Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
PURINA MILLS INC
329 OAK ST, IOWA FALLS, IA, 50126
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 | Zinc compounds | Copper compounds | Total |
|---|---|---|---|
| 1992 | 10 | — | 10 |
| 1991 | 510 | 20 | 530 |
| 1990 | 10 | — | 10 |