Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COPPER QUEEN
36 W HWY 92, BISBEE, AZ, 85603
Parent company: FREEPORT-MCMORAN INC
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 | Copper compounds | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | ||
| 2005 | — | 200,000 | — | 200,000 | ||
| 2004 | — | 210,000 | — | 210,000 | ||
| 2003 | — | 210,000 | — | 210,000 | ||
| 2002 | — | 200,000 | 86 | 200,086 | ||
| 2001 | — | 170,000 | 220 | 170,220 | ||
| 2000 | 720,010 | 170,720 | 180 | 890,910 | ||
| 1999 | 720,000 | 110,000 | 167 | 830,167 | ||
| 1998 | 940,000 | 110,000 | — | 1,050,000 | ||
▎ 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.