Sunny Hill-Upper
Key Takeaway
Sunny Hill-Upper is classified as low hazard in Minnesota. It was completed in 1974 and is 52 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 19 ft (taller than 59.4% in MN) |
| Dam Type | Earth |
| Max Storage | 185 acre-ft |
| Normal Storage | 10 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 339 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | MN00811 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
SWCD of Norman County
Local Government
Nearby Dams
Sunny Hill-Lower
Norman, MN
Low Hazard 24 ftBoreen Lower
Norman, MN
Low Hazard 7 ftMoccasin Creek Project No. 8
Norman, MN
Significant Hazard 49 ftHabedank-Skaurud
Norman, MN
Low Hazard 28 ftStrommen Dam
Norman, MN
Low Hazard 33 ftWild Rice River (Heiberg)
Norman, MN
Low Hazard 18 ftMashaug Creek 10
Norman, MN
Low Hazard 30 ftMarsh Creek 3
Mahnomen, MN
Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Sunny Hill-Upper?
Sunny Hill-Upper is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Sunny Hill-Upper?
Sunny Hill-Upper is owned by SWCD of Norman County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sunny Hill-Upper built?
Sunny Hill-Upper was completed in 1974, making it 52 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Sunny Hill-Upper?
Sunny Hill-Upper serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sunny Hill-Upper?
Sunny Hill-Upper has a dam height of 19 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Sunny Hill-Upper last inspected?
Sunny Hill-Upper was last inspected on May 12, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.