EmissionsLookup
Non-Compliance TRI Reporter Clean Air Act

BASIN ELECTRIC POWER COOPERATIVE - LARAMIE RIVER STATION

Quick Summary

  • Released 2,591,028 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 $45,000 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
347 GRAYROCKS ROAD
WHEATLAND, WY 82201
View on map ↗
County
PLATTE County
Industry
Utilities
NAICS (North American Industry Classification)
221112
Inspections
6 · last Jul 23, 2025
Total Penalties
$45,000 · last Nov 15, 2024
Registry ID
110000468075

How This Compares

#2 of 64 TRI reporters in WY
#27 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.

8
Air (CAA)
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) -34% overall
Year Total Releases (lbs) vs Prior Year
2015 2,786,411
2016 2,535,481 -9%
2017 2,591,028 +2%
2018 2,530,268 -2%
2019 131,478 -95%
2020 2,636,785 +1905%
2021 1,960,989 -26%
2022 2,502,649 +28%
2023 3,546,857 +42%
2024 1,851,510 -48%

2024

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 1,537,588 9,078 1,528,510
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 60,915 60,915
Manganese compounds 49,246 619 48,627
Nickel compounds 37,363 345 37,018 ♦ Carcinogen
Zinc compounds 35,949 951 34,998
Zinc (fume or dust) 35,949 951 34,998
Copper compounds 34,620 907 33,713
Lead compounds 14,535 127 14,408
Chromium compounds (except for chromite ore mined in the Transvaal Region) 13,294 309 12,985
Hydrogen fluoride 13,056 13,056
Cobalt compounds 9,147 472 8,675 ♦ Carcinogen
Arsenic compounds 4,821 98 4,723 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,791 1,791
Vanadium compounds 1,254 1,254
Vanadium (except when contained in an alloy) 1,254 1,254
n-Hexane 393 393
Naphthalene 121 121 ♦ Carcinogen
Mercury compounds 110 80 30
1,2,4-Trimethylbenzene 97 97
Dioxin and dioxin-like compounds 7 7 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 3,058,704 9,961 3,048,743
Manganese compounds 88,319 633 87,686
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 85,256 85,256
Nickel compounds 71,202 369 70,833 ♦ Carcinogen
Zinc compounds 69,176 1,156 68,020
Copper compounds 66,852 1,096 65,756
Lead compounds 29,552 145 29,407
Chromium compounds (except for chromite ore mined in the Transvaal Region) 24,270 324 23,946
Hydrogen fluoride 17,782 17,782
Cobalt compounds 12,299 628 11,671 ♦ Carcinogen
Arsenic compounds 8,976 117 8,859 ♦ Carcinogen
Selenium compounds 6,821 37 6,784
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,438 2,438
Vanadium (except when contained in an alloy) 1,602 1,602
Vanadium compounds 1,602 1,602
Zinc (fume or dust) 1,096 1,096
n-Hexane 495 495
Mercury compounds 170 115 55
Naphthalene 139 139 ♦ Carcinogen
1,2,4-Trimethylbenzene 97 97
Dioxin and dioxin-like compounds 9 9 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,116,860 9,566 2,107,294
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 87,506 87,506
