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Public Notices

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  • AML
  • Air Quality IMPACT Updates
  • Air Quality Monitoring Program
  • Air Quality New Source Review
  • Air Quality Rule Development
  • Air Quality Title V
  • Air Quality Winter Ozone
  • Class VI Wells Carbon Capture
  • Federal Facilities and Formerly Used Defense Sites
  • Harmful Cyanobacterial Blooms
  • Hazardous Waste
  • Hoback Junction Area Investigation
  • Industrial Siting
  • Know Your Well
  • Land Quality
  • Madison Well Field Project
  • Pavillion Palatability Study
  • Solid Waste
  • Storage Tank Program
  • Voluntary Remediation Program/Brownfields/Orphan Sites
  • WATER - General Water Quality Updates
  • WATER - Non Point Source Pollution Program
  • WATER - State Revolving Fund
  • WATER - TMDL
  • WATER - Underground Injection Control
  • WATER - WYPDES
  • Willwood Dam Work Groups
  • Wyoming Nutrient Work Group
  • DEQ Grants
Wyoming Abandoned Mine Land Division Awarded Again for Their Work
Abandoned Mine Land
OSMRE presents Wyoming with the Abandoned Mine Land Reclamation Award for the Western States and Tribes Region
Abandoned Mine Land
Intern Creates Native Plant Project StoryMap for the Wyoming Department of Environmental Quality Abandoned Mine Land Division
Abandoned Mine Land
Wyoming DEQ Land Quality Division Administrator Testifies Before U.S. House Natural Resource Committee Subcommittee
Abandoned Mine Land
Wyoming Department of Environmental Quality AML Administrator, testifies before the U.S. Committee on Energy and Natural Resources
Abandoned Mine Land
DEQ-AML Administrator Elected as Officer
Abandoned Mine Land
Department of Environmental Quality Presents Native Plant Project National Awards
Abandoned Mine Land
Wyoming Department of Environmental/Abandoned Mine Land Division to Host Seeding Specialist Certification and Training
Abandoned Mine Land
DEQ’s AML Staff Work to Improve Safety Throughout Hanna
Abandoned Mine Land
Over 3,000 Sagebrush Seedlings Planted this year.
Abandoned Mine Land
Wyoming DEQ Earns Abandoned Mine Land Reclamation Award 
Abandoned Mine Land
Now Available! State of the Environment Podcast, Episode 5 - All Things Air Quality
AIR IMPACT Updates - Recent Updates
"Other Test Method" Developed by DEQ Now Published by EPA
AIR IMPACT Updates - Recent Updates
DEQ to celebrate Air Quality Awareness Week
AIR IMPACT Updates - Recent Updates
Open House date for DEQ's mobile air quality monitor in Lysite
AIR Air Monitoring Program - Recent Updates
PLEASE NOTE: LYSITE MOBILE STATION OPEN HOUSE TO BE RESCHEDULED
AIR Air Monitoring Program - Recent Updates
The DEQ adds mobile air quality monitor to Lysite
AIR Air Monitoring Program - Recent Updates
Now Available! State of the Environment Podcast, Episode 5 - All Things Air Quality
AIR Air Monitoring Program - Recent Updates
CORRECTED: DEQ adds mobile air quality monitor in Rock Springs
AIR Air Monitoring Program - Recent Updates
DEQ adds mobile air quality monitor in Rock Springs
AIR Air Monitoring Program - Recent Updates
DEQ Presents at NASA's HAQAST Meeting at MIT
AIR Air Monitoring Program - Recent Updates
DEQ adds mobile air quality monitor in Sheridan County
AIR Air Monitoring Program - Recent Updates
Public Notice: Annual Monitoring Network Plan
AIR Air Monitoring Program - Recent Updates
DEQ celebrates Air Quality Awareness Week
AIR Air Monitoring Program - Recent Updates
PM10 High Wind Mitigation Plan Released for Public Comment
AIR Air Monitoring Program - Recent Updates
"Other Test Method" Developed by DEQ Now Published by EPA
AIR Air Monitoring Program - Recent Updates
The Department of Environmental Quality Hosts Two Open Houses for the Public
AIR Air Monitoring Program - Recent Updates
DEQ to Hold Open House for Harriman Road Ambient Air Monitoring Station
AIR Air Monitoring Program - Recent Updates
DEQ to Hold Ambient Air Monitoring Station Open House
AIR Air Monitoring Program - Recent Updates
2023 Air Quality Division Monitoring Network Plan Released for Public Comment
AIR Air Monitoring Program - Recent Updates
DEQ to celebrate Air Quality Awareness Week
