Woodchuck
Woodchuck is an earth dam located in Missoula County, Montana, built in 1960. It carries a Low hazard potential classification.
About Woodchuck
The primary purpose of Woodchuck is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Mary M Delaney (private). It impounds the Woodchuck Creek near Lolo.
The dam stands 25 feet tall and stretches 300 feet across, and has a maximum storage capacity of 58 acre-feet. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Montana |
| County | Missoula |
| Nearest City | Lolo |
| River/Stream | Woodchuck Creek |
| Coordinates | 46.66275, -113.96987 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 300 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 30 acre-ft |
| Max Discharge | 120 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | MARY M DELANEY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01162 |
| Federal ID | MT01162 |
| More Info | State Dam Safety Program |