Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MAYSTEEL LLC
6199 HWY W, ALLENTON, WI, 53002
Parent company: NA
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 | Certain glycol ethers | Methyl ethyl ketone | Phosphoric acid | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Triethylamine | Total |
|---|---|---|---|---|---|---|
| 2024 | — | — | — | — | — | 1 |
| 2023 | — | — | — | — | — | 1 |
| 2022 | — | — | — | — | — | 1 |
| 2021 | — | — | — | — | — | 3 |
| 2020 | — | — | — | — | — | 1 |
| 2019 | — | — | — | — | — | 5 |
| 2018 | — | — | — | — | — | 4 |
| 2017 | — | — | — | — | — | 7 |
| 2016 | — | — | — | — | — | 5 |
| 2015 | — | — | — | — | — | 5 |
| 2014 | — | — | — | — | — | 15 |
| 2013 | — | — | — | — | — | 15 |
| 2012 | — | — | — | — | — | 15 |
| 2011 | — | — | — | — | — | 34 |
| 2010 | — | — | — | — | — | 36 |
| 2005 | 845 | — | — | — | — | 845 |
| 2004 | 2,360 | — | — | — | — | 2,360 |
| 2003 | 5,325 | — | — | — | — | 5,325 |
| 2002 | 5,620 | — | — | — | — | 5,620 |
| 2001 | 4,950 | — | — | — | — | 4,950 |
| 1998 | 12,810 | — | — | — | — | 12,810 |
| 1997 | 16,220 | — | — | — | — | 16,220 |
| 1996 | 19,500 | 440 | — | — | 1,310 | 21,250 |
| 1995 | 10,323 | 2,850 | — | — | — | 13,173 |
| 1994 | 29,736 | 4,023 | — | — | — | 33,759 |
| 1993 | 30,365 | 3,660 | — | — | — | 34,025 |
| 1992 | 33,300 | — | — | — | — | 33,300 |
| 1991 | 24,000 | 3,660 | 3,660 | — | — | 31,320 |
| 1990 | 15,481 | — | — | — | — | 15,481 |
| 1989 | 2,104 | 4,680 | 1,300 | 1,200 | — | 9,534 |
| 1988 | — | 6,506 | 1,355 | 250 | — | 8,861 |