AIR Air Monitoring Program - Recent Updates
DEQ Deploys BAM Trailer for Air Quality Monitor in Laramie County
AIR Air Monitoring Program - Recent Updates
DEQ Adds Mobile Air Quality Monitor in Laramie County
AIR Air Monitoring Program - Recent Updates
2021 Air Monitoring Network Plan released for public comment
AIR Air Monitoring Program - Recent Updates
Wyoming DEQ releases the 5-year Air Monitoring Network Assessment for public comment
AIR Air Monitoring Program - Recent Updates
Public Notices: Jonah Energy LLC (F013292/A0017882)
Air Quality New Source Review - Recent Updates
Public Notices: Kaiser-Francis Oil Company (F032068/A0017698)
Air Quality New Source Review - Recent Updates
Public Notices: PureWest Resources Inc. (F014620/A0017522), (F015508/A0016655), (F032116/A0017515), (F016174/A0012397), (F032153/A0017693), (F005890/A0017667), (F022940/A0017750)
Air Quality New Source Review - Recent Updates
Public Notices: Finley Resources Inc. (F032173/A0017805)
Air Quality New Source Review - Recent Updates
Public Notices: Continental Resources Incorporated (F030719/A0017749)
Air Quality New Source Review - Recent Updates
Public Notices: Powder River Basin Industrial Complex, LLC (F027146/A0017796)
Air Quality New Source Review - Recent Updates
Public Notices: Continental Resources Incorporated (F032064/A0017739) (F029584/A0017757), (F030836/A0017655)
Air Quality New Source Review - Recent Updates
Public Notices: PureWest Resources Inc. (F016653/A0017003)
Air Quality New Source Review - Recent Updates
Public Notices: Devon Energy Production Company, L.P. (F032179/A0017864)
Air Quality New Source Review - Recent Updates
Public Notices: Impact Exploration and Production, LLC (F026267/A0017758), (F031163/A0017695)
Air Quality New Source Review - Recent Updates
Public Notices: Anschutz Exploration Corporation (F029885/A0017777)
Air Quality New Source Review - Recent Updates
Public Notices: Twin Eagle Terminals and Logistics, LLC (F031294/A0017784)
Air Quality New Source Review - Recent Updates
Public Notices: Kemmerer Operations, LLC (F026358/A0017699)
Air Quality New Source Review - Recent Updates
Public Notices: Mountain Construction Company (F010391/A0017661)
Air Quality New Source Review - Recent Updates
Public Notices: Wexpro Company (F032169/A0017792), (F032170/A0017821)
Air Quality New Source Review - Recent Updates
Public Notices: Anschutz Exploration Corporation (F031298/A0017734)
Air Quality New Source Review - Recent Updates
Public Notices: ONEOK Elk Creek Pipeline, L.L.C. (F031203/A0017828)
Air Quality New Source Review - Recent Updates
Public Notices: Jonah Energy LLC (F023018/A0017717)
Air Quality New Source Review - Recent Updates
Public Notices: ONEOK Elk Creek Pipeline, L.L.C. (F031215/A0017827)
Air Quality New Source Review - Recent Updates
Public Notices: Bridger Pipeline, LLC (F032155/A0017643)
Air Quality New Source Review - Recent Updates
Public Notices: PureWest Resources Inc. (F014497/A0016974), (F016463/A0017071), (F015450/A0016774)
Air Quality New Source Review - Recent Updates
Public Notices: Continental Resources Incorporated (F031323/A0017715)
Air Quality New Source Review - Recent Updates
Public Notices: Bison Operating LLC (F027209/A0017552)
Air Quality New Source Review - Recent Updates
Public Notices: Finley Resources Inc. (F032173/A0017805)
Air Quality New Source Review - Recent Updates
Public Notices: Plains Pipeline, LP (F019109/A0017747)
Air Quality New Source Review - Recent Updates
April 17, 2025 Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
Notice of Final Adoption for R-37 Rulemaking
AIR Quality Rule Development - Recent Updates
Now Available! State of the Environment Podcast, Episode 5 - All Things Air Quality
AIR Quality Rule Development - Recent Updates
WDEQ Public Engagement Session for Upper Green River Basin Request for Redesignation to Attainment and Maintenance Plan
AIR Quality Rule Development - Recent Updates
WDEQ - Air Quality Division: Meaningful Engagement Sessions for Oil and Gas Methane Rule - OOOOc
AIR Quality Rule Development - Recent Updates
WDEQ - Air Quality Division: Virtual Meaningful Engagement Session for Oil and Gas Methane Rule - OOOOc
