Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SCREW CONVEYOR CORPORATION
781 CHURCH STREET, WINONA, MS, 38967
Parent company: SCREW CONVEYOR CORP
Carcinogen
PBT
— 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 | Xylene (mixed isomers) | 1,1,1-Trichloroethane | Tetrachloroethylene | Toluene | Ethylbenzene | Total (lbs) |
| 2003 | — | — | — | — | — | 1 |
| 2002 | — | — | — | — | — | 1 |
| 2001 | — | — | — | — | — | 1 |
| 2000 | 7,265 | — | 2,108 | — | 482 | 9,957 |
| 1999 | 7,944 | — | 2,992 | 2,131 | 849 | 13,917 |
| 1998 | 6,459 | — | 6,732 | 1,995 | 895 | 16,082 |
| 1997 | 3,402 | — | 4,488 | 1,533 | 826 | 10,250 |
| 1996 | 3,935 | — | 1,540 | 2,582 | 1,045 | 9,103 |
| 1995 | 3,515 | — | 2,244 | 894 | 735 | 7,389 |
| 1994 | 2,655 | — | 2,244 | 1,818 | 1,050 | 7,914 |
| 1993 | 6,649 | 1,600 | — | 203 | 1,450 | 9,904 |
| 1992 | 1,900 | 1,200 | — | 1,906 | 520 | 5,528 |
| 1991 | 7,873 | 13,006 | — | 2,131 | 889 | 24,249 |
| 1990 | 7,000 | 11,000 | — | 2,000 | — | 20,260 |
| 1989 | 5,782 | — | — | 2,355 | — | 8,899 |
| 1987 | — | 4,319 | — | — | — | 8,542 |
▎ 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.