Total streamflow across the Payette River was last observed at 3,510 cfs, and is expected to yield approximately 6,962 acre-ft of water today; about 102% of normal. Average streamflow for this time of year is 3,435 cfs, with recent peaks last observed on 2019-04-10 when daily discharge volume was observed at 68,500 cfs.

Maximum discharge along the river is currently at the Payette River Nr Horseshoe Bend Id reporting a streamflow rate of 3,510 cfs. However, the streamgauge with the highest stage along the river is the Payette River Nr Letha Id with a gauge stage of 8.96 ft. This river is monitored from 4 different streamgauging stations along the Payette River, the highest being situated at an altitude of 2,638 ft, the Payette River Nr Horseshoe Bend Id.

The Payette River is a popular river in Idaho that is approximately 82 miles in length and runs through the Payette National Forest. The river has a long history of providing water for agricultural purposes in the region. It also has several reservoirs and dams, including the Cascade Dam and the Black Canyon Dam, which generate hydroelectric power for the area. The river offers recreational activities such as kayaking, rafting, and fishing for its visitors. The Payette River is considered a Class II-III river, which means it is suitable for intermediate kayakers and rafters. The river is a popular destination for outdoor enthusiasts and provides a beautiful backdrop for camping and hiking in the area.