AIR Quality Rule Development - Recent Updates
Wyoming Department of Environmental Quality - Air Quality Division: Meaningful Engagement Sessions for Oil and Gas Methane Rule - OOOOc
AIR Quality Rule Development - Recent Updates
Wyoming Department of Environmental Quality - Air Quality Division: Meaningful Engagement Session for Oil and Gas Methane Rule - OOOOc
AIR Quality Rule Development - Recent Updates
Wyoming Environmental Quality Council Public Hearing - Proposed Air Quality Rules (R-37)
AIR Quality Rule Development - Recent Updates
Wyoming Air Quality Advisory Board Meeting (7/23/24)
AIR Quality Rule Development - Recent Updates
The Wyoming Department of Environmental Quality – Air Quality Division issues Oil and Gas Emergency Rulemaking
AIR Quality Rule Development - Recent Updates
Notice of Final Adoption for R-35 Rulemaking
AIR Quality Rule Development - Recent Updates
DEQ Air Quality Division: Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
Corrected Zoom link: DEQ Air Quality Division: Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
DEQ Air Quality Division: Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
Wyoming Environmental Quality Council Public Hearing - Proposed Air Quality Rules
AIR Quality Rule Development - Recent Updates
DEQ's Air Quality Division Tool Receives National Award
AIR Quality Rule Development - Recent Updates
Wyoming Environmental Quality Council Public Hearing - Proposed Air Quality Rules
AIR Quality Rule Development - Recent Updates
"Other Test Method" Developed by DEQ Now Published by EPA
AIR Quality Rule Development - Recent Updates
Updated link: Wyoming Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
Wyoming Air Quality Advisory Board Meeting
AIR Quality Rule Development - Recent Updates
DEQ to celebrate Air Quality Awareness Week
AIR Quality Rule Development - Recent Updates
Now Available! State of the Environment Podcast, Episode 5 - All Things Air Quality
Air Title V - Recent Updates
Title V Draft Permit - Mountain Cement Co., Laramie Cement Plant
Air Title V - Recent Updates
Title V Draft Permit - Wyoming Refining, Newcastle Refinery
Air Title V - Recent Updates
Title V Draft - Banner Health, Hospital Waste Incinerator
Air Title V - Recent Updates
Title V Draft Permit - Campbell County - Campbell County Landfill No. 2
Air Title V - Recent Updates
The Wyoming Department of Environmental Quality – Air Quality Division issues Oil and Gas Emergency Rulemaking
Air Title V - Recent Updates
Bentonite Performance Minerals, LLC - Lovell Grinding Plant
Air Title V - Recent Updates
PM10 High Wind Mitigation Plan Released for Public Comment
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
Title V Draft Permit
Air Title V - Recent Updates
The Wyoming DEQ Begins Redesignation Process
AIR Air Quality Winter Ozone - Recent Updates
Now Available! State of the Environment Podcast, Episode 5 - All Things Air Quality
AIR Air Quality Winter Ozone - Recent Updates
WDEQ Public Engagement Session for Upper Green River Basin Request for Redesignation to Attainment and Maintenance Plan
AIR Air Quality Winter Ozone - Recent Updates
The Wyoming Department of Environmental Quality – Air Quality Division issues Oil and Gas Emergency Rulemaking
AIR Air Quality Winter Ozone - Recent Updates
DEQ's Air Quality Division Tool Receives National Award
AIR Air Quality Winter Ozone - Recent Updates
DEQ to celebrate Air Quality Awareness Week
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for April 15-17, 2023
AIR Air Quality Winter Ozone - Recent Updates
Extension to UGRB Ozone Outlook: April 9-12, 2023
AIR Air Quality Winter Ozone - Recent Updates
Ozone Action Day Issued for Tuesday, April 11, 2023
AIR Air Quality Winter Ozone - Recent Updates
Ozone Action Day Issued for Monday, April 10, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for April 9-11, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for April 6-8, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for March 27-29, 2023
AIR Air Quality Winter Ozone - Recent Updates
