Bowman No.1
Bowman No.1 is an earth dam located in Johnson County, Wyoming, built in 2004. It carries a Low hazard potential classification and has a fair condition assessment.
About Bowman No.1
The primary purpose of Bowman No.1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Anschutz Exploration Corp. (private). It impounds the Bowman Draw near Local Road Sec. 7.
The dam stands 28 feet tall and stretches 426 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2004, the structure is relatively new.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 06/13/2024.
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Location
| State | Wyoming |
| County | Johnson |
| Nearest City | Local Road Sec. 7 |
| River/Stream | Bowman Draw |
| Coordinates | 44.06083, -106.15722 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 23 ft |
| Dam Length | 426 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 480 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ANSCHUTZ EXPLORATION CORP. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/13/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02419 |
| Federal ID | WY02419 |
| More Info | State Dam Safety Program |