Stoney Slough Pool 3-4-5 is an earth dam located in Barnes County, North Dakota, built in 1936. It carries a Low hazard potential classification.
Dam profile
NID height · 7 ft7 ft tall. 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 Stoney Slough Pool 3-4-5
The primary purpose of Stoney Slough Pool 3-4-5 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 USFWS (federal). It impounds the Spring Creek near N.
The dam stands 7 feet tall, creates a reservoir covering 265 acres, has a maximum storage capacity of 2,960 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1936, 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 07/24/1996. That was over 30 years ago.
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Location
| State | North Dakota |
| County | Barnes |
| Nearest City | N |
| River/Stream | Spring Creek |
| Coordinates | 46.72345, -98.13681 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 2,960 acre-ft |
| Max Storage | 2,960 acre-ft |
| Normal Storage | 826 acre-ft |
| Surface Area | 265 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USFWS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/24/1996 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00802 |
| Federal ID | ND00802 |
| More Info | State Dam Safety Program |