Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NATIONAL ZINC PROCESSORS INC
1256 MILTON ST, BENTON HARBOR, MI, 49022
Parent company: NA
Carcinogen
PBT
— 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 | Zinc compounds | Zinc (fume or dust) | Lead | Antimony | Copper | Total (lbs) |
| 2007 | 2,840 | — | — | — | — | 2,840 |
| 2006 | 2,840 | — | — | — | — | 2,840 |
| 2005 | 3,110 | — | — | — | 104 | 3,214 |
| 2004 | 3,110 | — | — | — | — | 3,110 |
| 2003 | 3,110 | — | — | — | — | 3,112 |
| 2002 | 4,010 | — | — | — | — | 4,116 |
| 2001 | 5,610 | — | — | — | — | 5,610 |
| 2000 | 5,610 | — | — | — | — | 5,610 |
| 1999 | 5,510 | — | — | — | 1 | 5,511 |
| 1998 | 2,720 | — | — | — | 1 | 2,721 |
| 1996 | 10 | 750 | — | — | — | 760 |
| 1995 | 10 | 750 | — | — | — | 775 |
| 1994 | — | 500 | 10 | — | — | 510 |
| 1993 | — | 500 | 10 | — | — | 510 |
| 1992 | — | 500 | 10 | — | — | 510 |
| 1991 | — | 505 | 10 | 10 | — | 525 |
| 1990 | — | 505 | 11 | 15 | — | 531 |
| 1989 | — | 500 | 1 | — | — | 501 |
| 1988 | — | 500 | — | 500 | — | 1,000 |
| 1987 | — | — | 500 | — | — | 500 |
▎ 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.