Three Mile Creek Watershed Site 58
Key Takeaway
Three Mile Creek Watershed Site 58 is classified as low hazard in Iowa. It was completed in 1968 and is 58 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 32 ft (taller than 58.4% in IA) |
| Dam Length | 469 ft |
| Dam Type | Earth |
| Max Storage | 73 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1968 (58 years old) |
| NID ID | IA01090 |
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
Union County SWCD
Local Government
Nearby Dams
Downing Dam
Union, IA
Low Hazard 25 ftClaiser Dam
Union, IA
Low Hazard 29 ftThree Mile Creek Watershed Site 63
Adair, IA
Low Hazard 33 ftTwelve Mile Creek Watershed Site 77
Union, IA
Low Hazard 22 ftThree Mile Creek Watershed Site U-2
Union, IA
Low Hazard 26 ftThree Mile Creek Watershed Site 52-1
Union, IA
Low Hazard 35 ftThree Mile Creek Watershed Site 65
Adair, IA
Low Hazard 30 ftHawk Lake Dam
Union, IA
Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Three Mile Creek Watershed Site 58?
Three Mile Creek Watershed Site 58 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 Three Mile Creek Watershed Site 58?
Three Mile Creek Watershed Site 58 is owned by Union County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Three Mile Creek Watershed Site 58 built?
Three Mile Creek Watershed Site 58 was completed in 1968, making it 58 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 Three Mile Creek Watershed Site 58?
Three Mile Creek Watershed Site 58 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Three Mile Creek Watershed Site 58?
Three Mile Creek Watershed Site 58 has a dam height of 32 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.