Little Alamo Lake Dam

Little Alamo Lake Dam is an earth dam located in La Salle County, Texas, built in 1964. It carries a Low hazard potential classification.

About Little Alamo Lake Dam

The primary purpose of Little Alamo 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 Pat Welder (private). It impounds the Tr-green Branch.

The dam stands 16 feet tall and stretches 1,025 feet across, creates a reservoir covering 29 acres, and has a maximum storage capacity of 448 acre-feet. Completed in 1964, the structure is well into its service life at over 50 years old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateTexas
CountyLa Salle
River/StreamTr-green Branch
Coordinates28.25273, -98.81539

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length1,025 ft
Year Completed1964 (62 years old)

Storage & Hydraulics

NID Storage448 acre-ft
Max Storage448 acre-ft
Normal Storage128 acre-ft
Surface Area29 acres
Spillway TypeNone

Ownership & Safety

PurposeWater Supply
OwnerPAT WELDER
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDTX01995
Federal IDTX01995
More InfoState Dam Safety Program

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