Buffalo River
Buffalo River is a rockfill dam located in Fremont County, Idaho, built in 1936. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Buffalo River
The primary purpose of Buffalo River is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Buffalo Hydro, Inc. (private). It impounds the Buffalo River, Henrys Fork, Sn.
The dam stands 12 feet tall and stretches 142 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 35 square miles. Completed in 1936, the structure is well-established, with more than 75 years of service.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/05/2017.
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Location
| State | Idaho |
| County | Fremont |
| Nearest City | None |
| River/Stream | Buffalo River, Henrys Fork, Sn |
| Coordinates | 44.41450, -111.39250 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 12 ft |
| Dam Height | 10 ft |
| Dam Length | 142 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 35 sq mi |
| Max Discharge | 500 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Buffalo Hydro, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/05/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID06068 |
| Federal ID | ID06068 |
| More Info | State Dam Safety Program |