Julian Cheney
Julian Cheney is an earth dam located in Pennington County, South Dakota, built in 1950. It carries a Low hazard potential classification.
About Julian Cheney
The primary purpose of Julian Cheney is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Julian Cheney (private). It impounds the Tr-cheyenne.
The dam stands 22 feet tall and stretches 485 feet across, and has a maximum storage capacity of 60 acre-feet. Completed in 1950, 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.
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Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-cheyenne |
| Coordinates | 44.33833, -102.33666 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 485 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 45 acre-ft |
| Max Discharge | 1,250 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JULIAN CHENEY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01971 |
| Federal ID | SD01971 |
| More Info | State Dam Safety Program |