Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SUKUP MFG CO
1555 255TH ST, SHEFFIELD, IA, 504750677
Parent company: NA
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 | Xylene (mixed isomers) | Toluene | Total (lbs) | |||
| 1999 | 7,007 | — | 7,007 | |||
| 1998 | 12,791 | — | 12,791 | |||
| 1997 | 21,213 | — | 21,213 | |||
| 1996 | 19,773 | — | 19,773 | |||
| 1995 | 16,681 | — | 16,681 | |||
| 1994 | 20,350 | — | 20,350 | |||
| 1993 | 28,200 | 13,500 | 41,700 | |||
| 1992 | 29,700 | — | 29,700 | |||
| 1991 | 17,000 | 26,400 | 43,400 | |||
| 1990 | 23,400 | 28,200 | 51,600 | |||
| 1989 | 31,300 | 10,770 | 42,070 | |||
| 1988 | 26,500 | — | 26,500 | |||
▎ 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.