Cub Creek 8-c

Cub Creek 8-c is an earth dam located in Jefferson County, Nebraska, built in 1979. It carries a Low hazard potential classification and has a satisfactory condition assessment.

Hazard potentialLowFailure would cause limited damage
ConditionSatisfactoryBest of 4 ratings
Emergency action planNot reported
Last inspection10/01/2020
Height36 ft
Built197947 years ago

Dam profile

NID height · 36 ft
36 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

36 ft tall and 1,136 ft long, taller than 82% 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 Cub Creek 8-c

The primary purpose of Cub Creek 8-c is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Lower Big Blue Natural Resources District (local government). It impounds the Tr-cub Creek near Beatrice.

The dam stands 36 feet tall and stretches 1,136 feet across, creates a reservoir covering 44 acres, has a maximum storage capacity of 1,403 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1979, the structure is 47 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/01/2020.

At 36 feet, this dam is taller than 82% of dams nationwide.

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Location

StateNebraska
CountyJefferson
Nearest CityBeatrice
River/StreamTr-cub Creek
Coordinates40.23130, -96.96623

Physical Characteristics

Dam TypeEarth
NID Height36 ft
Dam Height32 ft
Dam Length1,136 ft
Year Completed1979 (47 years old)

Storage & Hydraulics

NID Storage1,403 acre-ft
Max Storage1,403 acre-ft
Normal Storage207 acre-ft
Surface Area44 acres
Drainage Area4 sq mi
Max Discharge286 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerLower Big Blue Natural Resources District
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection10/01/2020
Emergency Action PlanNot Required

Identifiers

NID IDNE00677
Federal IDNE00677
More InfoState Dam Safety Program