Tabo Creek Watershed Dam C-33 Reservoir Report

Last Updated: December 12, 2025

Tabo Creek Watershed Dam C-33, located in Lafayette County, Missouri, is a vital infrastructure for grade stabilization purposes in the area.


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Summary

Constructed in 1968 by the USDA NRCS, this earth dam stands at a height of 22 feet and spans a length of 660 feet, with a storage capacity of 212 acre-feet. The dam, situated on TR-Garrison Fork, serves to regulate water flow and prevent erosion in the watershed, with a low hazard potential and moderate risk assessment rating.

Despite being managed by local government authorities, Tabo Creek Watershed Dam C-33 is not subject to state regulation, inspection, or enforcement. The dam features an uncontrolled spillway with a width of 50 feet and is designed to withstand maximum discharges of up to 367 cubic feet per second. While the condition of the dam is currently unrated, its emergency action plan status, inundation maps, and risk management measures remain unspecified. Overall, Tabo Creek Watershed Dam C-33 serves as a crucial component of water resource management in the region, providing vital protection against potential flooding events and ensuring the sustainability of the local ecosystem.

Year Completed

1968

Dam Length

660

Dam Height

22

River Or Stream

TR-GARRISON FORK

Primary Dam Type

Earth

Surface Area

9

Hydraulic Height

22

Drainage Area

130

Nid Storage

212

Structural Height

24

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

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.