Manganese compounds 64,846 600 64,246
Nickel compounds 50,527 393 50,134 ♦ Carcinogen
Zinc compounds 48,865 1,151 47,714
Copper compounds 47,130 1,098 46,032
Lead compounds 20,207 143 20,064
Hydrogen fluoride 18,089 18,089
Chromium compounds (except for chromite ore mined in the Transvaal Region) 17,671 356 17,315
Cobalt compounds 12,110 637 11,473 ♦ Carcinogen
Arsenic compounds 6,463 117 6,346 ♦ Carcinogen
Selenium compounds 4,642 36 4,606
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,482 2,482
Vanadium (except when contained in an alloy) 1,604 1,604
Vanadium compounds 1,604 1,604
Zinc (fume or dust) 1,151 1,151
n-Hexane 502 502
Mercury compounds 149 109 40
Naphthalene 135 135 ♦ Carcinogen
1,2,4-Trimethylbenzene 97 97
Dioxin and dioxin-like compounds 9 9 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 1,602,931 8,935 1,593,996
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 72,220 72,220
Manganese compounds 64,509 581 63,928
Nickel compounds 43,981 415 43,566 ♦ Carcinogen
Zinc compounds 39,148 1,041 38,107
Copper compounds 36,617 1,037 35,580
Ammonia 30,737 30,410 327
Hydrogen fluoride 15,637 15,637
Chromium compounds (except for chromite ore mined in the Transvaal Region) 15,448 375 15,073
Lead compounds 15,035 132 14,903
Cobalt compounds 10,214 554 9,660 ♦ Carcinogen
Arsenic compounds 5,246 106 5,140 ♦ Carcinogen
Selenium compounds 3,482 33 3,449
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,145 2,145
Vanadium compounds 1,415 1,415
Vanadium (except when contained in an alloy) 1,415 1,415
n-Hexane 447 447
Naphthalene 138 138 ♦ Carcinogen
Mercury compounds 119 85 34
1,2,4-Trimethylbenzene 97 97
Dioxin and dioxin-like compounds 8 8 ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,208,279 9,450 2,198,829
Manganese compounds 76,203 627 75,576
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 70,565 70,565
Nickel compounds 56,065 336 55,729 ♦ Carcinogen
Zinc compounds 51,579 1,034 50,545
Copper compounds 48,749 958 47,791
Ammonia 31,658 31,658
Lead compounds 21,243 134 21,109
Chromium compounds (except for chromite ore mined in the Transvaal Region) 18,970 292 18,678
Hydrogen fluoride 14,694 14,694
Cobalt compounds 12,381 526 11,855 ♦ Carcinogen
Xylene (mixed isomers) 9,238 9,238
Arsenic compounds 6,693 106 6,587 ♦ Carcinogen
Selenium compounds 4,948 36 4,912
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,016 2,016
Vanadium (except when contained in an alloy) 1,373 1,373
Vanadium compounds 1,373 1,373
n-Hexane 427 427
Naphthalene 122 122 ♦ Carcinogen
Mercury compounds 104 61 43
1,2,4-Trimethylbenzene 97 97
Dioxin and dioxin-like compounds 8 8 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds 51,733 347 51,386 ♦ Carcinogen
Copper compounds 43,638 1,009 42,629
Lead compounds 18,396 137 18,259
Hydrogen fluoride 16,246 16,246
Vanadium compounds 1,465 1,465

