Rosenfelt Dam Reservoir Report

Last Updated: December 5, 2025

Rosenfelt Dam, located in Grandview, Missouri, is a privately owned structure designed by Robert C.


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Summary

Parks, P.E. The dam, completed in 2003, stands at a height of 57 feet and spans a length of 700 feet, holding a maximum storage capacity of 400 acre-feet. The primary purpose of the dam is for recreation, situated on an unnamed tributary to the Blue River with a surface area of 14.3 acres and a drainage area of 160 acres.

Managed by the Dam and Reservoir Safety Program in Missouri, Rosenfelt Dam has a high hazard potential but is currently assessed to be in satisfactory condition. Despite being uncontrolled, the dam features a spillway width of 75 feet to manage maximum discharges of up to 800 cubic feet per second. The dam has state-regulated permitting, inspection, and enforcement, ensuring compliance with safety standards for the surrounding community. With a moderate risk assessment rating of 3, Rosenfelt Dam continues to provide valuable recreational opportunities while prioritizing public safety and environmental protection.

Year Completed

2003

Dam Length

700

Dam Height

57

River Or Stream

UNNAMED TRIB TO BLUE RIVER

Primary Dam Type

Earth

Surface Area

14.3

Drainage Area

160

Nid Storage

400

Structural Height

57

Outlet Gates

None

Hazard Potential

High

Foundations

Rock

Nid Height

57
       
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.