+1420.0 cfs (+4.59%) since yesterday
84.51% of Normal
•
6 Streamgauges
Total streamflow across the
Willamette River
was last observed at
32,340
cfs, and is expected to yield approximately
64,146
acre-ft of water today; about 85%
of normal.
Average streamflow for this time of year is
38,268 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 11,400 cfs.
However, the streamgauge with the highest stage along the river is the
Willamette River At Newberg
with a gauge stage of 56.11 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
2023-09-21
Streamflow
32,340.0 cfs
Percent of Normal
84.51%
Maximum
674,700.0 cfs
2019-04-13
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.