| Wyoming State Engineer's Office |
| 122 West 25th Street |
| Herschler Building |
| 1st Floor East |
| 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: 307-777-1942 |
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