Shyne 1
Shyne 1 is an earth dam located in Pennington County, South Dakota, built in 1953. It carries a Low hazard potential classification.
About Shyne 1
The primary purpose of Shyne 1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Joseph M. Lytle (private). It impounds the Tr-cheyenne.
The dam stands 25 feet tall and stretches 700 feet across, and has a maximum storage capacity of 330 acre-feet. Completed in 1953, 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 | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-cheyenne |
| Coordinates | 44.11666, -102.45832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 700 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 330 acre-ft |
| Max Storage | 330 acre-ft |
| Normal Storage | 192 acre-ft |
| Max Discharge | 1,500 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | JOSEPH M. LYTLE |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00990 |
| Federal ID | SD00990 |
| More Info | State Dam Safety Program |