Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
O'HARE FOUNDRY CORP
3417 S BIG BEND BLVD, MAPLEWOOD, MO, 63143
Parent company: NA
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 | Copper | Lead | Lead And Lead Compounds | Lead compounds | Total (lbs) | |
| 2024 | 762 | — | — | 1 | 763 | |
| 2023 | 826 | — | 1 | — | 827 | |
| 2022 | 819 | — | 1 | — | 820 | |
| 2021 | 128 | — | — | 0 | 128 | |
| 2020 | 182 | — | — | 0 | 182 | |
| 2019 | 191 | — | — | — | 191 | |
| 2018 | 238 | 5 | — | — | 243 | |
| 2017 | 193 | — | — | — | 193 | |
| 2016 | 79 | — | — | 0 | 79 | |
| 2015 | 70 | — | — | — | 70 | |
| 2014 | 53 | — | — | — | 53 | |
| 2013 | 5,067 | — | — | — | 5,067 | |
| 2012 | 304 | — | — | — | 304 | |
| 2011 | 500 | — | — | — | 500 | |
| 2010 | 500 | — | — | — | 500 | |
| 2009 | 500 | — | — | — | 500 | |
| 2008 | 500 | — | — | — | 500 | |
| 2007 | 500 | — | — | — | 500 | |
| 2006 | 500 | — | — | — | 500 | |
| 2005 | 500 | — | — | — | 500 | |
| 2004 | 500 | — | — | — | 500 | |
| 2003 | 500 | — | — | — | 500 | |
| 2002 | 500 | — | — | — | 500 | |
| 2001 | 500 | — | — | — | 500 | |
| 2000 | 500 | — | — | — | 500 | |
| 1999 | 500 | — | — | — | 500 | |
| 1998 | 500 | — | — | — | 500 | |
| 1997 | 500 | — | — | — | 500 | |
| 1996 | 500 | — | — | — | 500 | |
| 1995 | 500 | — | — | — | 500 | |
| 1994 | 500 | — | — | — | 500 | |
| 1993 | 500 | — | — | — | 500 | |
| 1992 | 500 | — | — | — | 500 | |
| 1991 | 500 | — | — | — | 500 | |
| 1990 | 750 | — | — | — | 750 | |
| 1989 | 750 | — | — | — | 750 | |
▎ 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.