Knapple Dam

Knapple Dam is an earth dam located in Dawson County, Nebraska, built in 1960. It carries a Low hazard potential classification.

About Knapple Dam

Knapple Dam is a dam in Dawson, Nebraska. The dam is owned by Gene Hokom (private). It impounds the Tr-buffalo Creek near Overton.

The dam stands 13 feet tall and stretches 395 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 146 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1960, 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. The most recent inspection on record was 01/08/2020.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNebraska
CountyDawson
Nearest CityOverton
River/StreamTr-buffalo Creek
Coordinates40.90918, -99.75302

Physical Characteristics

Dam TypeEarth
NID Height13 ft
Dam Height13 ft
Dam Length395 ft
Year Completed1960 (66 years old)

Storage & Hydraulics

NID Storage146 acre-ft
Max Storage146 acre-ft
Normal Storage4 acre-ft
Surface Area2 acres
Drainage Area3 sq mi

Ownership & Safety

PurposeOther
OwnerGene Hokom
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection01/08/2020
Emergency Action PlanNot Required

Identifiers

NID IDNE01306
Federal IDNE01306
More InfoState Dam Safety Program

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