Total streamflow across the Shasta River was last observed at 55 cfs, and is expected to yield approximately 109 acre-ft of water today; about 95% of normal. Average streamflow for this time of year is 58 cfs, with recent peaks last observed on 2024-01-14 when daily discharge volume was observed at 1,033 cfs.

Maximum discharge along the river is currently at the Shasta R Nr Montague Ca reporting a streamflow rate of 55.2 cfs. However, the streamgauge with the highest stage along the river is the Shasta R Nr Yreka Ca with a gauge stage of 2.95 ft. This river is monitored from 2 different streamgauging stations along the Shasta River, the highest being situated at an altitude of 2,462 ft, the Shasta R Nr Montague Ca.