Gascoyne Lake Dam is an earth dam located in Bowman County, North Dakota, built in 1934. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 1,265 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 Gascoyne Lake Dam
The primary purpose of Gascoyne Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Bowman County Wrb (local government). It impounds the Buffalo Creek-tr near Gascoyne.
The dam stands 8 feet tall and stretches 1,265 feet across, has a maximum storage capacity of 1,691 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1934, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 07/08/2003. That was over 23 years ago.
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Location
| State | North Dakota |
| County | Bowman |
| Nearest City | Gascoyne |
| River/Stream | Buffalo Creek-tr |
| Coordinates | 46.12803, -103.09184 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 1,265 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 1,691 acre-ft |
| Max Storage | 1,691 acre-ft |
| Normal Storage | 1,300 acre-ft |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Bowman County Wrb |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/08/2003 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00375 |
| Federal ID | ND00375 |
| More Info | State Dam Safety Program |