Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ALLIANT CASTINGS
1200 W 3RD ST, WINONA, MN, 55987
Parent company: UNITED MACHINE & FOUNDRY
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 | Diisocyanates | Chromium | Nickel | Copper | Lead | Total (lbs) |
| 2024 | — | 7 | 1 | — | — | 8 |
| 2023 | — | 7 | 1 | — | — | 8 |
| 2022 | — | 91 | — | — | — | 91 |
| 2021 | — | 80 | — | — | — | 80 |
| 2020 | — | 80 | — | — | — | 80 |
| 2019 | — | 87 | — | — | — | 87 |
| 2018 | — | 45 | — | — | — | 45 |
| 2017 | — | 74 | 12 | 37 | — | 123 |
| 2016 | — | 107 | 49 | 6 | — | 162 |
| 2015 | — | 116 | 26 | 6 | — | 148 |
| 2014 | — | 116 | 26 | 6 | — | 148 |
| 2013 | — | 51 | 25 | 2 | — | 83 |
| 2012 | 3,600 | 58 | 12 | — | — | 3,670 |
| 2011 | 4,660 | 41 | 43 | — | — | 4,752 |
| 2010 | 4,660 | — | — | — | — | 4,660 |
| 2009 | 5,262 | — | — | — | — | 5,262 |
| 2008 | — | — | — | — | 17 | 17 |
| 2006 | — | — | — | — | 10 | 10 |
| 2005 | — | — | — | — | 5 | 5 |
▎ 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.