Coon Creek 15
Coon Creek 15 is an earth dam located in Vernon County, Wisconsin, built in 1962. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Coon Creek 15
The primary purpose of Coon Creek 15 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Vernon County (local government). It impounds the Tr Timber Coulee.
The dam stands 44 feet tall and stretches 260 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1962, the structure is well into its service life at over 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/18/2016.
At 44 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Wisconsin |
| County | Vernon |
| Nearest City | None |
| River/Stream | Tr Timber Coulee |
| Coordinates | 43.67993, -90.86855 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 260 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Vernon County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/18/2016 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00405 |
| Federal ID | WI00405 |
| More Info | State Dam Safety Program |