Johnson Dam; Howard
Johnson Dam; Howard is an earth dam located in Grant County, North Dakota, built in 2000. It carries a Low hazard potential classification.
About Johnson Dam; Howard
The primary purpose of Johnson Dam; Howard 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 Tim & Andrea Muggli (private). It impounds the Antelope Creek-tr near N.
The dam stands 10 feet tall and stretches 378 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 76 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2000, the structure is 26 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 | Grant |
| Nearest City | N |
| River/Stream | Antelope Creek-tr |
| Coordinates | 46.35904, -101.65161 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 378 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Tim & Andrea Muggli |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00890 |
| Federal ID | ND00890 |
| More Info | State Dam Safety Program |