EmissionsLookup
Non-Compliance TRI Reporter Clean Air Act Clean Water Act RCRA

KEYSTONE CONEMAUGH PROJ LLC/CONEMAUGH STATION

Quick Summary

  • Released 5,987,965 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 $190,577 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
1442 POWER PLANT RD
NEW FLORENCE, PA 15944
View on map ↗
County
INDIANA County
Industry
Utilities
NAICS (North American Industry Classification)
221112
Inspections
7 · last Dec 19, 2025
Total Penalties
$190,577 · last Dec 19, 2025
Registry ID
110000538801

How This Compares

#1 of 920 TRI reporters in PA
#6 of 584 TRI reporters in Utilities

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.

0
Air (CAA)
Qtrs Non-Compliant
1
Water (CWA)
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
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.

Emissions Trend (2015–2024) -59% overall
Year Total Releases (lbs) vs Prior Year
2015 3,381,536
2016 5,251,640 +55%
2017 5,987,965 +14%
2018 3,807,414 -36%
2019 3,066,357 -19%
2020 2,088,560 -32%
2021 1,864,290 -11%
2022 1,453,377 -22%
2023 573,317 -61%
2024 1,377,908 +140%

2024

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 703,103 703,103
Manganese compounds 559,203 92 2,587 556,524
Zinc compounds 33,010 235 87 32,688
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 22,637 120 413 22,104
Nickel compounds 15,371 78 102 15,191 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 11,521 11,521
Arsenic compounds 9,119 163 13 8,943 ♦ Carcinogen
Vanadium compounds 8,520 65 32 8,423
Chromium compounds (except for chromite ore mined in the Transvaal Region) 7,177 105 16 7,056
Hydrogen fluoride 3,542 3,542
Ammonia 2,942 1,647 1,295
Lead compounds 1,632 32 2 1,598
Mercury compounds 132 8 0 123

2023

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 381,394 381,394
Manganese compounds 96,748 73 2,844 93,831
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 28,211 92 416 27,703
Zinc compounds 13,119 188 83 12,848
Arsenic compounds 12,551 129 14 12,408 ♦ Carcinogen
Vanadium compounds 10,640 50 30 10,560
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 8,990 8,990
Chromium compounds (except for chromite ore mined in the Transvaal Region) 7,044 83 16 6,945
Nickel compounds 6,828 62 101 6,665 ♦ Carcinogen
Hydrogen fluoride 2,896 2,896
Ammonia 2,647 1,463 1,184
Lead compounds 2,181 25 1 2,154
Mercury compounds 69 9 0 60

2022

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 726,700 726,700
Manganese compounds 444,322 143 2,401 441,778
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 83,474 185 1,727 81,562
Zinc compounds 43,660 366 51 43,243
Arsenic compounds 37,370 252 77 37,041 ♦ Carcinogen
Vanadium compounds 28,992 99 39 28,854
Chromium compounds (except for chromite ore mined in the Transvaal Region) 19,431 161 45 19,225
Nickel compounds 19,065 120 45 18,899 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 18,093 18,093
Copper compounds 17,435 60 44 17,331
Lead compounds 6,336 50 77 6,210
Hydrogen fluoride 5,484 5,484
Ammonia 2,723 1,744 979
Mercury compounds 291 31 1 259

2021

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 926,743 926,743
Manganese compounds 379,105 178 3,761 375,166
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 191,893 225 2,134 189,534
Arsenic compounds 85,768 316 84 85,368 ♦ Carcinogen
Zinc compounds 67,114 463 55 66,596
Vanadium compounds 52,940 121 52,819
Chromium compounds (except for chromite ore mined in the Transvaal Region) 32,311 204 44 32,063
Nickel compounds 29,930 152 44 29,734 ♦ Carcinogen
Copper compounds 29,506 74 45 29,387
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 23,036 23,036
Cobalt compounds 13,846 9 26 13,811 ♦ Carcinogen
Lead compounds 13,282 63 83 13,136
Selenium compounds 7,685 1,654 151 5,880
Hydrogen fluoride 6,994 6,994
Ammonia 3,608 2,185 1,423
Mercury compounds 529 43 1 485

