Wyoming State Engineer's Office
122 West 25th Street 
Herschler Building 
1st Floor West 
Cheyenne, Wyoming 82002 


Administration: 307-777-6150
Board of Control: 307-777-6178 
Ground Water Division: 307-777-6163 
Surface Water Division: 307-777-6475 
Interstate Streams Division: 307-777-7803