Duwayne Slaathaug #1
Duwayne Slaathaug #1 is an earth dam located in Stanley County, South Dakota, built in 1963. It carries a Low hazard potential classification.
About Duwayne Slaathaug #1
The primary purpose of Duwayne Slaathaug #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 Wilson Wyly (private). It impounds the Trib. Bad River near Fort Pierre.
The dam stands 28 feet tall and stretches 370 feet across, and has a maximum storage capacity of 53 acre-feet. Completed in 1963, 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 | Fort Pierre |
| River/Stream | Trib. Bad River |
| Coordinates | 44.21666, -100.39499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 370 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 29 acre-ft |
| Max Discharge | 437 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WILSON WYLY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01559 |
| Federal ID | SD01559 |
| More Info | State Dam Safety Program |