2020

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 955,549 955,549
Manganese compounds 601,615 185 3,614 597,816
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 187,237 224 1,104 185,909
Zinc compounds 65,447 465 158 64,824
Nickel compounds 59,983 157 213 59,613 ♦ Carcinogen
Vanadium compounds 50,277 122 50,155
Arsenic compounds 35,725 328 41 35,357 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 32,480 211 29 32,240
Copper compounds 29,867 75 21 29,771
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 23,844 23,844
Cobalt compounds 16,517 10 51 16,456 ♦ Carcinogen
Lead compounds 9,812 65 6 9,742
Selenium compounds 9,391 1,706 92 7,593
Hydrogen fluoride 7,209 7,209
Ammonia 3,351 1,748 1,603
Mercury compounds 257 44 1 212

2019

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,397,350 1,397,350
Manganese compounds 790,169 270 3,888 786,011
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 288,931 321 1,123 287,487
Arsenic compounds 134,606 479 42 134,084 ♦ Carcinogen
Zinc compounds 96,718 661 137 95,921
Vanadium compounds 96,681 174 96,507
Nickel compounds 59,772 230 193 59,349 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 55,659 309 27 55,323
Copper compounds 39,335 106 22 39,207
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 34,733 34,733
Lead compounds 24,506 95 6 24,406
Cobalt compounds 18,031 15 45 17,971 ♦ Carcinogen
Selenium compounds 14,223 2,494 63 11,666
Hydrogen fluoride 10,546 10,546
Ammonia 4,517 2,814 1,703
Mercury compounds 580 43 1 536

2018

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,423,446 1,423,446
Manganese compounds 1,210,964 275 4,062 1,206,627
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 486,009 334 1,276 484,399
Zinc compounds 165,897 656 180 165,062
Arsenic compounds 120,608 487 46 120,074 ♦ Carcinogen
Vanadium compounds 82,045 172 81,873
Nickel compounds 81,461 235 260 80,967 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 56,006 315 34 55,657
Copper compounds 47,456 106 24 47,326
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 35,757 35,757
Cobalt compounds 28,679 16 59 28,604 ♦ Carcinogen
Lead compounds 23,768 96 7 23,665
Molybdenum trioxide 14,512 360 69 14,083 ♦ Carcinogen
Selenium compounds 13,806 2,545 48 11,213
Hydrogen fluoride 10,730 10,730
Ammonia 5,322 3,510 1,812
Mercury compounds 947 27 1 918
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Manganese compounds 3,647,663 2,105 2,817 3,642,741
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,359,844 1,359,844
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 255,621 1,684 1,309 252,628
Vanadium compounds 242,863 524 242,339
Arsenic compounds 108,852 700 47 108,105 ♦ Carcinogen
Zinc compounds 82,818 3,893 160 78,765
Nickel compounds 81,858 1,204 238 80,416 ♦ Carcinogen
Copper compounds 66,591 386 25 66,180
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 33,887 33,887
Selenium compounds 27,135 5,576 55 21,504
Cobalt compounds 25,525 430 55 25,040 ♦ Carcinogen
Lead compounds 21,579 234 7 21,338
Chromium compounds (except for chromite ore mined in the Transvaal Region) 16,156 1,116 33 15,007
Hydrogen fluoride 10,260 10,260
Ammonia 6,603 3,516 2,174 913
Molybdenum trioxide 439 379 60 ♦ Carcinogen
Mercury compounds 269 25 1 243
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Manganese compounds 3,042,100 1,803 31,124 3,009,173
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,136,520 1,136,520
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 297,117 606 1,921 294,590
Vanadium compounds 272,251 253 271,998
Arsenic compounds 118,606 569 663 117,374 ♦ Carcinogen
Zinc compounds 88,607 2,229 3,647 82,731
Nickel compounds 83,098 1,022 1,859 80,217 ♦ Carcinogen
Copper compounds 72,750 217 473 72,060
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 27,960 27,960
Cobalt compounds 25,559 370 718 24,471 ♦ Carcinogen
Selenium compounds 24,812 4,801 173 19,838
Chromium compounds (except for chromite ore mined in the Transvaal Region) 24,505 960 113 23,432
Lead compounds 23,774 202 73 23,499
Hydrogen fluoride 8,580 8,580
Ammonia 5,051 2,400 1,674 977
Mercury compounds 348 78 3 267
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,332,860 1,332,860
Manganese compounds 875,241 2,123 31,070 842,048
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 355,629 733 2,104 352,792
Vanadium compounds 296,580 303 296,277
Arsenic compounds 130,425 670 667 129,088 ♦ Carcinogen
Zinc compounds 88,374 2,683 3,847 81,844
Copper compounds 79,126 259 494 78,373
Nickel compounds 66,603 1,222 1,945 63,436 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 38,584 1,120 118 37,346
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 33,160 33,160
Lead compounds 26,799 232 78 26,489
Cobalt compounds 19,588 432 722 18,434 ♦ Carcinogen
Selenium compounds 18,211 5,601 160 12,450
Hydrogen fluoride 10,040 10,040
Ammonia 9,668 5,780 2,819 1,069
Mercury compounds 385 91 3 291
Molybdenum trioxide 261 261 ♦ Carcinogen
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

