Texas Basin Reservoir Report

Last Updated: December 13, 2025

Texas Basin, also known as Succor Creek Reservoir, is a private-owned water resource located in Owyhee, Idaho.


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Summary

Built in 1979 by AandE designers, this earth dam stands at a height of 121 feet and has a storage capacity of 6340 acre-feet, primarily used for irrigation purposes. The reservoir is regulated by the Idaho Department of Water Resources, ensuring proper inspection, permitting, and enforcement measures are in place to maintain its structural integrity.

With a drainage area of 51.6 square miles and a spillway width of 26 feet, Texas Basin has a high hazard potential but is currently assessed to be in fair condition as of the last inspection in August 2018. In case of emergencies, a slide gate serves as the outlet point for excess water, and a risk assessment rates the reservoir's risk level as moderate. The reservoir's location along Succor Creek and the Snake River makes it a crucial water source for the surrounding area, emphasizing the importance of proper monitoring and maintenance to ensure its continued functionality for irrigation and water management in the region.

Year Completed

1979

Dam Length

380

Dam Height

121

River Or Stream

SUCCOR CREEK SNAKE RIVER

Surface Area

190

Hydraulic Height

109.3

Drainage Area

51.6

Nid Storage

6340

Outlet Gates

Slide (sluice gate)

Hazard Potential

High

Foundations

Rock, Soil

Nid Height

121
       
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.