Wolf Dam is an earth dam located in Lake County, South Dakota, built in 2009. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height26 ft
Built200917 years ago

Dam profile

NID height · 26 ft
26 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

26 ft tall and 340 ft long, taller than 55% of U.S. dams with a recorded height. 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 Wolf Dam

The primary purpose of Wolf Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Thomas Wolf (private). It impounds the Tr Lake Madison.

The dam stands 26 feet tall and stretches 340 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 2009, the structure is relatively new.

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
CountyLake
River/StreamTr Lake Madison
Coordinates43.96531, -97.10213

Physical Characteristics

Dam TypeEarth
NID Height26 ft
Dam Height26 ft
Dam Length340 ft
Year Completed2009 (17 years old)

Storage & Hydraulics

NID Storage128 acre-ft
Max Storage128 acre-ft
Normal Storage68 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge2,235 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerThomas Wolf
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDSD02574
Federal IDSD02574
More InfoState Dam Safety Program