Twelve Mile Creek Watershed Site 27
Twelve Mile Creek Watershed Site 27 is an earth dam located in Union County, Iowa, built in 1986. It carries a Low hazard potential classification.
About Twelve Mile Creek Watershed Site 27
The primary purpose of Twelve Mile Creek Watershed Site 27 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- Twelve Mile Cr. near Westerville.
The dam stands 31 feet tall and stretches 550 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 293 acre-feet, and collects water from a drainage area of 0 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.
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Location
| State | Iowa |
| County | Union |
| Nearest City | Westerville |
| River/Stream | Tr- Twelve Mile Cr. |
| Coordinates | 40.95800, -94.11210 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 550 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 293 acre-ft |
| Max Storage | 293 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 10 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 Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02324 |
| Federal ID | IA02324 |
| More Info | State Dam Safety Program |