Mrnak Dam; James 2 is an earth dam located in Bowman County, North Dakota, built in 1993. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 275 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 Mrnak Dam; James 2
The primary purpose of Mrnak Dam; James 2 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 James Mrnak (private). It impounds the Cold Turkey Creek-tr near N.
The dam stands 10 feet tall and stretches 275 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1993, the structure is 33 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 | Cold Turkey Creek-tr |
| Coordinates | 46.08456, -103.41868 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 275 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | James Mrnak |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00673 |
| Federal ID | ND00673 |
| More Info | State Dam Safety Program |