Sd Noname 90
Sd Noname 90 is an earth dam located in Haakon County, South Dakota, built in 1955. It carries a Low hazard potential classification.
About Sd Noname 90
The primary purpose of Sd Noname 90 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 Jefferey N Nelson (private). It impounds the Mitchell Creek-tr.
The dam stands 16 feet tall and stretches 560 feet across, and has a maximum storage capacity of 320 acre-feet. Completed in 1955, 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 10/03/1973. That was over 52 years ago.
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Location
| State | South Dakota |
| County | Haakon |
| Nearest City | None |
| River/Stream | Mitchell Creek-tr |
| Coordinates | 44.22435, -101.40224 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 560 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 320 acre-ft |
| Max Storage | 320 acre-ft |
| Normal Storage | 120 acre-ft |
| Max Discharge | 630 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JEFFEREY N NELSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 10/03/1973 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00712 |
| Federal ID | SD00712 |
| More Info | State Dam Safety Program |