Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
LAND O'LAKES FEED IOWA CITY
RTE 6, IOWA CITY, IA, 52340
Parent company: LAND O'LAKES INC
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 | Zinc (fume or dust) | Total |
|---|---|---|---|---|
| 1994 | 43 | 13 | — | 56 |
| 1993 | 21 | 7 | — | 28 |
| 1992 | 250 | 5 | — | 255 |
| 1991 | — | — | 5 | 5 |
| 1990 | — | — | 5 | 5 |