Thompson Mill Dam (In-Channel)
Indiana — Johnson County — BIG BLUE RIVER
Location
| State | Indiana |
| County | Johnson |
| River | BIG BLUE RIVER |
| Coordinates | 39.35606, -85.97653 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 300 ft |
| NID Storage | 321 acre-ft |
| Max Storage | 321 acre-ft |
| Surface Area | 64 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Fair |
| EAP Status | No |
| Last Inspection | March 22, 2017 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1884 |
| Primary Purpose | Other |
| Dam Type | Stone |
| Owner Type | Local Government |
| Owner | Town of Edinburgh |
| Other Name | Thompson Mill 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.