Milner Lake Dam Reservoir Report

Last Updated: January 10, 2026

Milner Lake Dam, located in Eureka, Missouri, stands as a vital structure along the Meramec River.


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Summary

This private dam, primarily constructed of earth with buttress core types, reaches a height of 34 feet and has a storage capacity of 69 acre-feet. While the dam's purpose and completion year remain unspecified, its critical role in water resource management is evident through its high hazard potential and lack of recent condition assessment.

Despite being uninspected since 1996, Milner Lake Dam continues to serve as a key component in flood control and water storage within the region. With a surface area of 5 acres and a drainage area of 26 square miles, this dam plays a crucial role in managing water flow along the Meramec River. Despite its high hazard potential and lack of recent inspections, Milner Lake Dam remains an essential structure for both water resource and climate enthusiasts to monitor and understand in the broader context of dam safety and infrastructure resilience.

Dam Height

34

River Or Stream

MERAMEC

Primary Dam Type

Earth

Surface Area

5

Drainage Area

26

Nid Storage

69

Structural Height

34

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

34
       
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.