2018

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,105,512 9,630 2,095,882
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 90,695 90,695
Manganese compounds 69,502 589 68,913
Nickel compounds 52,400 361 52,039 ♦ Carcinogen
Zinc compounds 48,921 1,247 47,674
Copper compounds 46,348 1,120 45,228
Lead compounds 20,405 146 20,259
Hydrogen fluoride 18,913 18,913
Chromium compounds (except for chromite ore mined in the Transvaal Region) 17,583 307 17,276
Toluene 12,849 12,849
Cobalt compounds 11,593 663 10,930 ♦ Carcinogen
Xylene (mixed isomers) 11,569 11,569
Arsenic compounds 6,272 119 6,153 ♦ Carcinogen
Selenium compounds 4,756 35 4,721
1,2,4-Trimethylbenzene 3,977 3,977
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,595 2,595
n-Hexane 2,075 2,075
Vanadium compounds 1,661 1,661
Vanadium (except when contained in an alloy) 1,661 1,661
Naphthalene 830 830 ♦ Carcinogen
Mercury compounds 141 101 40
Dioxin and dioxin-like compounds 10 10 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,109,532 6,512 2,103,020
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 85,446 85,446
Manganese compounds 75,022 331 74,691
Nickel compounds 54,678 313 54,365 ♦ Carcinogen
Aluminum (fume or dust) 54,000 54,000
Zinc compounds 49,621 1,199 48,422
Copper compounds 46,400 1,003 45,397
Lead compounds 20,472 115 20,357
Hydrogen fluoride 18,203 18,203
Chromium compounds (except for chromite ore mined in the Transvaal Region) 18,093 235 17,858
Toluene 13,319 13,319
Xylene (mixed isomers) 12,178 12,178
Cobalt compounds 11,684 622 11,062 ♦ Carcinogen
Arsenic compounds 6,309 100 6,209 ♦ Carcinogen
Selenium compounds 4,796 23 4,773
1,2,4-Trimethylbenzene 4,189 4,189
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,498 2,498
n-Hexane 2,139 2,139
Vanadium compounds 1,472 1,472
Naphthalene 859 859 ♦ Carcinogen
Mercury compounds 109 68 41
Dioxin and dioxin-like compounds 9 9 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,107,035 8,886 2,098,149
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 85,033 85,033
Manganese compounds 74,172 541 73,631
Nickel compounds 54,254 359 53,895 ♦ Carcinogen
Zinc compounds 49,500 1,284 48,216
Copper compounds 47,889 1,073 46,816
Lead compounds 20,443 138 20,305
Chromium compounds (except for chromite ore mined in the Transvaal Region) 18,029 296 17,733
Hydrogen fluoride 17,840 17,840
Xylene (mixed isomers) 13,564 13,564
Toluene 13,561 13,561
Cobalt compounds 11,645 624 11,021 ♦ Carcinogen
Arsenic compounds 6,303 114 6,189 ♦ Carcinogen
Selenium compounds 4,790 33 4,757
1,2,4-Trimethylbenzene 4,262 4,262
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,440 2,440
n-Hexane 2,158 2,158
Vanadium compounds 1,558 1,558
Naphthalene 873 873 ♦ Carcinogen
Mercury compounds 123 83 40
Dioxin and dioxin-like compounds 9 9 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,346,522 3,905 2,342,617 1
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 89,114 89,114
Manganese compounds 75,350 116 75,234
Zinc compounds 59,075 5,979 53,096
Nickel compounds 57,834 362 57,472 ♦ Carcinogen
Copper compounds 53,057 983 52,074
Lead compounds 22,744 109 22,635 0
Ammonia 19,779 19,746 33
Chromium compounds (except for chromite ore mined in the Transvaal Region) 19,380 239 19,141
Hydrogen fluoride 18,757 18,757
Cobalt compounds 12,833 647 12,186 ♦ Carcinogen
Arsenic compounds 6,969 104 6,865 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,574 2,574
Vanadium compounds 1,390 1,390
n-Hexane 515 515
Mercury compounds 255 212 44
Naphthalene 154 154 ♦ Carcinogen
1,2,4-Trimethylbenzene 98 98
Dioxin and dioxin-like compounds 10 10 ♦ 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.

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
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
KIMBALL, NE
Barium compounds (except for barium sulfate (CAS No. 7727-43-7))
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
KIMBALL, NE
Lead compounds
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
KIMBALL, NE
Chromium compounds (except for chromite ore mined in the Transvaal Region)
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
KIMBALL, NE
Nickel compounds

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 Open
caa HPV Jun 28, 2022 Jan 24, 2025 Resolved

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.

Administrative - Formal
· Case 08-1990-0302
Judicial
Clean Air Act · Case 3603437434 · Nov 15, 2024
$45,000
Notice of Violation
Clean Air Act · Case 3603437433 · Nov 29, 2022
Administrative - Formal
· Case 08-2018-0060 · Jul 31, 2018
$200,000
Administrative - Formal
Clean Air Act · Case 3601528455 · Jul 31, 2018
$200,000

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