Rita Blanca Creek Reservoir Dam

Rita Blanca Creek Reservoir Dam is an earth dam located in Hartley County, Texas, built in 1940. It carries a High hazard potential classification and has a fair condition assessment.

About Rita Blanca Creek Reservoir Dam

The primary purpose of Rita Blanca Creek Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Dalhart (local government). It impounds the Rita Blanca Creek.

The dam stands 75 feet tall and stretches 2,200 feet across, creates a reservoir covering 498 acres, has a maximum storage capacity of 13,600 acre-feet, and collects water from a drainage area of 1,062 square miles. Completed in 1940, 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. 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 03/20/2024.

At 75 feet, this dam is taller than 97% of all dams in the United States.

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
CountyHartley
River/StreamRita Blanca Creek
Coordinates36.02529, -102.49631

Physical Characteristics

Dam TypeEarth
NID Height75 ft
Dam Height75 ft
Dam Length2,200 ft
Year Completed1940 (86 years old)

Storage & Hydraulics

NID Storage13,600 acre-ft
Max Storage13,600 acre-ft
Normal Storage11,507 acre-ft
Surface Area498 acres
Drainage Area1,062 sq mi
Max Discharge2 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCITY OF DALHART
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection03/20/2024
Emergency Action PlanYes

Identifiers

NID IDTX03746
Federal IDTX03746
More InfoState Dam Safety Program