Herrin Lake
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Lewis and Clark |
| Nearest City | COTTONWOOD |
| River/Stream | TR-WILLOW CREEK |
| Coordinates | 46.92290, -112.68890 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 100 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 36 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | STATE OF MONTANA, D.N.R.C., T.L.M.D. |
| Owner Type | State |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |