Gann Lake Dam
Missouri — Johnson County — TRIB. TO LITTLE BLACKWATER CR
Location
| State | Missouri |
| County | Johnson |
| River | TRIB. TO LITTLE BLACKWATER CR |
| Coordinates | 38.81027, -93.93734 |
Physical Characteristics
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 650 ft |
| NID Storage | 275 acre-ft |
| Max Storage | 275 acre-ft |
| Surface Area | 15 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | No |
| Last Inspection | December 2, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1972 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
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.