Sanish Bay Wpa 1 is an earth dam located in Mountrail County, North Dakota, built in 1995. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall, taller than 62% of U.S. dams with a recorded height. 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 Sanish Bay Wpa 1
The primary purpose of Sanish Bay Wpa 1 is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by USACE (federal). It impounds the Sanish Bay near N.
The dam stands 28 feet tall, creates a reservoir covering 22 acres, has a maximum storage capacity of 2,861 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1995, the structure is 31 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 | Mountrail |
| Nearest City | N |
| River/Stream | Sanish Bay |
| Coordinates | 47.97959, -102.51160 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 2,861 acre-ft |
| Max Storage | 2,861 acre-ft |
| Normal Storage | 62 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 10 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USACE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00597 |
| Federal ID | ND00597 |
| More Info | State Dam Safety Program |