Wells Branch Mills Pond Dam

Wells Branch Mills Pond Dam is an earth dam located in Travis County, Texas, built in 1995. It carries a High hazard potential classification and has a fair condition assessment.

About Wells Branch Mills Pond Dam

The primary purpose of Wells Branch Mills Pond 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 Wells Branch Mud (local government). It impounds the Tr-wells Branch near Austin.

The dam stands 17 feet tall and stretches 500 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1995, the structure is 31 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/05/2020.

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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyTravis
Nearest CityAustin
River/StreamTr-wells Branch
Coordinates30.45005, -97.68017

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Height17 ft
Dam Length500 ft
Year Completed1995 (31 years old)

Storage & Hydraulics

NID Storage70 acre-ft
Max Storage70 acre-ft
Normal Storage12 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge4,213 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerWELLS BRANCH MUD
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/05/2020
Emergency Action PlanYes

Identifiers

NID IDTX06694
Federal IDTX06694
More InfoState Dam Safety Program

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