Bachman Lake Dam

Bachman Lake Dam is an earth dam located in Dallas County, Texas, built in 1901. It carries a High hazard potential classification and has a unsatisfactory condition assessment.

About Bachman Lake Dam

The primary purpose of Bachman Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Arcadis Us Inc;city Of Dallas (local government). It impounds the Bachman Branch near Dallas.

The dam stands 35 feet tall and stretches 1,800 feet across, creates a reservoir covering 50 acres, has a maximum storage capacity of 2,460 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1901, the structure is over a century 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 05/21/2024.

At 35 feet, this dam is taller than 82% 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
CountyDallas
Nearest CityDallas
River/StreamBachman Branch
Coordinates32.84868, -96.87130

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height35 ft
Dam Length1,800 ft
Year Completed1901 (125 years old)

Storage & Hydraulics

NID Storage2,460 acre-ft
Max Storage2,460 acre-ft
Normal Storage959 acre-ft
Surface Area50 acres
Drainage Area12 sq mi
Max Discharge28,648 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerARCADIS US INC;CITY OF DALLAS
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentUnsatisfactory
Last Inspection05/21/2024
Emergency Action PlanYes

Identifiers

NID IDTX00830
Federal IDTX00830
More InfoState Dam Safety Program

Nearby Dams