Bulgrin York County Dam Reservoir Report

Last Updated: December 6, 2025

Bulgrin York County Dam, located in Beaver Crossing, Nebraska, was completed in 1979 with the primary purpose of flood risk reduction along the TR-Beaver Creek.


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Summary

This earth dam stands at a height of 32 feet, with a hydraulic height of 31 feet and a structural height of 36 feet, stretching 504 feet in length. With a normal storage capacity of 22 acre-feet and a maximum storage of 86 acre-feet, this low hazard potential dam covers a surface area of 4 acres and serves a drainage area of 0.3 square miles.

Managed by the local government, the dam is regulated and inspected by the Nebraska Department of Natural Resources. The condition assessment in April 2018 deemed it satisfactory, with an inspection frequency of every 5 years. The dam's hazard potential is low, and it is designed to handle a maximum discharge of 420 cubic feet per second. Despite its relatively modest size, Bulgrin York County Dam plays a crucial role in protecting the surrounding area from potential flooding events, highlighting its importance in the region's water resource management.

Water resource and climate enthusiasts will appreciate the strategic placement and design of Bulgrin York County Dam, which not only serves as a flood risk reduction measure but also contributes to the overall water management in York County, Nebraska. With its earth construction and stone core, the dam stands as a reliable infrastructure asset that ensures the safety and security of the local community. As climate change brings about more unpredictable weather patterns, the significance of such structures in safeguarding against flooding becomes increasingly vital, making Bulgrin York County Dam a noteworthy feature in the region's water resource landscape.

Year Completed

1979

Dam Length

504

Dam Height

32

River Or Stream

TR-BEAVER CREEK

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

31

Drainage Area

0.3

Nid Storage

86

Structural Height

36

Hazard Potential

Low

Foundations

Soil

Nid Height

36
       
Seasonal Comparison

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Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.