Harmon Dam; Carl is an earth dam located in Williams County, North Dakota, built in 1987. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall, taller than 50% 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 Harmon Dam; Carl
The primary purpose of Harmon Dam; Carl is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Carl Harmon (private). It impounds the Little Muddy River near N.
The dam stands 25 feet tall, creates a reservoir covering 5 acres, has a maximum storage capacity of 53 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1987, the structure is 39 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 | Williams |
| Nearest City | N |
| River/Stream | Little Muddy River |
| Coordinates | 48.30083, -103.50990 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Carl Harmon |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00799 |
| Federal ID | ND00799 |
| More Info | State Dam Safety Program |