Emerald Lake Dam

Emerald Lake Dam is a dam located in Dallas County, Texas, built in 1997. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Emerald Lake Dam

Emerald Lake Dam is a dam in Dallas, Texas. The dam is owned by City Of Dallas (local government). It impounds the Tributary Of Mountain Creek.

The dam stands 30 feet tall and stretches 580 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 161 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1997, the structure is 29 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/21/2024.

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 HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyDallas
River/StreamTributary Of Mountain Creek
Coordinates32.65370, -96.96517

Physical Characteristics

NID Height30 ft
Dam Height30 ft
Dam Length580 ft
Year Completed1997 (29 years old)

Storage & Hydraulics

NID Storage161 acre-ft
Max Storage161 acre-ft
Normal Storage142 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
Max Discharge1,324 cfs
Spillway TypeControlled

Ownership & Safety

OwnerCITY OF DALLAS
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection05/21/2024
Emergency Action PlanYes

Identifiers

NID IDTX07342
Federal IDTX07342
More InfoState Dam Safety Program

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