Siem Lake Dam
Missouri — St. Charles County — TR-MISSOURI RIVER
Location
| State | Missouri |
| County | St. Charles |
| River | TR-MISSOURI RIVER |
| Coordinates | 38.58082, -90.94365 |
Physical Characteristics
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 600 ft |
| NID Storage | 135 acre-ft |
| Max Storage | 135 acre-ft |
| Surface Area | 1 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1973 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | MARVIN SIEM |
| Other Name | Siem Lake Dam |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.