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76 Results

Bijou 3471-2536 Comet 3470-3031 Clausen 30-34-70A Pad (F029752/A0018011)

Permit: P0040143
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Aug 29, 2025 05:00 PM (US/Mountain)
Russell 1NH, 3NH Pad (F032015/A0018164)

Permit: P0040177
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Aug 29, 2025 05:00 PM (US/Mountain)
Cascade Fed 3873-2734 3FH (F031110/A0018091)

Permit: P0040178
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Aug 29, 2025 05:00 PM (US/Mountain)
Antelope Butte PAD (F032166/A0018229)

Permit: P0040159
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Aug 29, 2025 05:00 PM (US/Mountain)
Forbes Pit (F031016/A0018154)

Permit: P0040097
- Type: Permit
- County: Sheridan
- Status: Open for Comment
- Division: Air Quality
Due: Aug 29, 2025 05:00 PM (US/Mountain)
UIC Draft Permit: Maverick, (Green River) Convenience Store, Class V, 2024-0144 v1.0

Permit: 2024-0144 V.1.0
- Type: Permit
- County: Sweetwater
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Categorical Exclusion Determination (CATEX), Aspens-Pines Water & Sewer District Wastewater Upgrades

Permit: NA
- Type: Special Project
- County: Teton
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Mobile Engine Fleet (F031088/A0017383)

Permit: P0040099
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Categorical Exclusion Determination, Town of Clearmont, WY, Water Main Replacement-Phase 1 Meade Ave
- Type: Special Project
- County: Sheridan
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Categorical Exclusion Determination, Town of Pine Bluffs, WY, Sewage Treatment, Lagoons Upgrades
- Type: Special Project
- County: Laramie
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Curry Rail Services - Shoshoni Plant (F032184/A0018178)

Permit: P0040121
- Type: Permit
- County: Fremont
- Status: Open for Comment
- Division: Air Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Pole Creek 23 SWSE PAD (F028828/A0018175)

Permit: P0040108
- Type: Permit
- County: Laramie
- Status: Open for Comment
- Division: Air Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Longhorn-Spartan Pad (F032256/A0018256)

Permit: P0040184
- Type: Permit
- County: Campbell
- Status: Open for Comment
- Division: Air Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
Categorical Exclusion Determination (CATEX), Riverton Lead Service Line Investigation & Replace
- Type: Special Project
- County: Fremont
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 05:00 PM (US/Mountain)
UIC Draft Permit Renewal: Chaparral Gardens Mobile Home Park, Class V, 2007-0044 v2.0

Permit: 2007-0044
- Type: Permit
- County: Park
- Status: Open for Comment
- Division: Water Quality
Due: Sep 02, 2025 11:59 PM (US/Mountain)
Draft Renewal Operating Permit for Thunder Creek Gas Services, LLC, Leavitt Compressor Station

Permit: P0035803
- Type: Permit
- County: Campbell
- Status: Open for Comment
- Division: Air Quality
Due: Sep 04, 2025 05:00 PM (US/Mountain)
Proposed Discharge of Dredged or Fill Material to the North Platte River (Pick Bridge Boat Ramp)
- Type: Permit
- County: Carbon
- Status: Open for Comment
- Division: Water Quality
Due: Sep 04, 2025 05:00 PM (US/Mountain)
Proposed Discharge of Dredged or Fill Material to the North Platte River (Sanger Boat Ramp)
- Type: Permit
- County: Carbon
- Status: Open for Comment
- Division: Water Quality
Due: Sep 04, 2025 05:00 PM (US/Mountain)
UIC Draft Permit: The Shire Subdivision, Class V, 2017-0103 v2.0

Permit: 2017-0103
- Type: Permit
- County: Lincoln
- Status: Open for Comment
- Division: Water Quality
Due: Sep 05, 2025 05:00 PM (US/Mountain)
Echinus Jet Sawmill 3471 -7 Well Pad (F031185/A0018166)

Permit: P0040181
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 05, 2025 05:00 PM (US/Mountain)
Ogalalla Fed 4075-1102 1SH (F030991/A0018059)

Permit: P0040182
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 05, 2025 05:00 PM (US/Mountain)
Draft UIC Permit: Wilson Homestead Trust, 2014-0114 v1.0

Permit: 2024-0114 v1.0
- Type: Permit
- County: Teton
- Status: Open for Comment
- Division: Water Quality
Due: Sep 05, 2025 05:00 PM (US/Mountain)
Bond Release Application - Eagle Specialty Materials LLC, PT0214, TFN 7 5/259

Permit: PT0214
- Type: Permit
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 07, 2025 05:00 PM (US/Mountain)
Draft Renewal Operating Permit for Basin Electric Power Cooperative Hartzog Generation Station

