Dabney Dam Reservoir Report

Last Updated: January 2, 2026

Dabney Dam, located in Lancaster, Missouri, was completed in 1993 and serves as a grade stabilization structure along the TR-S.


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Summary

FK. NORTH FABIUS R. river. This private-owned dam stands at a height of 34.6 feet with a capacity to store 21 acre-feet of water. The dam primarily consists of earth materials with a stone core and is designed to manage a drainage area of 102.4 square miles.

Despite being classified as having a low hazard potential, Dabney Dam is considered to have a moderate risk level, with a risk assessment rating of 3. The dam does not have any outlet gates or locks, and its spillway is uncontrolled with a width of 15 feet. While the condition of the dam is currently not rated, it has not undergone any recent inspections or assessments. The dam's emergency action plan status, including preparedness and guidelines compliance, is also unclear.

Water resource and climate enthusiasts interested in Dabney Dam can explore its role in grade stabilization along the river, its design characteristics, and its risk assessment profile. The dam presents an opportunity for further study on its structural integrity, emergency preparedness measures, and potential impact on the surrounding area in the event of a breach. With its location in the Kansas City District and the involvement of a private owner, Dabney Dam offers a unique perspective on water management and infrastructure in the region.

Year Completed

1993

Dam Length

233

Dam Height

34.6

River Or Stream

TR-S. FK. NORTH FABIUS R.

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

34

Drainage Area

102.4

Nid Storage

21

Structural Height

30

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

35
       
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.