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Local Info
Critical Stages
3.5' - Action4.02' - FloodModerate FloodMajor Flood
Portneuf River - Gauge TOPI1
Lava Hot Springs, ID
Lat: 42.62N, Lon: 112.09W
 
Latest Observation
Updated: 1:15 AM MDT 10/17/25
Stage:2.7 ft
Flow:0.145 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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