Big Creek-Hurricane Creek T- 3 Reservoir Report

Last Updated: December 19, 2025

Big Creek-Hurricane Creek T- 3 is a local government-owned earth dam located in Carroll, Missouri.


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Summary

Built in 1995 by the USDA NRCS, this dam serves the primary purpose of flood risk reduction along the TR-Big Creek, with a structural height of 32 feet and a hydraulic height of 24 feet. The dam has a capacity for 122 acre-feet of storage and covers a surface area of 7 acres, with a drainage area of 268.8 square miles.

Despite its low hazard potential, the dam is considered to have a moderate risk level, indicating the need for ongoing monitoring and risk management measures. The spillway type for Big Creek-Hurricane Creek T- 3 is uncontrolled, with a spillway width of 20 feet. While the dam has not been rated for condition assessment, its normal storage capacity is 40 acre-feet, and it has a maximum discharge capacity of 212 cubic feet per second.

Overall, Big Creek-Hurricane Creek T- 3 plays a crucial role in mitigating flood risks in the area and is a key component of water resource management in Carroll, Missouri. Its construction and design by the Natural Resources Conservation Service reflect a commitment to safeguarding the local environment and community from the impacts of extreme weather events.

Year Completed

1995

Dam Length

615

Dam Height

26.2

River Or Stream

TR-BIG CREEK

Primary Dam Type

Earth

Surface Area

7

Hydraulic Height

24

Drainage Area

268.8

Nid Storage

122

Structural Height

32

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

32
       
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.