Rich Lake Reservoir Report

Last Updated: December 5, 2025

Rich Lake, also known as Bokchito LLC, is a private water resource located in Bryan County, Oklahoma.


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Summary

Owned by private entities, this reservoir serves primarily for irrigation purposes and was completed in 2002 by designer Charles Sullivan. It is regulated by the Oklahoma Water Resources Board, with state permitting, inspection, and enforcement in place to ensure its proper management.

With a dam height of 44 feet and a storage capacity of 2475 acre-feet, Rich Lake boasts a controlled spillway with a width of 4 feet and a valve outlet gate. Despite its low hazard potential, the risk assessment for this reservoir is very high, with a rating of 1. Regular inspections are conducted every 5 years, with the last assessment taking place in March 2003. While the condition of the dam is currently not rated, measures for risk management and emergency preparedness are yet to be fully implemented.

Situated along the Straight Creek/Boggy River, Rich Lake is a vital water source in the region, serving the local agricultural community with its irrigation capabilities. Although the reservoir's risk potential is deemed high, ongoing efforts are being made to ensure its safety and reliability for the future. For water resource and climate enthusiasts, Rich Lake presents an intriguing case study in the management and assessment of private water structures in Oklahoma.

Year Completed

2002

Dam Height

44

River Or Stream

STRAIGHT CREEK/BOGGY RIVER

Primary Dam Type

Earth

Nid Storage

2475

Outlet Gates

Valve - 1

Hazard Potential

Low

Nid Height

44
       
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.