Your favorites:
Local Info
Critical Stages
Action84' - FloodModerate FloodMajor Flood
Wahiawa Reservoir - Gauge WRSH1
Spillway, HI
Lat: 21.50N, Lon: 158.05W
 
Latest Observation
Updated: 8:00 PM HST 10/10/25
Stage:60.05 ft
Flow:-999 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests
Historical crest information is not available.

Data provided by NOAA Advanced Hydrologic Prediction Service

Buy me a coffee