Lower Twin Lakes
Low HazardNot Available ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Ravalli |
| Nearest City | Hamilton |
| River/Stream | Lost Horse Creek |
| Coordinates | 46.15163, -114.49811 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 318 ft |
| Year Completed | 1916 (110 years old) |
Storage & Hydraulics
| NID Storage | 345 acre-ft |
| Max Storage | 345 acre-ft |
| Normal Storage | 146 acre-ft |
| Surface Area | 48 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 200 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Charlos Irrigation Dist |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Emergency Action Plan | Not Required |