Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PHELPS DODGE REFINING CORP
6999 N LOOP RD, EL PASO, TX, 79915
Parent company: PHELPS DODGE CORP
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 | Copper | Copper compounds | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nickel compounds | Arsenic compounds | Total (lbs) |
| 1999 | — | 404 | 6,892 | 53 | 34 | 9,642 |
| 1998 | — | 109,250 | 7,400 | 17,245 | 8,705 | 144,850 |
| 1997 | — | 3,286 | 7,886 | — | — | 11,172 |
| 1996 | — | 782 | 750 | — | — | 1,532 |
| 1995 | — | 3,500 | — | — | — | 3,500 |
| 1994 | — | 3,290 | 750 | — | — | 4,146 |
| 1993 | — | 343,450 | — | — | — | 343,545 |
| 1992 | 420,000 | — | — | — | — | 420,056 |
| 1991 | 301,558 | — | — | — | — | 301,632 |
| 1990 | — | 250 | 10 | — | — | 260 |
| 1989 | 250 | 250 | — | — | — | 500 |
| 1988 | 250 | — | — | — | — | 250 |
| 1987 | — | — | — | — | — | 250 |
▎ 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.