Ozone Action Day Issued for Sunday, March 19, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for March 17-21, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for March 12-14, 2023
AIR Air Quality Winter Ozone - Recent Updates
Ozone Action Day Issued for Wednesday, March 8, 2023
AIR Air Quality Winter Ozone - Recent Updates
Ozone Action Day Issued for Tuesday, March 7, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for March 7-10, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for February 16-18, 2023
AIR Air Quality Winter Ozone - Recent Updates
UGRB Ozone Outlook for February 10-12, 2023
AIR Air Quality Winter Ozone - Recent Updates
2021 Winter Ozone Season Recap Video
AIR Air Quality Winter Ozone - Recent Updates
2021 Winter Ozone Season concludes
AIR Air Quality Winter Ozone - Recent Updates
DEQ Enhances Efforts, Outreach for 2021 Winter Ozone Season
AIR Air Quality Winter Ozone - Recent Updates
CORRECTION: Informational Meeting and Hearing August 7, 2024 Beginning at 5:00 pm
Class VI Wells Carbon Capture - Recent Updates
UIC Class VI Program - Permit Application Revisions
Class VI Wells Carbon Capture - Recent Updates
Wyoming grants its first three Class VI permits
Class VI Wells Carbon Capture - Recent Updates
DEQ Lily Barkau Participates on Panel at New York Climate Week Event
Class VI Wells Carbon Capture - Recent Updates
DEQ's Lily Barkau Selected for National Task Force
Class VI Wells Carbon Capture - Recent Updates
Update to WDEQ Class VI Website and Permit Application
Class VI Wells Carbon Capture - Recent Updates
Wyoming Department of Environmental Quality Class VI Wells Carbon Capture Update
Class VI Wells Carbon Capture - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories - Little Soda Lake
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
Risks Associated with Harmful Cyanobacterial Blooms (HCBs) Continue Despite Cooler Temperatures
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
This Labor Day Weekend - Be Aware of HCBs
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisories
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisory
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisory
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisory
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisory
Harmful Cyanobacterial Blooms - Recent Updates
New Harmful Cyanobacterial Bloom (HCB) Recreational Use Advisory
Harmful Cyanobacterial Blooms - Recent Updates
Public Notice: The Department of Environmental Quality (DEQ) Solid Waste Permitting and Corrective Action Program to Host Free Webinars
Hazardous Waste - Recent Updates
The Executive Committee and Executive Director of the Association of State and Territorial Solid Waste Management Official Comes to Cheyenne
Hazardous Waste - Recent Updates
Wyoming DEQ’s Suzanne Engels Begins Her Presidency with ASTSWMO
Hazardous Waste - Recent Updates
Public Notice: HAZARDOUS WASTE MANAGEMENT PERMIT FORMER YELLOWSTONE CODY REFINERY CODY, WYOMING
Hazardous Waste - Recent Updates
Public Notice: Investigation of Elevated Nitrates in the Hoback Junction Area, Teton County, Wyoming
Hoback Junction Area Investigation
Public Notice Review of Request to Amend WDEQ Industrial Siting Permit for the Cowboy Solar Project; DEQ/ISC 23-03
Industrial Siting - Recent Updates
Public Notice Review of Request to Amend WDEQ Industrial Siting Permit for the Kemmerer Power Station Unit 1 Project; DEQ/ISC 24-03
Industrial Siting - Recent Updates
PUBLIC NOTICE OF ORDER AND ADDITIONAL INFORMATION RELATED TO A REQUEST TO AMEND WDEQ INDUSTRIAL SITING PERMIT FOR THE LINCOLN SOLAR I PROJECT; DEQ/ISC 20-10
Industrial Siting - Recent Updates
Public Notice Permit Amended for WDEQ Industrial Siting Permit for the Project West Solution and Soda Ash Plant; DEQ/ISC 23-02
Industrial Siting - Recent Updates
Public Notice of Permit Approval for the Kemmerer Power Station Unit 1 Project
Industrial Siting - Recent Updates
UPDATED PUBLIC NOTICE EXTENSION OF PUBLIC COMMENT PERIOD FOR THE REQUEST TO AMEND WDEQ INDUSTRIAL SITING PERMIT FOR THE PROJECT WEST SOLUTION AND SODA ASH PLANT PROJECT; DEQ/ISC 23-02
Industrial Siting - Recent Updates
UPDATED PUBLIC NOTICE Public Notice of Request to Amend WDEQ Industrial Siting Permit for the Lincoln Solar Project; DEQ/ISC 20-10
