Lower Glasston Dam
Montana — Sweet Grass County — SWEETGRASS CANAL OFFSTREAM
Location
| State | Montana |
| County | Sweet Grass |
| River | SWEETGRASS CANAL OFFSTREAM |
| Coordinates | 46.00490, -109.84018 |
Physical Characteristics
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,240 ft |
| NID Storage | 7,317 acre-ft |
| Max Storage | 7,317 acre-ft |
| Surface Area | 571 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | July 10, 2021 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1912 |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | SWEETGRASS CANAL & RES CO |
| Other Name | Walvoord Lake 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.