Walker Lake Dam

Walker Lake Dam is an earth dam located in Hidalgo County, Texas, built in 1927. It carries a High hazard potential classification.

About Walker Lake Dam

Walker Lake Dam is a dam in Hidalgo, Texas. The dam is owned by Hidalgo County Irrigation District 6 (local government). It impounds the Tributary Of Rio Grande.

The dam stands 12 feet tall and stretches 2,495 feet across, creates a reservoir covering 115 acres, has a maximum storage capacity of 797 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1927, the structure is well-established, with more than 75 years of service.

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 04/02/2024.

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 HazardNot Rated ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyHidalgo
River/StreamTributary Of Rio Grande
Coordinates26.23315, -98.46971

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Height12 ft
Dam Length2,495 ft
Year Completed1927 (99 years old)

Storage & Hydraulics

NID Storage797 acre-ft
Max Storage797 acre-ft
Normal Storage530 acre-ft
Surface Area115 acres
Drainage Area0 sq mi
Max Discharge2 cfs
Spillway TypeUncontrolled

Ownership & Safety

OwnerHIDALGO COUNTY IRRIGATION DISTRICT 6
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentNot Rated
Last Inspection04/02/2024
Emergency Action PlanYes

Identifiers

NID IDTX07063
Federal IDTX07063
More InfoState Dam Safety Program

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