What is the current flow on Portage River?

Portage River was running 76 cubic feet per second as of Aug 1, 2026, 6:00 PM UTC, measured at USGS gauge 04097345. This is a build-time snapshot rather than a live reading — check the USGS gauge directly before relying on it.

What is the water temperature on Portage River?

72.5°F (22.5°C) as of Aug 1, 2026, 6:00 PM UTC, at USGS gauge 04097345. Portage River carries no state trout classification, so the trout-stress thresholds do not apply to it — this is a water temperature measurement, not a fishery judgement.

Portage River

Michigan. Streamflow and water-temperature readings from USGS gauges. Running 76 cfs as of Aug 1, 2026, 6:00 PM UTC.

Latest Reading

cubic feet / second

72.5°F

water temperature (22.5°C)

USGS gauge

Flow measured Aug 1, 2026, 6:00 PM UTC at gauge 04097345. Temperature measured Aug 1, 2026, 6:00 PM UTC at gauge 04097345. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Portage River

Gauge	Station	Water temp?
04097345	PORTAGE RIVER AT FIFTH AVENUE AT THREE RIVERS, MI	Yes

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Conditions: USGS NWIS (public domain).