Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PORT WASHINGTON POWER PLANT
146 S WISCONSIN ST, PORT WASHINGTON, WI, 53074
Parent company: WISCONSIN ENERGY CORP
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrogen fluoride | Copper | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Total (lbs) |
| 2004 | 550,000 | 47,000 | 40,000 | — | 152 | 637,191 |
| 2003 | 700,000 | 56,000 | 51,000 | — | — | 807,049 |
| 2002 | 840,000 | 60,000 | 73,000 | — | 117 | 973,239 |
| 2001 | 1,100,000 | 82,000 | 82,000 | — | 142 | 1,264,288 |
| 2000 | 1,400,000 | 150,000 | 72,000 | — | 210 | 1,622,520 |
| 1999 | 1,100,000 | 120,000 | 49,000 | — | 214 | 1,269,214 |
| 1998 | 1,500,000 | 130,000 | 59,000 | 2,900 | — | 1,692,527 |
▎ 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.