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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