Witt Dam Reservoir Report

Last Updated: December 15, 2025

Witt Dam, located in Macon, Missouri, is a privately owned Earth dam completed in 1997 for the primary purpose of Grade Stabilization along the Musselfork River.


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Summary

Standing at a height of 27.9 feet with a hydraulic height of 25 feet, this dam spans a length of 2250 feet and has a maximum storage capacity of 22 acre-feet. Despite its low hazard potential and moderate risk assessment rating, Witt Dam is not state-regulated and does not currently have a formal emergency action plan in place.

The dam's spillway, of uncontrolled type with a width of 10 feet, serves to manage maximum discharge rates of up to 22.7 cubic feet per second. While Witt Dam does not have any outlet gates or associated structures, it plays a crucial role in regulating water flow and preventing erosion in the area. The dam's location in Macon, Missouri, showcases its importance in maintaining the ecological balance of the Musselfork River and surrounding watershed, making it a significant feature for water resource and climate enthusiasts to monitor and appreciate.

With its stone core and soil foundation, Witt Dam exemplifies the synergy between natural materials and engineering design in water management systems. Despite not being state-regulated or inspected, the dam's construction and purpose highlight the importance of private stewardship in maintaining water resources and mitigating environmental risks. As water enthusiasts and climate advocates, understanding the role of structures like Witt Dam in safeguarding ecosystems and controlling water flow is crucial for promoting sustainable water management practices and preserving the health of our rivers and streams.

Year Completed

1997

Dam Length

2250

Dam Height

27.9

River Or Stream

MUSSELFORK

Primary Dam Type

Earth

Surface Area

5

Hydraulic Height

25

Drainage Area

50

Nid Storage

22

Structural Height

30

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

30
       
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.