Hoblitzelle Upper Lake Dam
Hoblitzelle Upper Lake Dam is an earth dam located in St. Charles County, Missouri. It carries a High hazard potential classification.
About Hoblitzelle Upper Lake Dam
The primary purpose of Hoblitzelle Upper Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Alvin D. Vitt (private). It impounds the Tr Missouri River near Washington.
The dam stands 34 feet tall, creates a reservoir covering 5 acres, has a maximum storage capacity of 91 acre-feet, and collects water from a drainage area of 90 square miles.
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.
At 34 feet, this dam is taller than 80% 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 | St. Charles |
| Nearest City | Washington |
| River/Stream | Tr Missouri River |
| Coordinates | 38.59035, -90.95435 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
Storage & Hydraulics
| NID Storage | 91 acre-ft |
| Max Storage | 91 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 90 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | ALVIN D. VITT |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30293 |
| Federal ID | MO30293 |
| More Info | State Dam Safety Program |