Santa Ana River near Mentone (River Only) CA

San Bernardino County, California · USGS gauge 11051499 · Santa Ana River flood status · California river levels

Is Santa Ana River near Mentone (River Only) CA flooding right now?

Santa Ana River near Mentone (River Only) CA measured 5.91 ft on 2026-10-27 16:45:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height

5.91 ft

as of 76 min ago

Streamflow

0 cfs

data refreshed 15 min ago

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Nearby gauges

Gauge	Distance	County
Sar Supp Gage near Mentone CA	0.0 mi	San Bernardino County
Plunge C near East Highlands CA	2.4 mi	San Bernardino County
City C near Highland CA	5.6 mi	San Bernardino County
Sand Canyon C near Highland CA	7.9 mi	San Bernardino County
San Timoteo C near Loma Linda CA	10.1 mi	San Bernardino County

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.

Sources: USGS monitoring location