PORTNEUF − AT TOPAZ (TOPI1)
   State:  Idaho
   County:  Bannock
   Latitude:  42 37' 30" North
   Longitude:  112 5' 16" West
   Elevation:  4918 ft

   Supporting NWS Forecast Office: WFO Pocatello

   
Click for NWS Official River Forecasts for TOPI1

   Action Stage:  
3.5 ft
   Flood Stage:  
4 ft
Daily Historical Statistics for June 23, 2024
Mean Stage: 2.97 ft  Mean Flow: 230 cfs
Max Stage: 4.00 ft  Max Flow: 580 cfs (1984)
Min Stage:  2.23 ft   Min Flow: 80 cfs (2003)

Statistics based on water years: 1913-2023
* statistics estimated based on current rating

Record Stage: 
6 ft

The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater.

Hydrograph plot for TOPI1


For Data Used In Plot   "label