Three Mile Creek Watershed Site 52-1 is an earth dam located in Union County, Iowa, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 640 ft long, taller than 80% 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 Three Mile Creek Watershed Site 52-1
The primary purpose of Three Mile Creek Watershed Site 52-1 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Union County Swcd (local government). It impounds the Tr-three Mile Creek near Talmage.
The dam stands 35 feet tall and stretches 640 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1976, the structure is 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.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Iowa |
| County | Union |
| Nearest City | Talmage |
| River/Stream | Tr-three Mile Creek |
| Coordinates | 41.13460, -94.29090 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 640 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Union County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01746 |
| Federal ID | IA01746 |
| More Info | State Dam Safety Program |