Niemi No.5 is an earth dam located in Harding County, South Dakota, built in 1957. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height14 ft
Built195769 years ago

Dam profile

NID height · 14 ft
14 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

14 ft tall and 330 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Niemi No.5

The primary purpose of Niemi No.5 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 John Niemi (private). It impounds the Box Elder Creek.

The dam stands 14 feet tall and stretches 330 feet across, and has a maximum storage capacity of 108 acre-feet. Completed in 1957, 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

StateSouth Dakota
CountyHarding
River/StreamBox Elder Creek
Coordinates45.66238, -103.52367

Physical Characteristics

Dam TypeEarth
NID Height14 ft
Dam Height14 ft
Dam Length330 ft
Year Completed1957 (69 years old)

Storage & Hydraulics

NID Storage108 acre-ft
Max Storage108 acre-ft
Normal Storage100 acre-ft
Max Discharge1,260 cfs

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerJohn Niemi
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDSD00621
Federal IDSD00621
More InfoState Dam Safety Program