Three Mile Creek Watershed Site 14-G-1
Key Takeaway
Three Mile Creek Watershed Site 14-G-1 is classified as low hazard in Iowa. It was completed in 1976 and is 50 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 27 ft (taller than 30.7% in IA) |
| Dam Length | 612 ft |
| Dam Type | Earth |
| Max Storage | 118 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | IA01734 |
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
Three Mile Creek Watershed Site 29
Union, IA
Low Hazard 33 ftThree Mile Creek Watershed Site 14-G
Union, IA
Low Hazard 31 ftRipperger Dam
Union, IA
Low Hazard 32 ftThree Mile Creek Watershed Site 33
Union, IA
Low Hazard 36 ftThree Mile Reservoir Dam
Union, IA
Significant Hazard 63 ftRipperger Dam
Union, IA
Low Hazard 27 ftWittstock Dam
Union, IA
Low Hazard 27 ftThree Mile Creek Watershed Site 3
Union, IA
Low Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Three Mile Creek Watershed Site 14-G-1?
Three Mile Creek Watershed Site 14-G-1 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 14-G-1?
Three Mile Creek Watershed Site 14-G-1 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 14-G-1 built?
Three Mile Creek Watershed Site 14-G-1 was completed in 1976, making it 50 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 14-G-1?
Three Mile Creek Watershed Site 14-G-1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Other, 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 14-G-1?
Three Mile Creek Watershed Site 14-G-1 has a dam height of 27 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.