Windy Hill Lake Dam
Windy Hill Lake Dam is an earth dam located in Gasconade County, Missouri, built in 2001. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Windy Hill Lake Dam
The primary purpose of Windy Hill Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is private-owned. It impounds the Unnamed Trib To Red Oak Creek near Owensville.
The dam stands 36 feet tall and stretches 450 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 146 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2001, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/04/2022.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Missouri |
| County | Gasconade |
| Nearest City | Owensville |
| River/Stream | Unnamed Trib To Red Oak Creek |
| Coordinates | 38.33620, -91.43000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 450 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 146 acre-ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 131 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/04/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO40143 |
| Federal ID | MO40143 |
| More Info | State Dam Safety Program |