Maximum discharge along the river is currently at the Malheur River Below Nevada Dam Near Vale Or reporting a streamflow rate of 364 cfs. This is also the highest stage along the Malheur River, with a gauge stage of 12.28 ft at this location. This river is monitored from 2 different streamgauging stations along the Malheur River, the highest being situated at an altitude of 3,315 ft, the Malheur R Be Warmsprings Res Nr Riverside Or.

The Malheur River is a tributary of the Snake River in eastern Oregon, United States. The river is approximately 190 miles long and has a drainage area of 4,700 square miles. The river is a significant source of irrigation water for agricultural purposes in the region. There are several dams and reservoirs along the river, including the Beulah Reservoir, the Warm Springs Reservoir, and the southern end of the Malheur Lake. The Beulah Reservoir is the largest reservoir on the river, used for irrigation and flood control. The Warm Springs Reservoir is a popular recreational area for fishing, camping, and boating. The Malheur River has a rich history, having been used by Native Americans for thousands of years for fishing and hunting. In the 19th century, European settlers started using the river for irrigation and agricultural purposes, leading to the construction of various dams and reservoirs.