Regional Offices
The Wyoming Department of Environmental Quality is headquartered in downtown Cheyenne.
Industrial Siting, Solid and Hazardous Waste, and Water Quality
200 West 17th Street
Cheyenne, Wyoming 82002
Phone: 307-777-7937
We also have staff working in five field offices located throughout the state:
Casper
152 North Durbin Street, Suite 100
Casper, WY 82601
Fax: 307-473-3458
Casper regional offices include:
Abandoned Mine Lands Division: 307-473-3460
Air Quality Division: 307-473-3455
Solid & Hazardous Waste Division: 307-473-3450
Water Quality Division: 307-473-3465
Lander
510 Meadowview Dr.
Lander, WY 82520
Fax: 307-332-7726
Lander regional offices include:
Abandoned Mine Lands Division: 307-332-5085
Air Quality Division: 307-332-6755
Land Quality Division: 307-332-3047
Solid & Hazardous Waste Division: 307-332-6924
Water Quality Division 307-332-3144
Pinedale
1625 West Pine St.
Pinedale, WY 82941
Fax: 307-367-7912
Pinedale regional offices include:
Air Quality Division: 307-367-5388, 307-367-5313
Rock Springs
2451 Foothills Blvd., Suite 100
Rock Springs, WY 82901
Fax: 307-352-2617
Rock Springs regional offices include:
Abandoned Mine Lands Division: 307-352-2564
Water Quality Division: 307-352-2559
Sheridan
2100 West 5th St.
Sheridan, WY 82801
Sheridan regional offices include:
Abandoned Mine Lands Division: 307-673-9337
Air Quality Division: 307-673-9337
Land Quality Division: 307-673-9337
Water Quality Division: 307-673-9337