Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CHASSIX
2223 DOVE ST, PORT HURON, MI, 48060
Parent company: CHASSIX
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 | Methyl ethyl ketone | Chlorodifluoromethane (HCFC-22) | Ethylene glycol | Diisocyanates | 4,4'-Methylenedi(phenyl isocyanate) | Total (lbs) |
| 2005 | — | — | 145 | 58 | — | 203 |
| 2004 | — | — | 925 | 235 | — | 1,160 |
| 2003 | — | — | 1,025 | 235 | — | 1,260 |
| 2002 | — | — | 755 | 255 | — | 1,010 |
| 2001 | — | — | 755 | 255 | — | 1,010 |
| 2000 | — | — | 755 | 255 | — | 1,010 |
| 1999 | — | — | 755 | 255 | — | 1,010 |
| 1998 | 8,902 | — | 1,310 | 287 | — | 10,499 |
| 1997 | 16,250 | — | 755 | 500 | — | 17,505 |
| 1996 | 17,750 | — | 755 | 755 | — | 19,260 |
| 1995 | 20,050 | — | 255 | 250 | — | 20,555 |
| 1994 | 250 | 16,218 | — | — | 250 | 16,718 |
| 1993 | — | — | — | — | 250 | 250 |
▎ 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.