Ernst Dam

Ernst Dam is an earth dam located in Atascosa County, Texas, built in 1968. It carries a Low hazard potential classification.

About Ernst Dam

The primary purpose of Ernst Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Walter Ernst (private). It impounds the Tr-macho Creek.

The dam stands 12 feet tall and stretches 850 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 106 acre-feet. Completed in 1968, 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
CountyAtascosa
River/StreamTr-macho Creek
Coordinates28.73904, -98.55237

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Height12 ft
Dam Length850 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage106 acre-ft
Max Storage106 acre-ft
Normal Storage60 acre-ft
Surface Area15 acres
Spillway TypeNone

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerWALTER ERNST
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDTX03158
Federal IDTX03158
More InfoState Dam Safety Program

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