Olmos Dam

High HazardNot Rated ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyBexar
Nearest CitySAN ANTONIO
River/StreamOLMOS CREEK
Coordinates29.47350, -98.47414

Physical Characteristics

Dam TypeGravity
NID Height58 ft
Dam Height58 ft
Dam Length1,941 ft
Year Completed1926 (100 years old)

Storage & Hydraulics

NID Storage21,970 acre-ft
Max Storage21,970 acre-ft
Normal Storage15,551 acre-ft
Drainage Area32 sq mi
Max Discharge74,326 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerCITY OF SAN ANTONIO
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentNot Rated
Last Inspection03/08/2018
Emergency Action PlanYes

Identifiers

NID IDTX04313
Federal IDTX04313
More InfoState Dam Safety Program

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