WISCONSIN POWER AND LIGHT
Quick Summary
- •Released 89,910 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3739 LAKESHORE DR
SHEBOYGAN, WI 53082
View on map ↗ - County
- SHEBOYGAN County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 4 · last May 6, 2025
- Total Penalties
- $0 · last Jun 18, 2013
- Registry ID
- 110000416871
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 143,384 | — |
| 2016 | 87,726 | -39% |
| 2017 | 89,910 | +2% |
| 2018 | 95,990 | +7% |
| 2019 | 16,596 | -83% |
| 2020 | 47,702 | +187% |
| 2021 | 104,280 | +119% |
| 2022 | 89,041 | -15% |
| 2023 | 42,618 | -52% |
| 2024 | 61,732 | +45% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Ammonia | 35,169 | 35,169 | — | — | — | |
| Hydrogen fluoride | 25,189 | 25,189 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1,237 | 1,160 | 77 | — | 6,139 | |
| Vanadium compounds | 71 | 69 | 2 | — | 300 | |
| Lead compounds | 46 | 45 | 1 | — | 1,364 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 8 | 8 | — | — | — | |
| Mercury compounds | 6 | 6 | — | — | 13 | |
| Polycyclic aromatic compounds | 6 | 6 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Hydrogen fluoride | 23,417 | 23,417 | — | — | — | |
| Ammonia | 18,368 | 18,368 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 684 | 616 | 68 | — | 8,075 | |
| Vanadium compounds | 46 | 44 | 2 | — | 6,506 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 41 | 41 | — | — | — | |
| Lead compounds | 28 | 27 | 1 | — | 83 | |
| Naphthalene | 20 | 20 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 8 | 8 | — | — | 12 | |
| Polycyclic aromatic compounds | 5 | 5 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Ethylene glycol | — | — | — | — | 114,344 | |
| Ammonia | 49,060 | 49,060 | — | — | — | |
| Hydrogen fluoride | 23,186 | 23,186 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 14,829 | 14,829 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1,405 | 1,362 | 43 | — | 5,958 | |
| Manganese compounds | 192 | 189 | 3 | — | 648 | |
| Copper compounds | 191 | 102 | 89 | — | 201 | |
| Vanadium compounds | 102 | 101 | 1 | — | 231 | |
| Lead compounds | 45 | 45 | 1 | — | 41 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 13 | 13 | — | — | — | |
| Mercury compounds | 12 | 12 | — | — | 21 | |
| Polycyclic aromatic compounds | 5 | 5 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Ammonia | 56,796 | 56,796 | — | — | — | |
| Hydrogen fluoride | 27,339 | 27,339 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 17,475 | 17,475 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 2,063 | 2,008 | 55 | — | 11,629 | |
| Manganese compounds | 194 | 190 | 4 | — | 935 | |
| Copper compounds | 181 | 124 | 57 | — | 514 | |
| Vanadium compounds | 128 | 126 | 2 | — | 556 | |
| Lead compounds | 63 | 62 | 1 | — | 176 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 18 | 18 | — | — | — | |
| Mercury compounds | 17 | 17 | — | — | 48 | |
| Polycyclic aromatic compounds | 6 | 6 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Ammonia | 18,042 | 18,042 | — | — | — | |
| Hydrogen fluoride | 13,387 | 13,387 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 12,462 | 1,342 | 145 | 10,975 | 8,888 | |
| Lead compounds | 2,422 | 28 | 2 | 2,393 | 268 | |
| Vanadium compounds | 1,320 | 63 | 5 | 1,252 | 813 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 28 | 28 | — | — | — | |
| Mercury compounds | 23 | 7 | — | 16 | 21 | |
| Naphthalene | 12 | 12 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 5 | 5 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Hydrogen fluoride | 16,509 | 16,509 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 45 | 45 | — | — | — | |
| Lead compounds | 42 | 32 | 10 | — | 28 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | 48,604 | |
| Ammonia | 43,263 | 43,263 | — | — | — | |
| Hydrogen fluoride | 24,287 | 24,287 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 23,127 | 23,127 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 3,585 | 1,511 | 2,074 | — | 46,930 | |
