Total streamflow across the Comal River was last observed at 113 cfs, and is expected to yield approximately 225 acre-ft of water today; about 71% of normal. Average streamflow for this time of year is 159 cfs, with recent peaks last observed on 2024-01-25 when daily discharge volume was observed at 770 cfs.

Maximum discharge along the river is currently at the Comal Rv At New Braunfels reporting a streamflow rate of 60.2 cfs. This is also the highest stage along the Comal River, with a gauge stage of 3.24 ft at this location. This river is monitored from 3 different streamgauging stations along the Comal River, the highest being situated at an altitude of 625 ft, the Comal Rv (Nc) Nr Landa Lk.