Willamette River

Streamflow Hydrology Weather

Willamette River Levels

June 19 2024

65,832 ACRE-FT

Discharge Volume Today
-8170.0 cfs (-19.75%) since yesterday
58.14% of normal Low

Total streamflow across the Willamette River was last observed at 33,190 cfs, and is expected to yield approximately 65,832 acre-ft of water today; about 58% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 57,088 cfs, with recent peaks last observed on 2019-04-13 when daily discharge volume was observed at 674,700 cfs.

Maximum discharge along the river is currently at the Willamette River At Portland reporting a streamflow rate of 16,800 cfs. However, the streamgauge with the highest stage along the river is the Willamette River At Newberg with a gauge stage of 54.71 ft. This river is monitored from 6 different streamgauging stations along the Willamette River, the highest being situated at an altitude of 294 ft, the Willamette River At Harrisburg.

Last Updated 2024-06-19
Streamflow 33,190.0 cfs
Percent of Normal 58.14%
Maximum 674,700.0 cfs

About the willamette river

The Willamette River is a major tributary of the Columbia River, running approximately 187 miles through western Oregon. The river has a rich history, having been home to several Native American tribes and having played a pivotal role in the region's settlement and industrialization. Today, the river is heavily utilized for recreational activities such as fishing, boating, and swimming, as well as agricultural purposes. Additionally, several reservoirs and dams have been constructed along the river, including the Detroit Dam and Foster Reservoir, which are used for hydroelectric power generation and flood control. The river's hydrology is characterized by seasonal variation in water levels and flow rates, with high flows in the winter and low flows in the summer. Despite some water quality concerns, efforts have been made to protect and restore the river's ecological health.

Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Willamette River At Harrisburg
USGS 14166000
5330 cfs 2.44 ft -4.48
Willamette River At Corvallis
USGS 14171600
6540 cfs 11.13 ft -6.57
Willamette River At Albany
USGS 14174000
6660 cfs 3.81 ft -8.01
Willamette River At Salem
USGS 14191000
10300 cfs 6.25 ft -6.36
Willamette River At Newberg
USGS 14197900
10900 cfs 54.71 ft -0.91
Willamette River At Portland
USGS 14211720
16800 cfs 3.36 ft 315

Peak Annual Discharge

Willamette River Maximum Total Discharge

Seasonal Comparison

Willamette River Year Over Year Discharge

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