Strommen Dam is an earth dam located in Norman County, Minnesota, built in 1986. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 33 ft33 ft tall, taller than 76% 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 Strommen Dam
The primary purpose of Strommen Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Swcd of Norman County (local government). It impounds the Wild Rice River-tr near Twin Valley.
The dam stands 33 feet tall, creates a reservoir covering 8 acres, has a maximum storage capacity of 88 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1986, the structure is 40 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 08/01/2018.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Minnesota |
| County | Norman |
| Nearest City | Twin Valley |
| River/Stream | Wild Rice River-tr |
| Coordinates | 47.26762, -96.18083 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 88 acre-ft |
| Max Storage | 88 acre-ft |
| Normal Storage | 88 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Swcd of Norman County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 08/01/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00756 |
| Federal ID | MN00756 |
| More Info | State Dam Safety Program |