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.

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
cwa Permit Violations - Discharge Without a Valid Permit Dec 19, 2025 Open
cwa Effluent Violations - Numeric effluent violation Jul 9, 2020 Open
caa FRV Feb 7, 2019 Open
caa FRV Jan 10, 2017 Open
caa FRV Aug 9, 2016 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Sep 30, 2014 Sep 30, 2014 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Sep 30, 2014 Sep 30, 2014 Resolved
rcra Standards for Universal Waste Management: Standards for Large Quantity Handlers Sep 30, 2014 Sep 30, 2014 Resolved
cwa Permit Violations - Violation Specified in Comment Dec 1, 2004 Dec 28, 2004 Resolved
rcra Standards Applicable to Generators of HW: General Feb 15, 1991 Jun 24, 1991 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
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.10 mg/L 0.09 +11% Sep 2023 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 3.50 mg/L 3.40 +3% Jul 2023 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.05 mg/L 0.05 +11% Dec 2022 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.40 kg/d 0.23 +504% Dec 2022 Open
Aluminum, total [as Al] DMR, Limited - Numeric Violation 0.51 kg/d 0.12 +340% Dec 2022 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 4.32 kg/d 2.55 +69% Dec 2022 Open
Boron, total [as B] DMR, Limited - Numeric Violation 101.60 mg/L 100.00 +2% Dec 2022 Open
Aluminum, total [as Al] DMR, Limited - Numeric Violation 1.12 kg/d 0.99 +13% Dec 2022 Open
Manganese, total [as Mn] DMR, Limited - Numeric Violation 0.50 kg/d 0.16 +220% Dec 2022 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.10 mg/L 0.09 +10% Dec 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 37.70 mg/L 30.00 +26% Mar 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 102.00 mg/L 100.00 +2% Sep 2020 Open
Selenium, total [as Se] DMR, Limited - Numeric Violation 0.50 mg/L 0.25 +100% Feb 2020 Resolved
Selenium, total [as Se] DMR, Limited - Numeric Violation 0.61 mg/L 0.50 +22% Feb 2020 Open
Selenium, total [as Se] DMR, Limited - Numeric Violation 0.54 mg/L 0.25 +116% Jan 2020 Resolved
Selenium, total [as Se] DMR, Limited - Numeric Violation 1.18 mg/L 0.50 +136% Jan 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 67.00 mg/L 60.00 +12% Jan 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 11.50 mg/L 3.40 +238% Dec 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.

Civil Judicial Action
Clean Water Act · Case PA-0005011_12192025 · Dec 19, 2025
$4,650
Administrative - Formal
· Case 03-2024-0120 · Sep 25, 2024
$185,927
State CWA Penalty AO
Clean Water Act · Case PA-0005011_12232020 · Dec 23, 2020
$2,000
Civil Judicial Action
Clean Water Act · Case PA-0005011_12042012 · Dec 4, 2012
$500,000
State Administrative Order of Consent
Clean Water Act · Case PA-0005011_05052010 · May 5, 2010
$2,500
State Administrative Order of Consent
Clean Water Act · Case PA-0005011_12282004 · Dec 28, 2004
State Administrative Order of Consent
Clean Water Act · Case PA-N00000036 · Dec 28, 2004
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-PAD000621219-001 · Feb 15, 1991

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