Is the San Joaquin River flooding?
The San Joaquin River is tracked by 7 USGS streamgauges in California. 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 Joaquin River is running normal, rising toward flood stage, or already flooding. 2 of 7 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all California river levels.
River facts
The longest-running gauge on this river is San Joaquin River near Newman CA. The highest level ever recorded there was 66.26 ft on 9 April 2006, carrying 24,600 cfs. Peak records there go back to 1868 (114 annual peaks). It is currently at 48.12 ft, 18.1 ft below that record.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| San Joaquin River near Newman CA | No flooding | 48.12 ft | 69.4 ft | |
| San Joaquin River near Vernalis CA | No flooding | 8.05 ft | 29 ft | |
| San Joaquin River near Mendota CA | No current data | — | — | — |
| San Joaquin River below Garwood Bridge a Stockton CA | No current data | — | — | — |
| San Joaquin River below Friant CA | No flood stage defined | 3.02 ft | — | |
| San Joaquin River above Merced River near Newman CA | No flood stage defined | 48.30 ft | — | |
| San Joaquin River near Crows Landing CA | No flood stage defined | 36.68 ft | — |