Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KNOLL INC
4300 - 36TH ST SE, GRAND RAPIDS, MI, 49512
Parent company: KNOLL INC
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 | Certain glycol ethers | Formaldehyde | Acetone | Manganese | Manganese compounds | Total (lbs) |
| 2019 | — | — | — | 0 | — | 0 |
| 2018 | — | — | — | 0 | — | 0 |
| 2017 | — | — | — | 0 | — | 0 |
| 2016 | — | — | — | 0 | — | 0 |
| 2015 | — | — | — | 0 | — | 5 |
| 2011 | — | — | — | 250 | — | 250 |
| 2010 | — | — | — | — | 250 | 250 |
| 1998 | 44,285 | — | — | — | — | 44,285 |
| 1997 | 45,782 | — | — | — | — | 45,782 |
| 1996 | 29,048 | — | — | — | — | 29,048 |
| 1995 | 23,000 | — | — | — | — | 23,000 |
| 1994 | 7,900 | — | — | — | — | 7,900 |
| 1993 | 20,800 | 6,600 | — | — | — | 27,400 |
| 1992 | 20,000 | 8,100 | — | — | — | 28,100 |
| 1991 | 22,700 | 750 | — | — | — | 23,450 |
| 1990 | — | 7,700 | 6,750 | — | — | 14,450 |
| 1989 | — | 5,300 | 4,750 | — | — | 10,050 |
▎ 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.