What is the current flow on Tualatin River?

Tualatin River was running 219 cubic feet per second as of Aug 1, 2026, 6:40 PM UTC, measured at USGS gauge 14203500. 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 Tualatin River?

61.2°F (16.2°C) as of Aug 1, 2026, 4:00 PM UTC, at USGS gauge 14206241. Tualatin 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.

Tualatin River

Oregon. Streamflow and water-temperature readings from USGS gauges. Running 219 cfs as of Aug 1, 2026, 6:40 PM UTC.

Latest Reading

219

cubic feet / second

61.2°F

water temperature (16.2°C)

USGS gauges

Flow measured Aug 1, 2026, 6:40 PM UTC at gauge 14203500. Temperature measured Aug 1, 2026, 4:00 PM UTC at gauge 14206241. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Tualatin River

Gauge	Station	Water temp?
14203500	TUALATIN RIVER NEAR DILLEY, OR	Yes
14206241	TUALATIN RIVER AT HWY 219 NEAR HILLSBORO, OR	Yes
14207500	TUALATIN RIVER AT WEST LINN, OR	—

Fly fishing rivers →Oregon lakes →

Conditions: USGS NWIS (public domain).