Permit: P0036889
- Type: Permit
- County: Campbell
- Status: Open for Comment
- Division: Air Quality
Due: Sep 08, 2025 05:00 PM (US/Mountain)
2024 PM2.5 Exceptional Event Demonstration
- Type: Special Project
- County: Campbell
- Status: Open for Comment
- Division: Air Quality
Due: Sep 12, 2025 05:00 PM (US/Mountain)
Categorical Exclusion Determination (CATEX) Casper/Natrona County Airport
- Type: N/A
- County: Natrona
- Status: Open for Comment
- Division: Water Quality
Due: Sep 12, 2025 05:00 PM (US/Mountain)
Permit Amendment Application - WE Soda Wyoming LP, PT0335, TFN 7 4/061

Permit: PT0335
- Type: Permit
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 13, 2025 05:00 PM (US/Mountain)
Notice of Intent to Adopt Rules - Environmental Quality Council, Coal Chapter 12, Docket #25-4101
- Type: Rulemaking
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 15, 2025 05:00 PM (US/Mountain)
Draft Renewal Operating Permit Wyoming Interstate Company, L.L.C., Baxter Compressor Station

Permit: P0036240
- Type: Permit
- County: Sweetwater
- Status: Open for Comment
- Division: Air Quality
Due: Sep 15, 2025 05:00 PM (US/Mountain)
Draft Renewal Operating Permit Basin Electric Power Cooperative, Arvada Generation Station

Permit: P0036472
- Type: Permit
- County: Campbell
- Status: Open for Comment
- Division: Air Quality
Due: Sep 15, 2025 05:00 PM (US/Mountain)
Draft WYPDES Permit: Burnett Land and Livestock LTD, WY0039209

Permit: WY0039209
- Type: Permit
- County: Laramie
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Griemsman Livestock, Griemsman Feedlot, WY0095591

Permit: WY0095591
- Type: Permit
- County: Washakie
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Kemmerer Operations, Kemmerer Mine, WY0000051

Permit: WY0000051
- Type: Permit
- County: Laramie
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Contango Resources, Meadow Creek Battery Facilities , WY0000868

Permit: WY0000868
- Type: Permit
- County: Johnson
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Arizona)
Draft WYPDES Permit: Town of Kaycee, Kaycee WWTF, WY0021733

Permit: WY0021733
- Type: Permit
- County: Johnson
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Town of Lovell, Lovell Wastewater Lagoons, WY0020061

Permit: WY0020061
- Type: Permit
- County: Big Horn
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Town of Ranchester, Ranchester Wastewater Lagoons, WY0022161

Permit: WY0022161
- Type: Permit
- County: Sheridan
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Summit Gas Resources, Fence Creek Phase IV, WY0094757
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Summit Gas Resources, Cabin Creek POD River Discharge, WY0096903
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Lee Washburn, Government Olds#1, WY0027081
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit Modification: General Permit, WYDF10000
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Draft WYPDES Permit: Summit Gas Resources, Cabin Creek Fee, WY0055204
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Water Quality
Due: Sep 15, 2025 11:59 PM (US/Mountain)
Land Quality Division Advisory Board Meeting - September 18, 2025 10:00 a.m.
- Type: Rulemaking
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 17, 2025 05:00 PM (US/Mountain)
Water and Waste Advisory Board Meeting
- Type: Rulemaking
- County: Statewide
- Status: Open for Comment
- Division: Solid & Hazardous Waste
Due: Sep 21, 2025 05:00 PM (US/Mountain)
SHWD 10.396 Moorcroft Landfill Closure Application Technically Adequate

Permit: 10.396
- Type: Permit
- County: Crook
- Status: Open for Comment
- Division: Solid & Hazardous Waste
Due: Sep 22, 2025 05:00 PM (US/Mountain)
Draft UIC Permit Renewal, Star Valley Trailer Court Class V, UIC -2012-0030v2.0
- Type: Permit
- County: Lincoln
- Status: Open for Comment
- Division: Water Quality
Due: Sep 22, 2025 05:00 PM (US/Mountain)
Sisecam Wyoming LLC June 10, 2021, and August 6, 2021, Air Quality Division Exceptional Event Demonstration
- Type: Permit
- County: Sweetwater
- Status: Open for Comment
- Division: Air Quality
Due: Sep 24, 2025 05:00 PM (US/Mountain)
Bond Release Application - Cordero Rojo Mine, PT0237, TFN 7 4/272

Permit: PT0237
- Type: Permit
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 25, 2025 05:00 PM (US/Mountain)
Draft Renewal Operating Permit for Thunder Creek Gas Services, PRCC Compressor Station

