Pokorny Dam

Pokorny Dam is an earth dam located in Colfax County, Nebraska, built in 1992. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Pokorny Dam

The primary purpose of Pokorny Dam 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 Village Of Howells (local government). It impounds the Tr-maple Creek near Howells.

The dam stands 31 feet tall and stretches 617 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 129 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1992, the structure is 34 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 09/12/2024.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Nebraska dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNebraska
CountyColfax
Nearest CityHowells
River/StreamTr-maple Creek
Coordinates41.72368, -97.01482

Physical Characteristics

Dam TypeEarth
NID Height31 ft
Dam Height28 ft
Dam Length617 ft
Year Completed1992 (34 years old)

Storage & Hydraulics

NID Storage129 acre-ft
Max Storage129 acre-ft
Normal Storage1 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Max Discharge1,057 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerVillage of Howells
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection09/12/2024
Emergency Action PlanYes

Identifiers

NID IDNE02779
Federal IDNE02779
More InfoState Dam Safety Program

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