Stegner Dam; William 1 is an earth dam located in Bowman County, North Dakota, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 831 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Stegner Dam; William 1
The primary purpose of Stegner Dam; William 1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by William Stegner (private). It impounds the West Branch Deep Creek-tr near N.
The dam stands 20 feet tall and stretches 831 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 99 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1972, the structure is well into its service life at over 50 years old.
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.
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Location
| State | North Dakota |
| County | Bowman |
| Nearest City | N |
| River/Stream | West Branch Deep Creek-tr |
| Coordinates | 46.25818, -103.62111 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 831 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 99 acre-ft |
| Max Storage | 99 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | William Stegner |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00675 |
| Federal ID | ND00675 |
| More Info | State Dam Safety Program |