Porsborg Dam; Kenneth is an earth dam located in Morton County, North Dakota, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 240 ft long, taller than 68% 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 Porsborg Dam; Kenneth
Porsborg Dam; Kenneth is a dam in Morton, North Dakota. The dam is owned by City of Mandan (local government). It impounds the Heart River-tr near Mandan.
The dam stands 30 feet tall and stretches 240 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, the structure is well into its service life at over 50 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 | Morton |
| Nearest City | Mandan |
| River/Stream | Heart River-tr |
| Coordinates | 46.85883, -100.93640 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 240 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | City of Mandan |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00757 |
| Federal ID | ND00757 |
| More Info | State Dam Safety Program |