Call: 1-307-777-7937
Open Hours: Mon - Fri 8:00 am - 5:00 pm
Wyo.Gov
Citizen
Business
Government
Vacancies
Complaints
Home
Public
Resources
Advanced Search
Advisory Boards
Careers
District Offices
e-Payment
Enforcement Actions
Meet the Director
Mission Statement and Values
Nondiscrimination Policy
Outreach and Public Information
Public Comments Online Portal
Public Notices
Records Requests
Spill and Complaints
State of the Environment
Topics
Divisions
Administration
About
Bonding
Doing Business with DEQ
Env-ite
e-Payment
Abandoned Mine Land
AML Public Notices
Bidding
Consultants
Projects
Stay out and Stay Alive
Subsidence Insurance
Air Quality
Compliance
Emissions Inventories
IMPACT and Open Air
Monitoring
New Source Review
Ozone
Public Notices
Rule Development
Smoke Management and Open Burning
Title V Permitting
Industrial Siting
Permitting
Siting Council
Local Government Portal
ISD Public Notices
Land Quality
Blasting
Coal
Exploration and Prospecting
Land Quality Advisory Board
Limited Mining Operations
Non-Coal
Uranium
Solid & Hazardous Waste
Solid Waste
Landfill Remediation
Municipal Landfill Cease & Transfer
Hazardous Waste Permitting & Corrective Actions
Inspection & Compliance
Storage Tank
Voluntary Remediation
Orphan Sites
Water Quality
Groundwater
Water & Wastewater
Watershed Protection
WYPDES
News
Calendar
Report a Spill/Complaint
Spill/Complaint: 1-307-777-7501
Main #: 1-307-777-7937
Spill Call: 1-307-777-7501
Wyoming Department
of Environmental Quality
Wyoming Department of Environmental Quality
Wyoming Department
of Environmental Quality
To protect, conserve and enhance the quality of Wyoming’s environment for the benefit of current and future generations.
Find out more
Search
News
Error page
About
Projects
Stay out and Stay Alive
Subsidence Insurance
District Offices
Topics
Advisory Boards
Administration
DEQ's
Mission
To protect, conserve and enhance the quality of Wyoming’s environment
for the benefit of current and future generations.
Learn more
DEQ Divisions
Abandoned Mine Land
Administration
Air Quality
Industrial Siting
Land Quality
Solid and Hazardous Waste
Water Quality
March 14, 2024
Two Wyoming companies recognized by EPA as energy-efficient manufacturing plants in 2023
Air Quality
WYOMING – J.R. Simplot Company and Par Pacific were recently recognized by the EPA for reducing their energy use...
Read More
March 11, 2024
March 13th is Know Your Well Day
Community
By Kimberly Mazza In recognition of the importance of groundwater to the citizens of Wyoming and in conjunction with...
Read More
February 5, 2024
WDEQ celebrates Wyoming Professional Water and Wastewater Operator Week
Water Quality
By Kimberly Mazza CHEYENNE – Wyoming Gov. Mark Gordon proclaimed this week, Feb. 5-11, as the Wyoming Professional Water...
Read More
January 18, 2024
OSLI and DEQ Offer Free Assistance to Wyoming Water Systems to Plan and Develop Lead Service Line Inventories
DEQ
Statewide, WY – The Wyoming Office of State Lands and Investments (OSLI) and the Wyoming Department of Environmental Quality...
Read More
Find out more
About Us
Careers
Contact Us
District Offices
Records Requests
Nondiscrimination Policy
Connect With Us
Facebook-square
Twitter
Instagram
Youtube
Linkedin