Grade Lake Dam
Iowa — Clarke County — TR-WHITEBREAST CREEK
Location
| State | Iowa |
| County | Clarke |
| River | TR-WHITEBREAST CREEK |
| Coordinates | 41.02020, -93.76950 |
Physical Characteristics
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 1,300 ft |
| NID Storage | 865 acre-ft |
| Max Storage | 865 acre-ft |
| Surface Area | 26 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | May 23, 2023 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1900 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | City of Osceola |
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.