Your favorites:
Local Info
Critical Stages
9.5' - Action11' - FloodModerate FloodMajor Flood
Gulkana River - Gauge GRSA2
Sourdough, AK
Lat: 62.52N, Lon: 145.53W
 
Latest Observation
Updated: 3:15 AM AKDT 10/14/25
Stage:6.23 ft
Flow:1.22 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

Buy me a coffee