L. M. Hanson
L. M. Hanson is an earth dam located in Hyde County, South Dakota, built in 1956. It carries a Low hazard potential classification.
About L. M. Hanson
The primary purpose of L. M. Hanson 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 L.m. Hanson (private). It impounds the South Medicine Creek.
The dam stands 21 feet tall and stretches 360 feet across, and has a maximum storage capacity of 126 acre-feet. Completed in 1956, 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 | Hyde |
| Nearest City | None |
| River/Stream | South Medicine Creek |
| Coordinates | 44.47554, -99.62852 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 360 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 126 acre-ft |
| Max Storage | 126 acre-ft |
| Normal Storage | 62 acre-ft |
| Max Discharge | 1,320 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | L.M. HANSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00285 |
| Federal ID | SD00285 |
| More Info | State Dam Safety Program |