Big Creek-Hurricane Creek B- 18 Reservoir Report

Last Updated: December 19, 2025

Big Creek-Hurricane Creek B-18 is a local government-owned dam located in Carroll, Missouri, along the Big Creek river.


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Summary

Designed by USDA NRCS and completed in 1992, this earth dam stands at a height of 26 feet and has a structural height of 29 feet. Its primary purpose is flood risk reduction, with a storage capacity of 137 acre-feet and a drainage area of 180 square miles.

With a low hazard potential and a moderate risk assessment rating, Big Creek-Hurricane Creek B-18 plays a crucial role in managing flood risks in the area. The dam features an uncontrolled spillway with a width of 30 feet and serves as a protective barrier against potential inundation events. Despite not being state-regulated or inspected since 2000, this dam continues to provide essential flood protection for the community, showcasing its importance in water resource management and climate resilience efforts.

Although not currently rated for condition assessment, Big Creek-Hurricane Creek B-18 remains a vital infrastructure for the region, with its earth construction and stone core design ensuring stability and reliability in flood risk reduction. As water resource and climate enthusiasts, understanding the significance of dams like Big Creek-Hurricane Creek B-18 highlights the importance of sustainable infrastructure for safeguarding communities against the impacts of extreme weather events and promoting overall resilience in the face of changing climate patterns.

Year Completed

1992

Dam Length

565

Dam Height

26

River Or Stream

BIG CREEK

Primary Dam Type

Earth

Surface Area

5.1

Hydraulic Height

24

Drainage Area

180

Nid Storage

137

Structural Height

29

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

29
       
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.