Long Pond Dam
Illinois — Greene County — TR- MACOUPIN CREEK
Location
| State | Illinois |
| County | Greene |
| River | TR- MACOUPIN CREEK |
| Coordinates | 39.23389, -90.28443 |
Physical Characteristics
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 300 ft |
| NID Storage | 59 acre-ft |
| Max Storage | 59 acre-ft |
| Surface Area | 6 acres |
Safety Classification
| Hazard Potential | Undetermined |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | August 27, 2025 |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1965 |
| Primary Purpose | Fish and Wildlife Pond |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | HARRY LONG;HARRY LONG |
| Other Name | Long Pond;Long Pond |
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.