J.L. Big Reservoir
Montana — Glacier County — SAGE CREEK
Location
| State | Montana |
| County | Glacier |
| River | SAGE CREEK |
| Coordinates | 48.92800, -112.55210 |
Physical Characteristics
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | — |
| NID Storage | 342 acre-ft |
| Max Storage | 342 acre-ft |
| Surface Area | 59 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | — |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | DUNCAN RANCH COMPANY |
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.