Clear Fork Trinity River Ws Scs Site 30 Dam

Clear Fork Trinity River Ws Scs Site 30 Dam is an earth dam located in Parker County, Texas, built in 1958. It carries a High hazard potential classification and has a unsatisfactory condition assessment.

About Clear Fork Trinity River Ws Scs Site 30 Dam

The primary purpose of Clear Fork Trinity River Ws Scs Site 30 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 Parker County;parker County Swcd (local government). It impounds the Holder Creek.

The dam stands 37 feet tall and stretches 1,350 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 542 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1958, 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. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 06/25/2021.

At 37 feet, this dam is taller than 84% 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.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardUnsatisfactory ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyParker
River/StreamHolder Creek
Coordinates32.78022, -97.75152

Physical Characteristics

Dam TypeEarth
NID Height37 ft
Dam Height37 ft
Dam Length1,350 ft
Year Completed1958 (68 years old)

Storage & Hydraulics

NID Storage542 acre-ft
Max Storage542 acre-ft
Normal Storage71 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge2,172 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerPARKER COUNTY;PARKER COUNTY SWCD
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentUnsatisfactory
Last Inspection06/25/2021
Emergency Action PlanYes

Identifiers

NID IDTX01199
Federal IDTX01199
More InfoState Dam Safety Program

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