East Fork Above Lavon Ws Scs Site 32 Dam

About East Fork Above Lavon Ws Scs Site 32 Dam

The primary purpose of East Fork Above Lavon Ws Scs Site 32 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Collin County;collin County Swcd (local government). It impounds the Tr-east Fork Trinity River near Mckinney.

The dam stands 39 feet tall and stretches 1,350 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 700 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 02/26/2019. That was 7 years ago, which is on the longer end for a high-hazard structure.

At 39 feet, this dam is taller than 86% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Texas dam safety program can provide more specific information about emergency planning for this structure.

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