Rivers · Runs · Gauges
The online guide to
the world's waterways.
Real-time flows, rapids, put-ins and take-outs for paddlers, rafters and anglers — 14,006 gauges across 367 rivers and 478 runs.
Live gauge readings — see all on the flows pages.
Today's featured run
Lower Blue (Green Mountain to Spring Creek)
on Blue River · Colorado - US
- Class
- II+ to III
- Current flow
- 332 cfs about 1 hour ago
- Status
- Running
This is a scenic section of the Blue that is good for beginner boaters at the right flows. At flood flows or higher flows the rating steps up to a solid class III. Rapids are mainly pool drop here but obstacles and possible wood/strainers would make swimming less than desireab...
Run detailsFrom the gallery
Built for the put-in decision
One place to answer the only question that matters the night before: is it running?
Flows
Live readings from USGS, CDWR and CDEC gauges with 12- and 24-hour trend arrows and runnable ranges per run.
Check a gaugeRivers & Runs
Beta for 478 runs: class ratings, rapids, access points, camps and community trip reports.
Find a runMap
Every run, rapid, gauge and access point on an interactive topo map — flow colors show what's running right now.
Open the map