Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
525 8TH ST, MANSON, IA, 50563
Parent company: SNF, INC
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Styrene | Acetone | Hydrogen fluoride | Phosphoric acid | Total (lbs) | |
| 2005 | 14,639 | — | — | — | 14,639 | |
| 2004 | 34,788 | — | — | — | 34,788 | |
| 2003 | 25,047 | — | — | — | 25,047 | |
| 2002 | 29,357 | — | — | — | 29,357 | |
| 2000 | 56,307 | — | — | — | 56,307 | |
| 1999 | 42,262 | — | — | — | 42,262 | |
| 1998 | 39,420 | — | — | — | 39,420 | |
| 1997 | 32,021 | — | — | — | 32,021 | |
| 1996 | 16,043 | — | — | — | 16,043 | |
| 1995 | 23,217 | — | — | — | 23,217 | |
| 1994 | 21,800 | — | — | — | 21,800 | |
| 1993 | 25,100 | 48,500 | — | — | 73,600 | |
| 1992 | 18,700 | 36,000 | — | — | 54,700 | |
| 1991 | 14,900 | 33,000 | — | — | 47,900 | |
| 1990 | 19,186 | — | — | — | 19,186 | |
| 1989 | 30,500 | 61,000 | — | — | 91,500 | |
| 1988 | — | — | 1,500 | 250 | 1,750 | |
▎ 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.