Industrial Siting - Recent Updates
UPDATED THE INDUSTRIAL SITING COUNCIL FIRST QUARTER MEETING 2025
Industrial Siting - Recent Updates
THE INDUSTRIAL SITING COUNCIL FIRST QUARTER MEETING 2025
Industrial Siting - Recent Updates
Wyoming Industrial Siting Council Fourth Quarter Meeting
Industrial Siting - Recent Updates
Public Notice of Application for Permit for the Kemmerer Power Station Unit I Before the Wyoming Industrial Siting Council - Docket Number DEQ/ISC 24-03
Industrial Siting - Recent Updates
Reminder Today: Permit Hearing For The Industrial Permit Hearing For Settler Wind Farm Project – DEQ/ISC 23-04
Industrial Siting - Recent Updates
Public Notice: Wyoming Industrial Siting Council Third Quarter Meeting
Industrial Siting - Recent Updates
Public Notice Notice of Application for Permit for the Dry Creek Trona Project Before the Wyoming Industrial Siting Council - Docket Number DEQ/ISC 20-08
Industrial Siting - Recent Updates
Public Notice: Notice of Request for a Permit and Hearing Before the Wyoming Industrial Siting Council Dutchman Renewable Power Project, DEQ/ISC 22-11
Industrial Siting - Recent Updates
The State of the Environment – Episode 3 Now Available
Industrial Siting - Recent Updates
Notice of Request for a Permit and Hearing Filing Information Before the Wyoming Industrial Siting Council Docket Number DEQ/ISC 23-04
Industrial Siting - Recent Updates
Public Notice Notice of Special Meeting of the Wyoming Industrial Siting Council Docket Number DEQ/ISC 20-09
Industrial Siting - Recent Updates
Public Notice of Permit Approval: Cowboy Solar I & II Project
Industrial Siting - Recent Updates
Public Notice of Second Quarterly Meeting of the Wyoming Industrial Siting Council
Industrial Siting - Recent Updates
Reminder Today: In Person and Virtual Attendance at Pre-Hearing Conference Council Docket Number DEQ/ISC 23-02
Industrial Siting - Recent Updates
Public Notice: In Person and Virtual Attendance at Pre-Hearing Conference Council Docket Number DEQ/ISC 23-02
Industrial Siting - Recent Updates
Public Notice: Notice of Request for a Permit and Hearing Filing Information Before the Wyoming Industrial Siting Council Docket Number DEQ/ISC 23-02
Industrial Siting - Recent Updates
Public Notice: Notice of Quarterly Meeting of the Wyoming Industrial Siting Council - ERRATA
Industrial Siting - Recent Updates
Public Notice: Notice of Quarterly Meeting of the Wyoming Industrial Siting Council
Industrial Siting - Recent Updates
Ground Water Awareness Week and Know Your Well Day
Know Your Well - Recent Updates
March 13th is Know Your Well Day
Know Your Well - Recent Updates
Notice of Annual Report - Thunder Basin Coal Co. LLC, PT0483
Land Quality - Recent Updates
Notice of Annual Report - Navajo Transitional Energy Company, PT0525
Land Quality - Recent Updates
Notice of Annual Report - Buckskin Mining Co., PT0500
Land Quality - Recent Updates
Notice of Annual Report - Rocky Mountain Coal Co. LLC, PT0264
Land Quality - Recent Updates
Notice of Permit Revision Application - Tongue River Stone Inc., PT0314, TFN 7 6/225
Land Quality - Recent Updates
Notice of Mine Permit Application - Mullinax Inc., TFN 7 2/199
Land Quality - Recent Updates
Notice of Approval Coal Mine Permit Renewal - Thunder Basin Coal Co., PT0233
Land Quality - Recent Updates
Notice of LQD Advisory Board Meeting - March 20, 2025 10:00 a.m. (MST)
Land Quality - Recent Updates
Notice of Annual Report - Navajo Transitional Energy Co. LLC, PT0237
Land Quality - Recent Updates
Notice of Annual Report - Navajo Transitional Energy Co. LLC, PT0407
Land Quality - Recent Updates
Notice of Annual Report - Peabody Caballo Mining LLC, PT0240
Land Quality - Recent Updates
Notice of Approval of Coal Mine Permit Renewal - Thunder Basin Coal Company LLC, PT0483
Land Quality - Recent Updates
Notice of Coal Mine Permit Renewal - Peabody Caballo Mining LLC, PT0240
Land Quality - Recent Updates
Notice of Coal Mine Permit Revision Approval - Bridger Coal Co., PT0338
Land Quality - Recent Updates
Notice of Coal Mine Permit Renewal Approval - Buckskin Mining Co., PT0500
Land Quality - Recent Updates
