Carlton Lake Dam Reservoir Report

Last Updated: December 19, 2025

Carlton Lake Dam, located in Livingston County, Missouri, was completed in 1978 with a primary purpose of serving as a Fish and Wildlife Pond.


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Summary

This earth dam stands at a height of 17 feet and has a length of 430 feet, providing a maximum storage capacity of 78 acre-feet. Situated on the TR-Thompson River, the dam's low hazard potential and moderate risk assessment make it a key feature for fire protection, stock, grade stabilization, and recreational activities in the area.

Managed by a private owner, Carlton Lake Dam has not been regulated or inspected by state authorities. With a spillway width of 38 feet and uncontrolled spillway type, the dam ensures a maximum discharge of 275 cubic feet per second, supporting the ecological balance of the surrounding area. Although the dam's condition is currently not rated, its strategic location and purpose in preserving wildlife and water resources make it a valuable asset for climate and water resource enthusiasts seeking to explore sustainable conservation practices in the region.

The dam's structural composition of stone core and soil foundation underscores its reliability and longevity in maintaining the normal storage capacity of 61 acre-feet. Despite the absence of a formal Emergency Action Plan and regular inspections, Carlton Lake Dam serves as a vital component in the overall risk management strategy of the area, with a focus on mitigating potential hazards and ensuring the safety of the community. As an essential feature for wildlife preservation and recreational activities, the dam stands as a testament to the harmonious coexistence of human development and environmental conservation efforts in the region.

Year Completed

1978

Dam Length

430

Dam Height

17

River Or Stream

TR-THOMPSON RIVER

Primary Dam Type

Earth

Surface Area

15

Hydraulic Height

17

Drainage Area

224

Nid Storage

78

Structural Height

17

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

17
       
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.