Is the Colorado River flooding?

Arizona · 7 gauges · Arizona river levels

The Colorado River is tracked by 7 USGS streamgauges in Arizona. 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 Colorado River is running normal, rising toward flood stage, or already flooding. 0 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 Arizona river levels.

data refreshed 8 min ago

Readings may be delayed; check each observation time below. This gauge summary does not rule out flooding on unmonitored stretches or nearby streets.

River facts

The longest-running gauge on this river is Colorado River near Grand Canyon, AZ. The highest level ever recorded there was 37.50 ft in 1884, carrying 210,000 cfs. Peak records there go back to 1884 (104 annual peaks). It is currently at 15.18 ft, 22.3 ft below that record.

Drains 141,600 sq mi · gauge elevation 2,419 ft · source: USGS peak-flow record

GaugeStatusStageFlood stageUpdated
Colorado River below Glen Canyon Dam, AZNo current data
Colorado River above Little Colorado River near Desert ViewNo current data
Colorado River near Grand Canyon (Stonehouse)No current data
Colorado River above National Canyon near SupaiNo current data
Colorado River below Cibola Valley, Az.No current data
Colorado River at Lees Ferry, AZNo flood stage defined8.26 ft
Colorado River near Grand Canyon, AZNo flood stage defined15.18 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.