Notice of Phase 3 Bond Release Application - Peabody Powder River Mining LLC, PT0569, TFN 7 6/226
Land Quality - Recent Updates
Notice of Bond Release Application - Thunder Basin Coal Company LLC, PT0483, TFN 7 4/247
Land Quality - Recent Updates
Notice of Permit Amendment Application - Black Hills Lignite LLC, PT0585, TFN 7 4/198
Land Quality - Recent Updates
Notice of Phase 2 Bond Release Application - Peabody Powder River Mining LLC, PT0569, TFN 7 4/239
Land Quality - Recent Updates
Notice of Source Material License Amendment Application - Strata Energy Inc., WYSUA-1601, TFN 7 3/152
Land Quality - Recent Updates
Notice of Phase 3 Bond Release Application - Thunder Basin Coal Company LLC, PT0233, TFN 7 1/229
Land Quality - Recent Updates
OSMRE releases the Final Rule Notice regarding the disposal of decommissioned wind turbine blades and towers in Wyoming
Land Quality - Recent Updates
Wyoming Department of Environmental Quality Selects Land Quality Division Administrator
Land Quality - Recent Updates
Notice of Revised Guidelines Available for Bond Calculations - 12 and 12A
Land Quality - Recent Updates
The State of the Environment – Episode 4 Now Available!
Land Quality - Recent Updates
Public Notice: The Department of Environmental Quality (DEQ) Solid Waste Permitting and Corrective Action Program to Host Free Webinars
Solid Waste - Recent Updates
Public Notice: Proposed Permit - Bridger Valley Transfer Station
Solid Waste - Recent Updates
The Department of Environmental Quality (DEQ) Solid Waste Permitting and Corrective Action Program to host webinar and trainings
Solid Waste - Recent Updates
Public Notice: Guernsey Landfill
Solid Waste - Recent Updates
Proposed Permit - Eastern Laramie County Solid Waste Disposal District- Transfer, Treatment and Storage Facility
Solid Waste - Recent Updates
2025 Solid Waste Training Program
Solid Waste - Recent Updates
Moorcroft Closure Permit Application: Complete
Solid Waste - Recent Updates
Informal Public Comment Opportunity Regarding Proposed Solid Waste Rule Chapter 19
Solid Waste - Recent Updates
OSMRE releases the Final Rule Notice regarding the disposal of decommissioned wind turbine blades and towers in Wyoming
Solid Waste - Recent Updates
The Executive Committee and Executive Director of the Association of State and Territorial Solid Waste Management Official Comes to Cheyenne
Solid Waste - Recent Updates
Wyoming DEQ’s Suzanne Engels Begins Her Presidency with ASTSWMO
Solid Waste - Recent Updates
COREECTED: A First-of-its-kind Workshop held by the Wyoming Department of Environmental Quality’s Solid Waste Program
Solid Waste - Recent Updates
A First-of-its-kind Workshop held by the Wyoming Department of Environmental Quality’s Solid Waste Program
Solid Waste - Recent Updates
Wyoming Solid Waste and Recycling Workers Recognized at Proclamation Signing
Solid Waste - Recent Updates
DEQ to Celebrate Solid Waste and Recycling Workers Week
Solid Waste - Recent Updates
The Wyoming Department of Environmental Quality Speaks at Cheyenne’s East High School Science Class
Solid Waste - Recent Updates
DEQ Names Public Servant of the Year
Solid Waste - Recent Updates
The Executive Committee and Executive Director of the Association of State and Territorial Solid Waste Management Official Comes to Cheyenne
Storage Tank Program - Recent Updates
Storage Tank Operator Outreach
Storage Tank Program - Recent Updates
Storage Tank Operator Outreach, Spring 2023
Storage Tank Program - Recent Updates
Storage Tank Program Outreach
Storage Tank Program - Recent Updates
Storage Tank Program Operator Outreach
Storage Tank Program - Recent Updates
Fee Increases for Storage Tank Program
Storage Tank Program - Recent Updates
Notice Regarding Storage Tank Program Requirements
Storage Tank Program - Recent Updates
Monthly Inspections of Regulated Storage Tanks
Storage Tank Program - Recent Updates
International Code Council Offers Proctored Remote Online Testing for Wyoming Storage Tank Operators
Storage Tank Program - Recent Updates
PUBLIC INFORMATION SESSION REMEDIATION OF THE CROSBY 25-3 NATURAL GAS WELL IN CLARK, WY
Voluntary Remediation Program/Brownfields/Orphan Sites - Recent Updates
