Holmen Dam; Alvin is an earth dam located in Mountrail County, North Dakota, built in 2008. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 200 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 Holmen Dam; Alvin
The primary purpose of Holmen Dam; Alvin 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 Alvin Holmen (private). It impounds the Powers Lake-tr near N.
The dam stands 15 feet tall and stretches 200 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 53 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 2008, 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.
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Location
| State | North Dakota |
| County | Mountrail |
| Nearest City | N |
| River/Stream | Powers Lake-tr |
| Coordinates | 48.53373, -102.57359 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 10 ft |
| Dam Length | 200 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Alvin Holmen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND01057 |
| Federal ID | ND01057 |
| More Info | State Dam Safety Program |