River gauges›Texas
RIVER GAUGE · SAN ANTONIO RIVER

San Antonio River at Elmendorf

Bexar County, Texas

Water level9.21 ft
Flow121 cfs
Last readingSep 16, 2026, 4:30 PM UTC (last recorded)
Action33 ft4,798 cfs
Minor flood35 ft6,401 cfs
Moderate flood39 ft10,800 cfs
Major flood48 ft23,752 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Oct 18, 199864.2 ft75,000 cfs
Jul 5, 200263.16 ft66,000 cfs
Sep 26, 194661 ft—

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