What is the current flow on Trempealeau River?

Trempealeau River was running 532 cubic feet per second as of Aug 1, 2026, 6:00 PM UTC, measured at USGS gauge 05379500. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Does Trempealeau River hold wild trout?

Yes. The state classifies Trempealeau River as Class II (some natural reproduction) across 11.66 miles of stream. That classification means natural reproduction, not stocking. Source: Wisconsin DNR Classified Trout Streams.

Trempealeau River

Wisconsin. Classified Class II (some natural reproduction) by the state across 11.66 miles. Running 532 cfs as of Aug 1, 2026, 6:00 PM UTC.

Latest Reading

532

cubic feet / second

USGS gauges

Flow measured Aug 1, 2026, 6:00 PM UTC at gauge 05379500. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

State Trout Classification

Classification	Class II (some natural reproduction)
Classified length	11.66 miles

Source: Wisconsin DNR Classified Trout Streams.

USGS Gauges on Trempealeau River

Gauge	Station	Water temp?
05379400	TREMPEALEAU RIVER AT ARCADIA, WI	—
05379500	TREMPEALEAU RIVER AT DODGE, WI	—

Fly fishing rivers →Wisconsin trout water →Wisconsin lakes →

Conditions: USGS NWIS (public domain). Classification: Wisconsin DNR Classified Trout Streams.