Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SMITHS IND AEROSPACE & DEFENSE SYS INC
4141 EASTERN AVE SE, GRAND RAPIDS, MI, 495188727
Parent company: SMITHS IND INC USA
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 | 1,1,1-Trichloroethane | Freon 113 (CFC-113) | Dichloromethane | Nitric acid | Tetrachloroethylene | Total (lbs) |
| 1994 | 13,169 | 7,456 | — | — | — | 20,625 |
| 1993 | 20,387 | 22,610 | 11,859 | — | — | 54,856 |
| 1992 | 23,477 | 32,150 | 11,741 | — | — | 67,368 |
| 1991 | 27,907 | 10,045 | — | — | — | 37,952 |
| 1990 | 58,532 | 30,712 | 9,705 | — | — | 98,949 |
| 1989 | 57,735 | 36,995 | 15,136 | — | — | 109,866 |
| 1988 | 66,655 | 111,245 | — | — | 5,475 | 183,375 |
| 1987 | — | — | 6,786 | 5,946 | — | 12,732 |
▎ 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.