Bill Trask
Bill Trask is an earth dam located in Pennington County, South Dakota, built in 1964. It carries a Low hazard potential classification.
About Bill Trask
The primary purpose of Bill Trask is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Jim Bloom Lavon Shearer (private). It impounds the Trib Cheyene.
The dam stands 32 feet tall and stretches 925 feet across, and has a maximum storage capacity of 260 acre-feet. Completed in 1964, 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.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Trib Cheyene |
| Coordinates | 44.21333, -102.35166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 925 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 260 acre-ft |
| Max Storage | 260 acre-ft |
| Normal Storage | 190 acre-ft |
| Max Discharge | 12,600 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JIM BLOOM LAVON SHEARER |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01970 |
| Federal ID | SD01970 |
| More Info | State Dam Safety Program |