Dry Devils And Lowrey Ws Scs Site 3 Dam Reservoir Report

Last Updated: December 22, 2025

Dry Devils and Lowrey WS SCS Site 3 Dam, located in Sutton, Texas, serves a crucial role in flood risk reduction along the Dry Devils River.


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Summary

Built in 1961 by the USDA NRCS, this earth dam stands at a height of 38 feet and spans 2460 feet in length, with a storage capacity of 10,643 acre-feet. The dam features a spillway width of 440 feet and is primarily managed by local government authorities under the oversight of the TCEQ.

Despite its age, the dam's condition is assessed as fair, with a moderate risk level assigned. The last inspection in April 2021 indicated that the dam is functioning as intended, with a scheduled inspection frequency of every 5 years. The dam's primary purpose of flood risk reduction is vital for protecting downstream communities and infrastructure from potential flooding events, highlighting the importance of ongoing maintenance and monitoring efforts to ensure its continued effectiveness in safeguarding the region's water resources and climate resilience.

Year Completed

1961

Dam Length

2460

Dam Height

38

River Or Stream

DRY DEVILS RIVER

Primary Dam Type

Earth

Surface Area

50

Hydraulic Height

38

Drainage Area

23.93

Nid Storage

10643

Structural Height

38

Outlet Gates

Slide (sluice gate) - 1, Uncontrolled - 2

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

38
       
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.