Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MONTCLAIR BRONZE INC
5621 STATE ST, MONTCLAIR, CA, 91763
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 | Copper | Lead | Zinc (fume or dust) | Total (lbs) | ||
| 2020 | 8 | — | — | 8 | ||
| 2019 | 9 | — | — | 9 | ||
| 2018 | 12 | — | — | 12 | ||
| 2017 | 12 | — | — | 12 | ||
| 2016 | 9 | 0 | — | 9 | ||
| 2015 | 10 | 0 | — | 10 | ||
| 2014 | 17 | — | — | 17 | ||
| 2013 | 15 | — | — | 15 | ||
| 2012 | 26 | — | — | 26 | ||
| 2011 | 20 | — | — | 20 | ||
| 2010 | 68 | — | — | 68 | ||
| 2009 | 63 | — | — | 63 | ||
| 2008 | 58 | — | — | 58 | ||
| 2007 | 70 | — | — | 70 | ||
| 2006 | 74 | — | — | 74 | ||
| 2005 | 71 | — | — | 71 | ||
| 2004 | 64 | — | — | 64 | ||
| 2003 | 40 | — | — | 40 | ||
| 2002 | 37 | — | — | 37 | ||
| 2001 | 31 | — | — | 31 | ||
| 2000 | 36 | — | — | 36 | ||
| 1999 | 33 | — | — | 33 | ||
| 1998 | 29 | — | — | 29 | ||
| 1997 | 35 | — | — | 35 | ||
| 1996 | 33 | — | — | 33 | ||
| 1995 | 33 | — | — | 33 | ||
| 1994 | 261 | — | — | 261 | ||
| 1993 | 201 | 19 | — | 220 | ||
| 1992 | 272 | 25 | — | 297 | ||
| 1991 | 114 | 4 | — | 118 | ||
| 1990 | 95 | — | — | 95 | ||
| 1989 | 113 | 4 | 7 | 124 | ||
| 1988 | 121 | — | 9 | 130 | ||
| 1987 | 125 | — | — | 125 | ||
▎ 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.