Allen Stirling Number 1
Allen Stirling Number 1 is an earth dam located in Stanley County, South Dakota, built in 1959. It carries a Low hazard potential classification.
About Allen Stirling Number 1
The primary purpose of Allen Stirling Number 1 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 Harold Stirling (private). It impounds the Trib. Powell Creek near Fortpierre.
The dam stands 25 feet tall and stretches 500 feet across, and has a maximum storage capacity of 55 acre-feet. Completed in 1959, 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 | Stanley |
| Nearest City | Fortpierre |
| River/Stream | Trib. Powell Creek |
| Coordinates | 44.38833, -100.71666 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 500 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 24 acre-ft |
| Max Discharge | 1,000 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | HAROLD STIRLING |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01579 |
| Federal ID | SD01579 |
| More Info | State Dam Safety Program |