Twelve Mile Creek Watershed Site 72-2
Twelve Mile Creek Watershed Site 72-2 is an earth dam located in Union County, Iowa, built in 1979. It carries a Low hazard potential classification.
About Twelve Mile Creek Watershed Site 72-2
The primary purpose of Twelve Mile Creek Watershed Site 72-2 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 Creek near Afton.
The dam stands 23 feet tall and stretches 350 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 93 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1979, the structure is 47 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 | Afton |
| River/Stream | Tr-twelve Mile Creek |
| Coordinates | 41.09110, -94.31750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 350 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 5 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 | IA01997 |
| Federal ID | IA01997 |
| More Info | State Dam Safety Program |