Hematite Lake Dam Reservoir Report

Last Updated: December 5, 2025

Hematite Lake Dam, located in Knob Lick, Missouri, serves as a crucial water supply source in the region.


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Summary

Built in 1944, this gravity dam stands at a height of 24 feet and has a storage capacity of 2825 acre-feet, with a normal storage level of 1760 acre-feet. The dam is situated on the St. Francois River and covers a surface area of 220 acres, draining an area of 10,250 acres.

With a low hazard potential and a condition assessment of "Not Rated", Hematite Lake Dam provides reliable water storage for the surrounding area. Although it is privately owned and not regulated by the state, the dam continues to playttention to its environmental impact and safety measures to ensure the well-being of the community and the ecosystem. As a prominent feature in the landscape, Hematite Lake Dam stands as a testament to the importance of water resource management in the face of changing climate conditions.

Year Completed

1944

Dam Height

24

River Or Stream

ST FRANCOIS RIVER

Primary Dam Type

Gravity

Surface Area

220

Drainage Area

10250

Nid Storage

2825

Structural Height

24

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

24
       
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.