Portwine #1
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Powder River |
| Nearest City | BROADUS |
| River/Stream | TR-BAY HORSE CREEK |
| Coordinates | 45.08450, -105.64600 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 200 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 65 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ZILBERT PORTWINE |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |