What is the current flow on Mad River?

Mad River was running 19 cubic feet per second as of Aug 1, 2026, 6:30 PM UTC, measured at USGS gauge 12452890. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Mad River

Washington. Streamflow and water-temperature readings from USGS gauges. Running 19 cfs as of Aug 1, 2026, 6:30 PM UTC.

Latest Reading

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 6:30 PM UTC at gauge 12452890. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Mad River

Gauge	Station	Water temp?
12452890	MAD RIVER AT ARDENVOIR, WA	—

Fly fishing rivers →Washington trout water →Washington lakes →

Conditions: USGS NWIS (public domain).