The Executive Committee and Executive Director of the Association of State and Territorial Solid Waste Management Official Comes to Cheyenne
Voluntary Remediation Program/Brownfields/Orphan Sites - Recent Updates
Wyoming Receives Award for Excellence in Environmental Planning
Voluntary Remediation Program/Brownfields/Orphan Sites - Recent Updates
Public Notice: Categorical Exclusion Determination, Southend Water Users Improvement & Service District, Lane 9 Extension & West End Tie
WATER General Water Quality Updates - Recent Updates
Public Notice: PROPOSED ANNUAL WAIVER FOR TEMPORARY TURBIDITY INCREASES ASSOCIATED WITH MINOR MAINTENANCE AND REPAIR PROJECTS
WATER General Water Quality Updates - Recent Updates
Public Notice: PROPOSED DISCHARGE OF DREDGED OR FILL MATERIAL TO THE NORTH PLATTE RIVER
WATER General Water Quality Updates - Recent Updates
Public Notice: Public Meeting, Osage Improvement & Service District, Osage Lagoon System Upgrades & Osage Sewer System Upgrades
WATER General Water Quality Updates - Recent Updates
Updated Public Notice: Public Meeting, Elk Refuge Sewer District, Elk Refuge Sewer District Wastewater Conveyance System
WATER General Water Quality Updates - Recent Updates
Public Meeting: Cottonwood Acres Improvement & Service District, Cottonwood Acres ISD Water System Improvements
WATER General Water Quality Updates - Recent Updates
Ownership Transfer to Tallgrass Water Great Plains, LLC Public Notice: Draft Permit – 2025-0044, COWDF 54 Nighthawk
WATER General Water Quality Updates - Recent Updates
Public Notice: Environmental Quality Council Hearing-Water Quality Rules Chapters 1 and 2
WATER General Water Quality Updates - Recent Updates
Public Notice: Proposed Discharge of Dredged or Fill Material to Waters in the Fish Creek Drainage
WATER General Water Quality Updates - Recent Updates
Public Notice: Revisions to the Draft Wyoming 2022/2024 Integrated 305(b) and 303(d) Report
WATER General Water Quality Updates - Recent Updates
WDEQ Celebrates Professional Water and Wastewater Operators
WATER General Water Quality Updates - Recent Updates
Special Joint Public Notice: Proposed Discharge of Dredged or Fill Material Associated with Special Emergency Permitting Procedures for the Decommission of the LaPrele Dam
WATER General Water Quality Updates - Recent Updates
Public Notice: Upcoming Stakeholder Outreach and Informational Webinar Water Quality Rules Chapter 4, Regulations for Releases of Oil and Hazardous Substances
WATER General Water Quality Updates - Recent Updates
Proposed Temporary Turbidity Increase in Cranney Creek
WATER General Water Quality Updates - Recent Updates
Recording Available: Informational Webinar Regarding Proposed Revisions to Water Quality Rules, Chapter 1 and Chapter 2
WATER General Water Quality Updates - Recent Updates
Upcoming Stakeholder Outreach Regarding Commercial Oilfield Waste Disposal Facilities Rulemaking
WATER General Water Quality Updates - Recent Updates
Water and Waste Advisory Board Meeting
WATER General Water Quality Updates - Recent Updates
Lead Service Line Update for Water Systems: State Issues “Lead Status Unknown” Notification Requirements
WATER General Water Quality Updates - Recent Updates
Wyoming Department of Environmental Quality Receives Excellence in UIC Award at 2024 GWPC Annual Forum
WATER General Water Quality Updates - Recent Updates
This Labor Day Weekend - Be Aware of HCBs
WATER General Water Quality Updates - Recent Updates
Wyoming Department of Environmental Quality Implements Statewide Water Quality Study
WATER General Water Quality Updates - Recent Updates
State Debuts New WY Risk It? Video On LeadFreeWyoming.com
WATER General Water Quality Updates - Recent Updates
2024 Surface Water Monitoring Plan Available on the DEQ/WQD Website
WATER General Water Quality Updates - Recent Updates
Notice to Avoid and Report Possible Harmful Cyanobacterial Blooms in Wyoming Waters
WATER General Water Quality Updates - Recent Updates
Lead Service Line Website Offers Key Resources for Wyoming Residents, Water Systems to Complete Inventory
WATER General Water Quality Updates - Recent Updates
