HAWAII FLOW REPORT

Last Updated: January 31, 2026

Streamflow levels across Hawaii are currently 33.0% of normal, with the Hanalei River Nr Hanalei reporting the highest discharge in the state with 100cfs and gauge stage of 0.03 ft. Meanwhile, the Halaulani Str At Alt 400 Ft Nr Kilauea is seeing a spike in streamflows today after experiencing a 5.83% increase since yesterday, and currently running at 7.99cfs.

Maximum gauge stage in the state was last observed at the Waiahole Stream Above Kamehameha Hwy, currently reporting a stage of 8.74ft. The Manoa-Palolo Drainage Canal At Moiliili in the Oahu watershed is surging for this time of year at 62.2cfs, about 166.84% of normal.