Is the San Antonio River flooding?
The San Antonio River is tracked by 10 USGS streamgauges in Texas. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the San Antonio River is running normal, rising toward flood stage, or already flooding. Right now, every gauge on the San Antonio River is below flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Texas river levels.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| San Antonio River at Mitchell St, San Antonio, TX | No flooding | 4.33 ft | 13 ft | |
| San Antonio River at Loop 410, San Antonio, TX | No flooding | 3.71 ft | 12 ft | |
| San Antonio River near Elmendorf, TX | No flooding | 9.96 ft | 35 ft | |
| San Antonio River near Floresville, TX | No flooding | 4.18 ft | 27 ft | |
| San Antonio River near Falls City, TX | No flooding | 0.97 ft | 12 ft | |
| San Antonio River at SH 72 near Runge, TX | No flooding | 11.08 ft | 27 ft | |
| San Antonio River at Goliad, TX | No flooding | 5.18 ft | 25 ft | |
| San Antonio River at San Antonio, TX | No flood stage defined | 3.98 ft | — | |
| San Antonio River near Braunig Lake near Elmendorf, TX | No flood stage defined | 11.62 ft | — | |
| San Antonio River near McFaddin, TX | No flood stage defined | 18.24 ft | — |
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.