Platte River Trib Watershed Dam 8-C Reservoir Report

Last Updated: December 16, 2025

Platte River Trib Watershed Dam 8-C, located in PARNELL, Missouri, is a key structure designed by USDA NRCS for grade stabilization purposes along the TR-PLATTE RIVER.


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Summary

Completed in 1963, this earth dam stands at a height of 31 feet and spans a length of 440 feet, with a storage capacity of 90 acre-feet. With a moderate hazard potential and a low risk assessment rating, this dam plays a crucial role in managing water resources and reducing the risk of flooding in the area.

Despite its age, Platte River Trib Watershed Dam 8-C has not been rated for its current condition. However, its uncontrolled spillway and lack of outlet gates indicate a straightforward design focused on grade stabilization. The dam's location in Worth County, Missouri, highlights its importance in the local water management infrastructure, with a drainage area of 147.2 square miles and a maximum discharge capacity of 400 cubic feet per second.

As a part of the Kansas City District and owned by the local government, Platte River Trib Watershed Dam 8-C serves as a testament to the efforts of the Natural Resources Conservation Service in ensuring the safety and efficiency of water resource management in the region. With its strategic placement along the Platte River tributary system, this dam stands as a vital asset for protecting communities and ecosystems from the impacts of extreme weather events and sustaining the health of the local watershed.

Year Completed

1963

Dam Length

440

Dam Height

31

River Or Stream

TR-PLATTE RIVER

Primary Dam Type

Earth

Surface Area

1

Hydraulic Height

31

Drainage Area

147.2

Nid Storage

90

Structural Height

31

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

31
       
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.