Rivermatics

3,813 Streamgages · 501 Rivers · 18 States

River flows and levels

3,813 USGS stream gauges, grouped by the river they sit on and by the state they sit in. Each gauge page carries a flow and stage record, monthly normals, and a link to live conditions and forecasts.

Major rivers

The 60 rivers carrying the most gauges, of 501 with a page. The rest are listed under the states they run through.

States