Niewohner Brothers - Thramer Lagoon 1 Dam Reservoir Report

Last Updated: December 15, 2025

Niewohner Brothers - Thramer Lagoon 1 Dam, located in Wheeler, Nebraska, is a privately owned earth dam completed in 2006 along the TR-Cedar River.


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Summary

Standing at a height of 33 feet with a length of 2630 feet, this dam serves a primary purpose of "Other" and has a storage capacity of 330 acre-feet. The dam is regulated by the Nebraska Department of Natural Resources and undergoes regular state inspections to ensure its structural integrity.

With a low hazard potential and a satisfactory condition assessment as of June 2017, the Niewohner Brothers - Thramer Lagoon 1 Dam plays a crucial role in water resource management in the area. The dam's normal storage capacity of 234 acre-feet helps in flood control and water supply management for the surrounding region. Despite its relatively small drainage area of 0.4 square miles, the dam's presence significantly contributes to the overall ecosystem health and climate resilience of the area.

As water resource and climate enthusiasts, understanding the key details of infrastructure like the Niewohner Brothers - Thramer Lagoon 1 Dam is essential for assessing the region's water management practices and resilience to changing climate conditions. With its location along the TR-Cedar River and state-regulated status, this dam stands as a testament to the ongoing efforts to sustainably manage water resources in Nebraska and ensure the safety of communities in the face of potential hazards.

Year Completed

2006

Dam Length

2630

Dam Height

33

River Or Stream

TR-CEDAR RIVER

Primary Dam Type

Earth

Surface Area

14

Hydraulic Height

33

Drainage Area

0.4

Nid Storage

330

Structural Height

33

Hazard Potential

Low

Foundations

Soil

Nid Height

33
       
Seasonal Comparison

Weather Forecast

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.