| Zinc compounds | 498 | 301 | 197 | — | 11,359 | |
| Manganese compounds | 416 | 284 | 132 | — | 3,710 | |
| Copper compounds | 365 | 148 | 217 | — | 5,518 | |
| Vanadium compounds | 199 | 132 | 67 | — | 5,176 | |
| Lead compounds | 135 | 110 | 24 | — | 1,645 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 47 | 47 | — | — | — | |
| Naphthalene | 44 | 44 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 17 | 17 | — | — | 94 | |
| Polycyclic aromatic compounds | 6 | 6 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 30,471 | 30,471 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 27,055 | 27,055 | — | — | — | |
| Hydrogen fluoride | 26,817 | 26,817 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 3,468 | 592 | 2,876 | — | 24,948 | |
| Manganese compounds | 537 | 354 | 183 | — | 4,537 | |
| Zinc compounds | 467 | 51 | 415 | — | 18,138 | |
| Copper compounds | 396 | 91 | 305 | — | 10,861 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 214 | 181 | 33 | — | 2,454 | |
| Vanadium compounds | 170 | 77 | 92 | — | 8,731 | |
| Lead compounds | 155 | 121 | 34 | — | 2,952 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 79 | 79 | — | — | — | |
| Naphthalene | 56 | 56 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 17 | 17 | 0 | — | 93 | |
| Polycyclic aromatic compounds | 7 | 7 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrogen fluoride | 27,896 | 27,896 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 25,005 | 25,005 | — | — | — | |
| Ammonia | 24,855 | 24,855 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 4,307 | 4,307 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 3,787 | 505 | 3,283 | — | 15,518 | |
| Zinc compounds | 727 | 24 | 703 | — | 9,886 | |
| Copper compounds | 430 | 36 | 394 | — | 5,933 | |
| Manganese compounds | 310 | 101 | 209 | — | 2,649 | |
| Vanadium compounds | 139 | 34 | 106 | — | 4,822 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 139 | 62 | 77 | — | 1,345 | |
| Lead compounds | 71 | 47 | 23 | — | 1,603 | |
| Naphthalene | 43 | 43 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 12 | 12 | 0 | — | 53 | |
| Polycyclic aromatic compounds | 4 | 4 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrogen fluoride | 79,307 | 79,307 | — | — | — | |
| Ammonia | 23,495 | 23,495 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 22,787 | 22,787 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 11,241 | 11,241 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 4,477 | 1,030 | 3,446 | — | 50,476 | |
| Zinc compounds | 796 | 57 | 739 | — | 9,143 | |
| Copper compounds | 491 | 22 | 470 | — | 2,953 | |
| Manganese compounds | 468 | 249 | 219 | — | 5,945 | |
| Vanadium compounds | 155 | 44 | 111 | — | 6,100 | |
| Lead compounds | 77 | 52 | 25 | — | 2,403 | |
| Naphthalene | 57 | 57 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 28 | 28 | 0 | — | 79 | |
| Polycyclic aromatic compounds | 4 | 4 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Hydrogen fluoride | — | — | — | 119,737 |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 34,441 |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
ALLIANT ENERGY I-43 LANDFILL
SHEBOYGAN, WI
|
Vanadium compounds | 300 | — | — | — |
|
ALLIANT ENERGY I-43 LANDFILL
SHEBOYGAN, WI
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 6,139 | — | — | — |
|
ALLIANT ENERGY I-43 LANDFILL
SHEBOYGAN, WI
|
Mercury compounds | 13 | — | — | — |
|
ALLIANT ENERGY I-43 LANDFILL
SHEBOYGAN, WI
|
Lead compounds | 1,364 | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards Applicable to Generators of HW: General | Apr 9, 2003 | Apr 16, 2003 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 85.90 mg/L | 82.00 | +5% | Aug 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.37 mg/L | 30.00 | +75% | May 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 227.60 mg/L | 82.00 | +178% | May 2020 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.