Richmond Reservoir Report

Last Updated: December 14, 2025

Richmond, a privately owned dam located in Woodward, Oklahoma, was designed by the USDA NRCS and completed in 1960.


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Summary

This earth dam, standing at 27 feet high with a hydraulic height of 25 feet, serves as a vital structure on the TR-LONG CREEK river and has a primary purpose classified as "Other." Despite being regulated by the OWRB and requiring state permitting, inspection, and enforcement, the dam has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment.

With a normal storage capacity of 22 acre-feet and a maximum storage of 75 acre-feet, Richmond covers a surface area of 3 acres and has a controlled spillway type with a width of 1 foot. The dam's primary use remains unspecified, while its risk assessment is noted as "Very High (1)" due to certain factors. Although the dam has not been modified in recent years and lacks certain emergency preparedness measures, it continues to be a key feature in the water resource infrastructure of the region. Richmond's presence contributes to the conservation and management of water resources, showcasing the importance of proper dam maintenance and regulatory oversight in the face of climate-related challenges.

Year Completed

1960

Dam Length

212

Dam Height

27

River Or Stream

TR-LONG CREEK

Primary Dam Type

Earth

Surface Area

3

Hydraulic Height

25

Nid Storage

75

Structural Height

27

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

27
       
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.