Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
DIDION & SONS FOUNDRY
4894 N SERVICE RD, SAINT PETERS, MO, 63376
Parent company: NA
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 | Manganese compounds | Copper | Total |
|---|---|---|---|
| 2007 | 255 | 255 | 510 |
| 2006 | 255 | 255 | 510 |
| 2005 | 518 | — | 518 |
| 2004 | 825 | — | 825 |
| 2003 | 855 | 2 | 857 |
| 2002 | 850 | 5 | 855 |
| 2001 | 826 | — | 826 |
| 2000 | 1,086 | — | 1,086 |
| 1999 | 1,290 | — | 1,290 |
| 1998 | 1,024 | — | 1,024 |