Herpolsheimer Dam

Herpolsheimer Dam is a concrete dam located in Seward County, Nebraska, built in 1956. It carries a Low hazard potential classification and has a poor condition assessment.

Hazard potentialLowFailure would cause limited damage
ConditionPoor3rd of 4 · remedial action needed
Emergency action planNot reported
Last inspection04/18/2019
Height16 ft
Built195670 years ago

Dam profile

NID height · 16 ft
16 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

16 ft tall and 100 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.

About Herpolsheimer Dam

The primary purpose of Herpolsheimer Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by R Scott & Glenda M Sloup (private). It impounds the Big Blue River near Staplehurst.

The dam stands 16 feet tall and stretches 100 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 130 acre-feet, and collects water from a drainage area of 594 square miles. 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/18/2019.

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Location

StateNebraska
CountySeward
Nearest CityStaplehurst
River/StreamBig Blue River
Coordinates40.98927, -97.17703

Physical Characteristics

Dam TypeConcrete
NID Height16 ft
Dam Height9 ft
Dam Length100 ft
Year Completed1956 (70 years old)

Storage & Hydraulics

NID Storage130 acre-ft
Max Storage130 acre-ft
Normal Storage130 acre-ft
Surface Area19 acres
Drainage Area594 sq mi
Max Discharge170 cfs

Ownership & Safety

PurposeIrrigation
OwnerR Scott & Glenda M Sloup
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentPoor
Last Inspection04/18/2019
Emergency Action PlanNot Required

Identifiers

NID IDNE00062
Federal IDNE00062
More InfoState Dam Safety Program