District Offices

The Department of Environmental Quality is headquartered at the Herschler Building in Cheyenne. Additionally, DEQ staff work throughout the state from four district offices in Casper, Lander, Rock Springs and Sheridan. 

Here is the contact information for all of these sites:

Cheyenne - Headquarters
Administration, Air Quality, Abandoned Mine Lands,
Industrial Siting, and Solid and Hazardous Waste
200 West 17th Street 
Cheyenne, Wyoming 82002
Phone: 307-777-7937
Fax: 307-635-1784.
 
Water Quality Division
Herschler Building 3rd Floor West
122 West 25th Street
Cheyenne, WY 82002

 
Casper
152 North Durbin Street, Suite 100
Casper, WY 82601 
Fax: 307-473-3458

Casper district offices include (phone numbers listed):
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 district offices include (phone numbers listed):
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

 

Rock Springs
2451 Foothills Blvd., Suite 100
Rock Springs, WY 82901
Fax: 307-352-2617

Rock Springs district offices include (phone numbers listed):
Abandoned Mine Lands Division 307-352-2564
Water Quality Division 307-352-2559

 

Sheridan
2100 West 5th Street
Sheridan, WY 82801

Sheridan district offices include (phone numbers listed):
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