Nonpoint Source Task Force Update and Planning Meeting
WATER Non Point Source Pollution Program - Recent Updates
Nonpoint Source Task Force Fall Meeting | Dec 6 & 7 in Casper
WATER Non Point Source Pollution Program - Recent Updates
Public Notice: Categorical Exclusion Determination, Southend Water Users Improvement & Service District, Lane 9 Extension & West End Tie
State Revolving Fund (SRF) - Recent Updates
Public Notice: Public Meeting, Osage Improvement & Service District, Osage Lagoon System Upgrades & Osage Sewer System Upgrades
State Revolving Fund (SRF) - Recent Updates
Updated Public Notice: Public Meeting, Elk Refuge Sewer District, Elk Refuge Sewer District Wastewater Conveyance System
State Revolving Fund (SRF) - Recent Updates
Public Meeting: Cottonwood Acres Improvement & Service District, Cottonwood Acres ISD Water System Improvements
State Revolving Fund (SRF) - Recent Updates
Publication of Finding of No Significant Impact
State Revolving Fund (SRF) - Recent Updates
Public Notice: Revisions to the Draft Wyoming 2022/2024 Integrated 305(b) and 303(d) Report
WATER TMDL - Recent Updates
2024 Surface Water Monitoring Plan Available on the DEQ/WQD Website
WATER TMDL - Recent Updates
The Wyoming DEQ Releases New Watershed Protection Map
WATER TMDL - Recent Updates
Public Notice: Draft Permit, Underground Injection Control, Town of Burlington Sewage Treatment Facility, Class V, 2024-0157
Underground Injection Control - Recent Updates
Public Notice: Proposed Underground Injection Control Permit for Evans Mobile Home Court
Underground Injection Control - Recent Updates
Public Notice: Extended Comment Period—UIC Draft Permit: Dan Speas Fish Hatchery
Underground Injection Control - Recent Updates
WDEQ Notice of Proposed UIC Permit
Underground Injection Control - Recent Updates
Wyoming Department of Environmental Quality Receives Excellence in UIC Award at 2024 GWPC Annual Forum
Underground Injection Control - Recent Updates
Wyoming Department of Environmental Quality Notice of Proposed Underground Injection Control Permit
Underground Injection Control - Recent Updates
Wyoming Department of Environmental Quality Notice of Proposed Underground Injection Control Permit
Underground Injection Control - Recent Updates
Wyoming grants its first three Class VI permits
Underground Injection Control - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for March 2025
WATER WYPDES - Recent Updates
Public Notice: WYPDES Proposed Discharge Permit Public Notice for February 2025
WATER WYPDES - Recent Updates
Public Notice: WYPDES Proposed Discharge Permit Public Notice for January 2025
WATER WYPDES - Recent Updates
Public Notice: WYPDES Proposed Discharge Permit Public Notice for December 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for November 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for September 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for September 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for August 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for July 2024
WATER WYPDES - Recent Updates
WYPDES Proposed Discharge Permit Public Notice for June 2024
WATER WYPDES - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Correction: Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam Sediment Mobilization and Shoshone River Flushing Flow Planned for April 9th – 11th
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam/Shoshone River Work Group 2 Public Meeting
Willwood Dam Work Groups - Recent Updates
Willwood Dam Sediment Mobilization and Shoshone River Flushing Flow
Willwood Dam Work Groups - Recent Updates
DEQ 2025 School Bus Replacement Program is now open
DEQ Grants - Recent Updates
VW Settlement Grant Fund Winners Announced
DEQ Grants - Recent Updates
Municipality and County Government Diesel Equipment Replacement Grant
DEQ Grants - Recent Updates
WY VW Settlement Rebate Program Webinar Today
DEQ Grants - Recent Updates
DEQ is now accepting grant proposals for emissions reduction projects
DEQ Grants - Recent Updates
DEQ 2024 School Bus Replacement Program is now open
DEQ Grants - Recent Updates

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