Norman Schillinstad
Norman Schillinstad is an earth dam located in Walworth County, South Dakota, built in 1954. It carries a Low hazard potential classification.
About Norman Schillinstad
The primary purpose of Norman Schillinstad 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 Norman Schillingstad (private). It impounds the Tr Missouri.
The dam stands 20 feet tall and stretches 450 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 142 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1954, 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. The most recent inspection on record was 10/26/1979. That was over 46 years ago.
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Location
| State | South Dakota |
| County | Walworth |
| Nearest City | None |
| River/Stream | Tr Missouri |
| Coordinates | 45.56332, -100.34999 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 450 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 142 acre-ft |
| Max Storage | 142 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,800 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | NORMAN SCHILLINGSTAD |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 10/26/1979 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00756 |
| Federal ID | SD00756 |
| More Info | State Dam Safety Program |