Permit: P0037920
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Fairway Compressor Station and Water Transfer Facility (F026209/A0018094)

Permit: P0040046
- Type: Permit
- County: Laramie
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Duck Creek Fed 3773-3229 3NH, Tupelo Fed 3673-0517 3NH (F032167/A0018330)

Permit: P0040252
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Citra Fed & Jenny State 3773 Pad (F030986/A0018083)

Permit: P0040253
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Duck Creek Fed 3773-3229 1NH2NH Tupelo Fed 1NH (F031008/A0018343)

Permit: P0040246
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Birdshot 1MH, 1NH - Newcastle 1NHR PAD (F031315/A0018294)

Permit: P0040254
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Birdshot Fed 2,3NH/ Newcastle Fed 3,4NH PAD (F031316/A0018296)

Permit: P0040255
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Converse County Transloading Facility (F027146/A0018136)

Permit: P0040185
- Type: Permit
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Harley (F030764/A0018269)

Permit: P0040244
- Type: N/A
- County: Converse
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Fletcher/Terhune (F015720/A0018000)

Permit: P0040025
- Type: Permit
- County: Johnson
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 05:00 PM (US/Mountain)
Draft Modified Operating Permit, Church & Dwight Inc., Green River Sodium Products Plant

Permit: P0037318
- Type: Permit
- County: Sweetwater
- Status: Open for Comment
- Division: Air Quality
Due: Sep 26, 2025 11:00 PM (US/Mountain)
Permit Amendment Application - Black Hills Bentonite LLC, PT0745, TFN 7 2/087

Permit: PT0745
- Type: Permit
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Sep 27, 2025 05:00 PM (US/Mountain)
GRB 307-36H & GRB 255-36 PAD (formerly GRB 255-36) (F019820/A0017902)

Permit: P0040171
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
GRB 179-36 PAD (F003853/A0017570)

Permit: P0040193
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Antelope 1-16 (F019832/A0017315)

Permit: P0040194
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Jonah Federal 13-7 Central Facility (F007255/A0018310)

Permit: P0040212
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
ELB 118-28H (F022593/A0017566)

Permit: P0040173
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
GRB 296-11H & GRB 282-11 PAD (F021143/A0017873)

Permit: P0040187
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Warbonnet 3-10 (F017966/A0018092)

Permit: P0040179
- Type: Permit
- County: Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Draft UIC Permit: Camp Bethel, Class V, 2022-0103v1.1

Permit: 2022-0103 v1.1
- Type: Permit
- County: Big Horn
- Status: Open for Comment
- Division: Water Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Perino Mine (F032254/A0018235)

Permit: P0040205
- Type: Permit
- County: Weston
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Joy Bell/Open Ridge Mine (F032255/A0018243)

Permit: P0040174
- Type: Permit
- County: Crook
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Oregon Basin Battery 1 North (F025006/A0018392)

Permit: P0040257
- Type: Permit
- County: Park
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Burch (F032253/A0018237)

Permit: P0040227
- Type: Permit
- County: Johnson
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
Burch (F032253/A0018239)

Permit: P0040228
- Type: Permit
- County: Johnson
- Status: Open for Comment
- Division: Air Quality
Due: Sep 29, 2025 05:00 PM (US/Mountain)
License Amendment Application - Lost Creek ISR LLC, WYSUA 1598, TFN 7 2/244
- Type: N/A
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Oct 07, 2025 05:00 PM (US/Mountain)
Bond Release Application - Black Butte Coal Co., PT0467, TFN 7 4/275

Permit: PT0467
- Type: Permit
- County: N/A
- Status: Open for Comment
- Division: Land Quality
Due: Oct 20, 2025 05:00 PM (US/Mountain)
UGRB Ozone Nonattainment Area Request for Redesignation - Public Input
- Type: N/A
- County: Sweetwater, Lincoln, Sublette
- Status: Open for Comment
- Division: Air Quality
Due: Dec 31, 2026 11:59 PM (US/Mountain)

Bijou 3471-2536 Comet 3470-3031 Clausen 30-34-70A Pad (F029752/A0018011)

Permit: P0040143

Russell 1NH, 3NH Pad (F032015/A0018164)

Permit: P0040177

Cascade Fed 3873-2734 3FH (F031110/A0018091)

Permit: P0040178

Antelope Butte PAD (F032166/A0018229)

Permit: P0040159

Forbes Pit (F031016/A0018154)

Permit: P0040097

UIC Draft Permit: Maverick, (Green River) Convenience Store, Class V, 2024-0144 v1.0

