Fish Lake (pondera)
Fish Lake (pondera) is an earth dam located in Pondera County, Montana, built in 1960. It carries a Low hazard potential classification.
About Fish Lake (pondera)
The primary purpose of Fish Lake (pondera) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by William/lois Jones (private). It impounds the Tr-north Fork Sheep Creek near Valier.
The dam stands 25 feet tall and stretches 500 feet across, has a maximum storage capacity of 292 acre-feet, and collects water from a drainage area of 2 square miles. 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 | Pondera |
| Nearest City | Valier |
| River/Stream | Tr-north Fork Sheep Creek |
| Coordinates | 48.15550, -112.81270 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 500 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 292 acre-ft |
| Max Storage | 292 acre-ft |
| Normal Storage | 173 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 50 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | WILLIAM/LOIS JONES |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03739 |
| Federal ID | MT03739 |
| More Info | State Dam Safety Program |