Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PROTRITION FEED LLC
4806 CO OP RD, ROCKFORD, TN, 37853
Parent company: TENNESSEE FARMERS COOPERATIVE
Carcinogen
— 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 | Formaldehyde | Zinc (fume or dust) | Manganese | Zinc compounds | Total (lbs) | |
| 2004 | 651 | — | — | — | 651 | |
| 2002 | 840 | — | — | — | 840 | |
| 1999 | 1,865 | — | — | — | 1,865 | |
| 1998 | 1,709 | — | — | — | 1,709 | |
| 1994 | — | 31 | 27 | — | 58 | |
| 1993 | — | 255 | 255 | — | 510 | |
| 1992 | — | 255 | 255 | — | 510 | |
| 1991 | — | 22 | — | — | 22 | |
| 1990 | — | — | 18 | 21 | 39 | |
| 1989 | — | 22 | 19 | — | 41 | |
▎ 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.