Fort Phantom Hill Dam

Fort Phantom Hill Dam is an earth dam located in Jones County, Texas, built in 1938. It carries a High hazard potential classification and has a fair condition assessment.

About Fort Phantom Hill Dam

The primary purpose of Fort Phantom Hill 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 City Of Abilene (local government). It impounds the Big Elm Creek near Nugent.

The dam stands 84 feet tall and stretches 3,740 feet across, creates a reservoir covering 4,246 acres, has a maximum storage capacity of 136,076 acre-feet, and collects water from a drainage area of 481 square miles. Completed in 1938, 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 06/03/2021.

At 84 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
CountyJones
Nearest CityNugent
River/StreamBig Elm Creek
Coordinates32.61697, -99.66845

Physical Characteristics

Dam TypeEarth
NID Height84 ft
Dam Height84 ft
Dam Length3,740 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage136,076 acre-ft
Max Storage136,076 acre-ft
Normal Storage70,300 acre-ft
Surface Area4,246 acres
Drainage Area481 sq mi
Max Discharge307,800 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerCITY OF ABILENE
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection06/03/2021
Emergency Action PlanYes

Identifiers

NID IDTX02483
Federal IDTX02483
More InfoState Dam Safety Program

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