TRI Reporter
Clean Air Act
Clean Water Act
RCRA
AES WARRIOR RUN COGENERATION FACILITY
Quick Summary
- •Released 35,193 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
11600 MEXICO FARMS RD SE
CUMBERLAND, MD 21502
View on map ↗ - County
- ALLEGANY County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 2 · last Aug 28, 2024
- Total Penalties
- $0 · last Jan 12, 2015
- Registry ID
- 110000551055
How This Compares
#16
of 156 TRI reporters in MD
#340
of 584 TRI reporters in Utilities
Ranked by most recent year's total TRI releases.
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.
Emissions Trend (2015–2024)
-71% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 37,098 | — |
| 2016 | 32,142 | -13% |
| 2017 | 35,193 | +9% |
| 2018 | 35,190 | -0% |
| 2019 | 418 | -99% |
| 2020 | 31,262 | +7375% |
| 2021 | 39,397 | +26% |
| 2022 | 39,517 | 0% |
| 2023 | 21,740 | -45% |
| 2024 | 10,705 | -51% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,140 | 6,140 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,867 | 3,867 | — | — | — | |
| Ammonia | 540 | 540 | — | — | — | |
| Hydrogen fluoride | 108 | 108 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 44 | 9 | 35 | — | 64,991 | |
| Manganese compounds | 4 | 3 | 1 | — | 22,410 | |
| Lead compounds | 1 | 1 | 0 | — | 2,766 | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 89 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 12,404 | 12,404 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 7,880 | 7,880 | — | — | — | |
| Ammonia | 1,108 | 1,108 | — | — | — | |
| Hydrogen fluoride | 221 | 221 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 94 | 19 | 76 | — | 131,606 | |
| Zinc compounds | 16 | 2 | 14 | — | 15,200 | |
| Manganese compounds | 10 | 8 | 3 | — | 42,246 | |
| Lead compounds | 3 | 3 | 0 | — | 4,802 | |
| n-Hexane | 1 | 1 | — | — | — | |
| 1,2,4-Trimethylbenzene | 1 | 1 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 185 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 22,330 | 22,330 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 14,209 | 14,209 | — | — | — | |
| Ammonia | 1,889 | 1,889 | — | — | — | |
| Hydrogen fluoride | 399 | 399 | — | — | — | |
| Arsenic compounds | 296 | 290 | 5 | — | 29,886 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 186 | 185 | 1 | — | 26,281 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 136 | 44 | 92 | — | 262,238 | |
| Zinc compounds | 25 | 6 | 19 | — | 29,474 | |
| Nickel compounds | 19 | 19 | 1 | — | 18,431 | ♦ Carcinogen |
| Manganese compounds | 16 | 13 | 3 | — | 72,387 | |
| Lead compounds | 6 | 6 | 0 | — | 10,151 | |
| Copper compounds | 4 | 3 | 0 | — | 20,763 | |
| n-Hexane | 1 | 1 | — | — | — | |
| 1,2,4-Trimethylbenzene | 1 | 1 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 369 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 22,246 | 22,246 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 14,160 | 14,160 | — | — | — | |
| Ammonia | 1,897 | 1,897 | — | — | — | |
| Hydrogen fluoride | 397 | 397 | — | — | — | |
| Arsenic compounds | 293 | 288 | 5 | — | 28,329 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 184 | 183 | 1 | — | 28,141 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 136 | 44 | 92 | — | 269,202 | |
| Zinc compounds | 24 | 6 | 19 | — | 34,092 | |
| Nickel compounds | 20 | 19 | 1 | — | 20,436 | ♦ Carcinogen |
| Manganese compounds | 16 | 13 | 3 | — | 75,554 | |
| Vanadium compounds | 11 | 11 | — | — | 53,162 | |
| Lead compounds | 6 | 6 | 0 | — | 11,597 | |
| Copper compounds | 5 | 4 | 1 | — | 25,183 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 397 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 17,794 | 17,794 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 11,327 | 11,327 | — | — | — | |
| Ammonia | 1,569 | 1,569 | — | — | — | |
| Hydrogen fluoride | 317 | 317 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 180 | 35 | 145 | — | 198,988 | |
| Zinc compounds | 35 | 6 | 30 | — | 28,999 | |
| Nickel compounds | 15 | 14 | 1 | — | 16,923 | ♦ Carcinogen |
| Manganese compounds | 15 | 10 | 5 | — | 56,783 | |
| Lead compounds | 5 | 4 | 0 | — | 9,571 | |
| Copper compounds | 4 | 3 | 1 | — | 19,316 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 317 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Arsenic compounds | 263 | 257 | 6 | — | 31,020 | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 123 | 24 | 98 | — | 228,232 | |
| Zinc compounds | 33 | 3 | 29 | — | 36,928 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 19,885 | 19,885 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 12,651 | 12,651 | — | — | — | |
| Ammonia | 1,699 | 1,699 | — | — | — | |
| Hydrogen fluoride | 355 | 355 | — | — | — | |
| Arsenic compounds | 265 | 260 | 5 | — | 32,758 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 166 | 165 | 1 | — | 27,517 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 113 | 24 | 89 | — | 254,092 | |
| Nickel compounds | 18 | 17 | 1 | — | 21,521 | ♦ Carcinogen |
| Zinc compounds | 16 | 3 | 13 | — | 38,373 | |
| Manganese compounds | 14 | 11 | 3 | — | 61,124 | |
| Lead compounds | 5 | 4 | 0 | — | 12,443 | |