Permit: 2024-0144 V.1.0

Categorical Exclusion Determination (CATEX), Aspens-Pines Water & Sewer District Wastewater Upgrades

Permit: NA

Mobile Engine Fleet (F031088/A0017383)

Permit: P0040099

Categorical Exclusion Determination, Town of Clearmont, WY, Water Main Replacement-Phase 1 Meade Ave

Categorical Exclusion Determination, Town of Pine Bluffs, WY, Sewage Treatment, Lagoons Upgrades

Curry Rail Services - Shoshoni Plant (F032184/A0018178)

Permit: P0040121

Pole Creek 23 SWSE PAD (F028828/A0018175)

Permit: P0040108

Longhorn-Spartan Pad (F032256/A0018256)

Permit: P0040184

Categorical Exclusion Determination (CATEX), Riverton Lead Service Line Investigation & Replace

UIC Draft Permit Renewal: Chaparral Gardens Mobile Home Park, Class V, 2007-0044 v2.0

Permit: 2007-0044

Draft Renewal Operating Permit for Thunder Creek Gas Services, LLC, Leavitt Compressor Station

Permit: P0035803

Proposed Discharge of Dredged or Fill Material to the North Platte River (Pick Bridge Boat Ramp)

Proposed Discharge of Dredged or Fill Material to the North Platte River (Sanger Boat Ramp)

UIC Draft Permit: The Shire Subdivision, Class V, 2017-0103 v2.0

Permit: 2017-0103

Echinus Jet Sawmill 3471 -7 Well Pad (F031185/A0018166)

Permit: P0040181

Ogalalla Fed 4075-1102 1SH (F030991/A0018059)

Permit: P0040182

Draft UIC Permit: Wilson Homestead Trust, 2014-0114 v1.0

Permit: 2024-0114 v1.0

Bond Release Application - Eagle Specialty Materials LLC, PT0214, TFN 7 5/259

Permit: PT0214

Draft Renewal Operating Permit for Basin Electric Power Cooperative Hartzog Generation Station

Permit: P0036889

2024 PM2.5 Exceptional Event Demonstration

Categorical Exclusion Determination (CATEX) Casper/Natrona County Airport

Permit Amendment Application - WE Soda Wyoming LP, PT0335, TFN 7 4/061

Permit: PT0335

Notice of Intent to Adopt Rules - Environmental Quality Council, Coal Chapter 12, Docket #25-4101

Draft Renewal Operating Permit Wyoming Interstate Company, L.L.C., Baxter Compressor Station

Permit: P0036240

Draft Renewal Operating Permit Basin Electric Power Cooperative, Arvada Generation Station

Permit: P0036472

Draft WYPDES Permit: Burnett Land and Livestock LTD, WY0039209

Permit: WY0039209

Draft WYPDES Permit: Griemsman Livestock, Griemsman Feedlot, WY0095591

Permit: WY0095591

Draft WYPDES Permit: Kemmerer Operations, Kemmerer Mine, WY0000051

Permit: WY0000051

Draft WYPDES Permit: Contango Resources, Meadow Creek Battery Facilities , WY0000868

Permit: WY0000868

Draft WYPDES Permit: Town of Kaycee, Kaycee WWTF, WY0021733

Permit: WY0021733

Draft WYPDES Permit: Town of Lovell, Lovell Wastewater Lagoons, WY0020061

Permit: WY0020061

Draft WYPDES Permit: Town of Ranchester, Ranchester Wastewater Lagoons, WY0022161

Permit: WY0022161

Draft WYPDES Permit: Summit Gas Resources, Fence Creek Phase IV, WY0094757

Draft WYPDES Permit: Summit Gas Resources, Cabin Creek POD River Discharge, WY0096903

Draft WYPDES Permit: Lee Washburn, Government Olds#1, WY0027081

Draft WYPDES Permit Modification: General Permit, WYDF10000

Draft WYPDES Permit: Summit Gas Resources, Cabin Creek Fee, WY0055204

Land Quality Division Advisory Board Meeting - September 18, 2025 10:00 a.m.

Water and Waste Advisory Board Meeting

SHWD 10.396 Moorcroft Landfill Closure Application Technically Adequate

Permit: 10.396

Draft UIC Permit Renewal, Star Valley Trailer Court Class V, UIC -2012-0030v2.0

Sisecam Wyoming LLC June 10, 2021, and August 6, 2021, Air Quality Division Exceptional Event Demonstration

Bond Release Application - Cordero Rojo Mine, PT0237, TFN 7 4/272

Permit: PT0237

Draft Renewal Operating Permit for Thunder Creek Gas Services, PRCC Compressor Station