Lake Johnson City Dam

Texas — Blanco County — PEDERNALES RIVER

Location

StateTexas
CountyBlanco
RiverPEDERNALES RIVER
Coordinates30.28752, -98.39614

Physical Characteristics

NID Height15 ft
Dam Height15 ft
Dam Length590 ft
NID Storage345 acre-ft
Max Storage345 acre-ft
Surface Area42 acres

Safety Classification

Hazard PotentialLow
Condition AssessmentSatisfactory
EAP StatusNot Required
Last InspectionMarch 25, 2021
Inspection Frequency

Dam Information

Year Completed1967
Primary PurposeWater Supply
Dam TypeButtress
Owner TypeLocal Government
OwnerCITY OF JOHNSON CITY

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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