4b Farms Dam Reservoir Report

Last Updated: December 5, 2025

4b Farms Dam, located in Comanche, Texas, is a privately owned earth dam primarily used for irrigation purposes.


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Summary

Built in 1971, this dam stands at a height of 31 feet and stretches 650 feet in length, with a storage capacity of 32 acre-feet. With a surface area of 2.1 acres, it serves as a crucial water resource for the surrounding area, particularly for agricultural activities.

Despite being privately owned, the dam is not regulated by the state and has not been rated for its condition assessment. However, it poses a high risk due to its hazard potential and lack of spillway. The dam, situated on the OFF CH-SABANA RIVER, is not equipped with locks or spillways, making it susceptible to potential emergencies. Water resource and climate enthusiasts may find interest in monitoring the risk management measures and emergency preparedness of 4b Farms Dam to ensure the safety and sustainability of its operations.

While the dam has not undergone recent inspections or been assessed for its condition, its significance in providing irrigation water to the region cannot be understated. As water resources become increasingly stressed due to climate change, understanding the risk factors associated with dams like 4b Farms Dam becomes essential for mitigating potential hazards and ensuring the continued availability of water for agricultural purposes in the area.

Year Completed

1971

Dam Length

650

Dam Height

31

River Or Stream

OFF CH-SABANA RIVER

Primary Dam Type

Earth

Surface Area

2.1

Hydraulic Height

31

Nid Storage

32

Structural Height

31

Outlet Gates

None - 1

Hazard Potential

Not Available

Foundations

Unlisted/Unknown

Nid Height

31
       
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.