Dams in Glacier County, Montana
17Total Dams
3High Hazard
0Significant
Dam Safety in Glacier County, Montana
Glacier County has 17 dams tracked in the National Inventory of Dams. Of these, 3 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Glacier County is 85 years old. The most common purpose is irrigation. The tallest dam is Lake Sherburne Dam at 109 ft.
Explore more: Oldest dams in Montana · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lake Sherburne Dam | High | Not Available | 109 | Irrigation | 1919 |
| Lower Two Medicine | High | Satisfactory | 70 | Irrigation | 1967 |
| Four Horns | High | Satisfactory | 50 | Irrigation | 1915 |
| Reagan Lake | Low | 37 | Irrigation | 1967 | |
| Saint Marys Diversion Dam | Low | Not Available | 29 | Irrigation | 1915 |
| Staples | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Vasboe | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1908 | |
| J.l. Big Reservoir | Low | 24 | Irrigation | ||
| Yunck | Low | 20 | Irrigation | 1950 | |
| Upsilon | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1930 | |
| Cut Bank Sewage Disposal Pond | Low | 20 | Other | 1959 | |
| Ramcharger | Low | 17 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Tsadi | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1930 | |
| Omicron | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Hagerty | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1942 | |
| Cut Bank Sewage Lagoon | Low | 12 | Other | 1959 | |
| Kipp Lake Dam | Low | Not Available | 10 | 1939 |