Gerbracht Dam

Gerbracht Dam is an earth dam located in Perkins County, South Dakota, built in 1998. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspection09/01/1999
Height28 ft
Built199828 years ago

Dam profile

NID height · 28 ft
28 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

28 ft tall and 517 ft long, taller than 62% 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 Gerbracht Dam

The primary purpose of Gerbracht 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 Walter Gerbracht (private). It impounds the Little Cedar Creek.

The dam stands 28 feet tall and stretches 517 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 99 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1998, the structure is 28 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 09/01/1999. That was over 27 years ago.

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Location

StateSouth Dakota
CountyPerkins
Nearest CityNone
River/StreamLittle Cedar Creek
Coordinates45.05329, -102.65829

Physical Characteristics

Dam TypeEarth
NID Height28 ft
Dam Height28 ft
Dam Length517 ft
Year Completed1998 (28 years old)

Storage & Hydraulics

NID Storage99 acre-ft
Max Storage99 acre-ft
Normal Storage71 acre-ft
Surface Area8 acres
Drainage Area1 sq mi
Max Discharge1,350 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerWalter Gerbracht
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection09/01/1999
Emergency Action PlanNot Required

Identifiers

NID IDSD02463
Federal IDSD02463
More InfoState Dam Safety Program