Sonnenblick Lake Dam
Sonnenblick Lake Dam is an earth dam located in Warren County, Missouri, built in 2006. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Sonnenblick Lake Dam
The primary purpose of Sonnenblick 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 Unamed Trib Of Charrette Crk near Innsbrook.
The dam stands 51 feet tall and stretches 292 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2006, the structure is relatively new.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 10/14/2020.
At 51 feet, this dam is taller than 93% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Missouri dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Warren |
| Nearest City | Innsbrook |
| River/Stream | Unamed Trib Of Charrette Crk |
| Coordinates | 38.74869, -91.01741 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 51 ft |
| Dam Length | 292 ft |
| Year Completed | 2006 (20 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 47 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/14/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO40151 |
| Federal ID | MO40151 |
| More Info | State Dam Safety Program |