What is the current flow on Swan River?

Swan River was running 804 cubic feet per second as of Aug 1, 2026, 6:00 PM UTC, measured at USGS gauge 12370000. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Swan River

Montana. Streamflow and water-temperature readings from USGS gauges. Running 804 cfs as of Aug 1, 2026, 6:00 PM UTC.

Latest Reading

804

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 6:00 PM UTC at gauge 12370000. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Swan River

Gauge	Station	Water temp?
12370000	Swan River near Bigfork, MT	—

Fly fishing rivers →Montana trout water →Montana lakes →

Conditions: USGS NWIS (public domain).