What is the current flow on Umatilla River?

Umatilla River was running 45 cubic feet per second as of Aug 1, 2026, 6:30 PM UTC, measured at USGS gauge 14033500. 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 Umatilla River?

73.8°F (23.2°C) as of Aug 1, 2026, 6:30 PM UTC, at USGS gauge 14033500. Umatilla 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.

Umatilla River

Oregon. Streamflow and water-temperature readings from USGS gauges. Running 45 cfs as of Aug 1, 2026, 6:30 PM UTC.

Latest Reading

cubic feet / second

73.8°F

water temperature (23.2°C)

USGS gauges

Flow measured Aug 1, 2026, 6:30 PM UTC at gauge 14033500. Temperature measured Aug 1, 2026, 6:30 PM UTC at gauge 14033500. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

USGS Gauges on Umatilla River

Gauge	Station	Water temp?
14020000	UMATILLA RIVER ABOVE MEACHAM CREEK, NR GIBBON, OR	Yes
14020850	UMATILLA R AT W RESERVATION BNDY NR PENDLETON, OR	—
14033500	UMATILLA RIVER NEAR UMATILLA, OR	Yes

Fly fishing rivers →Oregon lakes →

Conditions: USGS NWIS (public domain).