What is the current flow on Grant River?

Grant River was running 445 cubic feet per second as of Aug 1, 2026, 6:00 PM UTC, measured at USGS gauge 05413500. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

Does Grant River hold wild trout?

Yes. The state classifies Grant River as Class II (some natural reproduction) across 4.18 miles of stream. That classification means natural reproduction, not stocking. Source: Wisconsin DNR Classified Trout Streams.

Grant River

Wisconsin. Classified Class II (some natural reproduction) by the state across 4.18 miles. Running 445 cfs as of Aug 1, 2026, 6:00 PM UTC.

Latest Reading

445

cubic feet / second

USGS gauge

Flow measured Aug 1, 2026, 6:00 PM UTC at gauge 05413500. 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	4.18 miles

Source: Wisconsin DNR Classified Trout Streams.

USGS Gauges on Grant River

Gauge	Station	Water temp?
05413500	GRANT RIVER AT BURTON, WI	—

Fly fishing rivers →Wisconsin trout water →Wisconsin lakes →

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