Total streamflow across the Palouse River was last observed at 535 cfs, and is expected to yield approximately 1,061 acre-ft of water today; about 37% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 1,465 cfs, with recent peaks last observed on 2012-04-01 when daily discharge volume was observed at 15,260 cfs.

Maximum discharge along the river is currently at the Palouse River At Hooper reporting a streamflow rate of 424 cfs. However, the streamgauge with the highest stage along the river is the Palouse River Nr Potlatch Id with a gauge stage of 6.21 ft. This river is monitored from 2 different streamgauging stations along the Palouse River, the highest being situated at an altitude of 2,481 ft, the Palouse River Nr Potlatch Id.

The Palouse River is a tributary of the Snake River located in eastern Washington and northern Idaho. It runs for about 167 miles and has a drainage basin of 3,330 square miles. The river was historically used by the Nez Perce people for fishing and transportation. Today, the river is used for irrigation in agriculture, and several dams and reservoirs have been constructed along its length, including the Lower Granite Dam and the Rogersburg Reservoir. The Palouse River also offers recreational opportunities such as fishing, kayaking, and hiking. The river's hydrology has been impacted by agricultural practices and development, leading to issues with water quality and habitat degradation.