Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
U.S. DEPARTMENT OF THE TREASURY U.S. MINT AT PHILADELPHIA
151 N INDEPENDENCE MALL E, PHILADELPHIA, PA, 19106
Parent company: US DEPARTMENT OF THE TREASURY
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 | Nickel | Silver | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2000 | 93 | 11 | — | — | — | 104 |
| 1999 | 500 | 255 | — | — | — | 755 |
| 1998 | 255 | 10 | 10 | — | — | 275 |
| 1997 | 255 | 10 | 10 | — | — | 275 |
| 1996 | 10 | 10 | 10 | — | — | 30 |
| 1995 | 10 | 10 | 10 | 10 | — | 40 |
| 1994 | 10 | 10 | 10 | 10 | 5 | 45 |
▎ 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.