Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
GREAT LAKES COMPOSITES LLC
401 S DELANEY RD, OWOSSO, MI, 48867
Parent company: NATIONAL COMPOSITES LLC
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Styrene | Acetone | Methyl methacrylate | Total |
|---|---|---|---|---|
| 2023 | 12,247 | — | — | 12,247 |
| 2022 | 19,081 | — | — | 19,081 |
| 2021 | 33,142 | — | — | 33,142 |
| 2020 | 16,049 | — | — | 16,049 |
| 2019 | 20,915 | — | — | 20,915 |
| 2018 | 26,379 | — | — | 26,379 |
| 2017 | 11,546 | — | — | 11,546 |
| 2005 | 40,878 | — | — | 40,878 |
| 2004 | 40,100 | — | — | 40,100 |
| 2003 | 40,653 | — | — | 40,653 |
| 2002 | 32,568 | — | — | 32,568 |
| 2001 | 32,433 | — | — | 32,433 |
| 2000 | 37,832 | — | — | 37,832 |
| 1999 | 44,202 | — | — | 44,202 |
| 1998 | 42,826 | — | — | 42,826 |
| 1997 | 23,565 | — | — | 23,565 |
| 1996 | 12,529 | — | — | 12,529 |
| 1995 | 15,278 | — | 5,235 | 20,513 |
| 1994 | 17,286 | — | 9,752 | 27,038 |
| 1993 | 11,912 | 12,135 | 6,214 | 30,261 |
| 1992 | 9,258 | 10,795 | — | 20,053 |
| 1991 | 13,091 | 20,574 | — | 33,665 |
| 1990 | 16,247 | 18,221 | — | 34,468 |
| 1989 | 6,045 | 18,420 | — | 24,465 |
| 1988 | — | 19,235 | — | 19,235 |