Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GRF INDUSTRIES INC
538 BOND AVE NW, GRAND RAPIDS, MI, 49503
Parent company: NA
Carcinogen
— 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 | Phosphoric acid | Chromium | Manganese | Nickel | Manganese compounds | Total (lbs) |
| 2001 | — | — | — | — | 223 | 446 |
| 2000 | — | — | — | — | 420 | 420 |
| 1999 | — | 94 | 94 | 94 | — | 282 |
| 1998 | 5,893 | 152 | 152 | 152 | — | 6,349 |
| 1997 | 5,110 | 227 | 227 | 227 | — | 6,018 |
| 1996 | 6,011 | 237 | 237 | 237 | — | 6,959 |
| 1995 | 144,616 | — | — | — | — | 144,616 |
▎ 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.