| Copper compounds | 3 | 2 | 1 | — | 22,581 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 446 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 19,875 | 19,875 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 12,650 | 12,650 | — | — | — | |
| Ammonia | 1,721 | 1,721 | — | — | — | |
| Hydrogen fluoride | 355 | 355 | — | — | — | |
| Arsenic compounds | 262 | 257 | 5 | — | 28,781 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 164 | 163 | 1 | — | 29,772 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 106 | 24 | 82 | — | 239,596 | |
| Nickel compounds | 18 | 17 | 1 | — | 20,721 | ♦ Carcinogen |
| Zinc compounds | 17 | 3 | 13 | — | 31,691 | |
| Manganese compounds | 14 | 11 | 3 | — | 51,398 | |
| Lead compounds | 6 | 6 | 0 | — | 10,909 | |
| Copper compounds | 3 | 2 | 0 | — | 20,298 | |
| 1,2,4-Trimethylbenzene | 1 | 1 | — | — | — | |
| n-Hexane | 1 | 1 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 409 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 18,259 | 18,259 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 11,618 | 11,618 | — | — | — | |
| Ammonia | 1,590 | 1,590 | — | — | — | |
| Hydrogen fluoride | 326 | 326 | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 151 | 151 | 0 | — | 26,968 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 134 | 45 | 89 | — | 235,508 | |
| Zinc compounds | 21 | 4 | 17 | — | 23,509 | |
| Nickel compounds | 17 | 15 | 2 | — | 17,716 | ♦ Carcinogen |
| Manganese compounds | 14 | 11 | 3 | — | 45,881 | |
| Lead compounds | 5 | 4 | 0 | — | 8,738 | |
| Copper compounds | 4 | 3 | 1 | — | 16,945 | |
| 1,2,4-Trimethylbenzene | 1 | 1 | — | — | — | |
| n-Hexane | 1 | 1 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 341 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 20,889 | 20,889 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 13,296 | 13,296 | — | — | — | |
| Ammonia | 1,804 | 1,804 | — | — | — | |
| Hydrogen fluoride | 373 | 373 | — | — | — | |
| Arsenic compounds | 272 | 272 | — | — | 27,753 | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 195 | 26 | 169 | — | 283,383 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 173 | 173 | — | — | 32,783 | |
| Zinc compounds | 35 | 2 | 33 | — | 25,713 | |
| Manganese compounds | 24 | 12 | 12 | — | 58,494 | |
| Nickel compounds | 20 | 18 | 2 | — | 22,208 | ♦ Carcinogen |
| Vanadium compounds | 7 | 7 | — | — | 47,891 | |
| Lead compounds | 6 | 6 | — | — | 9,070 | |
| Copper compounds | 4 | 2 | 2 | — | 19,346 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | — | — | 508 |
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 |
|---|---|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 129,718 |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 333,661 |
| Ammonia | — | — | — | 71,637 |
| Hydrogen fluoride | — | — | — | 41,013 |
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 |
|---|---|---|---|---|---|
|
CABIN RUN
FROSTBURG, MD
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 14,698 | — | — | — |
|
CARLOS MINE
FROSTBURG, MD
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 7,141 | — | — | — |
|
HAMPSHIRE HILL MINE
BARTON, MD
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 7,343 | — | — | — |
|
419 MINE
BARTON, MD
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 35,809 | — | — | — |
|
419 MINE
BARTON, MD
|
Lead compounds | 1,535 | — | — | — |
|
CABIN RUN
FROSTBURG, MD
|
Lead compounds | 614 | — | — | — |
|
CARLOS MINE
FROSTBURG, MD
|
Lead compounds | 306 | — | — | — |
|
HAMPSHIRE HILL MINE
BARTON, MD
|
Lead compounds | 311 | — | — | — |
|
419 MINE
BARTON, MD
|
Manganese compounds | 11,924 | — | — | — |
|
CABIN RUN
FROSTBURG, MD
|
Manganese compounds | 5,529 | — | — | — |
|
CARLOS MINE
FROSTBURG, MD
|
Manganese compounds | 2,371 | — | — | — |
|
HAMPSHIRE HILL MINE
BARTON, MD
|
Manganese compounds | 2,586 | — | — | — |
|
419 MINE
BARTON, MD
|
Mercury compounds | 51 | — | — | — |
|
CABIN RUN
FROSTBURG, MD
|
Mercury compounds | 18 | — | — | — |
|
CARLOS MINE
FROSTBURG, MD
|
Mercury compounds | 10 | — | — | — |
|
HAMPSHIRE HILL MINE
BARTON, MD
|
Mercury compounds | 10 | — | — | — |
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 |
|---|---|---|---|---|
| caa | FRV | Mar 10, 2020 | — | Open |
| caa | FRV | Jun 17, 2019 | — | Open |
| cwa | Effluent Violations - Unauthorized Discharge | Sep 11, 2011 | — | Open |
| cwa | Effluent Violations - Unauthorized Discharge | Aug 8, 2009 | — | Open |
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 |
|---|---|---|---|---|---|---|
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.42 mg/L | 0.32 | +31% | Jun 2019 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.71 mg/L | 0.32 | +122% | May 2015 | 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.
Notice of Violation
Clean Air Act
· Case 3602185770 · Mar 10, 2020
Notice of Violation
Clean Air Act
· Case 3601898097 · Jun 17, 2019
Administrative - Formal
· Case 03-2015-0010 · Jan 12, 2015
$720
Administrative - Formal
· Case HQ-2007-5032 · Sep 21, 2007
Administrative - Formal
· Case 03-2004-0261 · Dec 30, 2004
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