | 25,600 |
| 1998 | — | — | 11,599 | — | — | 11,599 |
| 1997 | — | — | 17,223 | — | — | 17,223 |
| 1996 | — | — | 13,799 | — | — | 13,799 |
| 1995 | — | — | 16,719 | — | — | 16,719 |
| 1994 | — | — | 8,347 | — | — | 16,448 |
▎ 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.