Arizona River Telemetry & Conditions

Live hydrological monitoring across 2 active USGS streamflow stations and 2 premier river corridors in Arizona. From headwater freestone canyons to regulated tailwater fisheries, streamflows fluctuate dynamically with alpine runoff and agricultural schedules. ClearGauge translates raw USGS telemetry into actionable wading, paddling, and safety verdicts.

Key Corridors:Colorado River Little Colorado River

Active USGS Stations

2sensors

Normal Flow Reaches

2gauges

High Water / Runoff

0gauges

Low Flow Warnings

0gauges

Normal Flow

High Water

Low Flow

Normal Flow

1 Active Gauge

Arizona

Colorado River

Active Gauges1

Avg Flow5,640 CFS

Normal Flow1/1

Basin Stations:

1 Normal

Reach Tactical Note

Lees Ferry marks the official start of the Grand Canyon and the historic launch site for multi-week river expeditions through one of the world's natural wonders. Flows are regulated by Glen Canyon Dam upstream.

Kayak/Fly Fish/Raft

Corridor Gauges

Normal Flow

1 Active Gauge

Arizona

Little Colorado River

Active Gauges1

Avg Flow8,630 CFS

Normal Flow1/1

Basin Stations:

1 Normal

Reach Tactical Note

Famous for its stunning turquoise waters and extreme flash floods before joining the Grand Canyon.

Kayak/Fly Fish/Raft

Corridor Gauges