WILLAMETTE − AT HARRISBURG (HARO3)
   State:  Oregon
   County:  Linn
   Latitude:  44 16' 13" North
   Longitude:  123 10' 21" West
   Elevation:  288 ft

   Supporting NWS Forecast Office: WFO Portland

   
Click for NWS Official River Forecasts for HARO3
   


   Action Stage:  
10.8 ft
   Flood Stage:  
14 ft
   Moderate Flood Stage:  
16 ft
   Major Flood Stage:  
17 ft
Daily Historical Statistics for May 30, 2026
Mean Stage: 4.51 ft  Mean Flow: 10100 cfs
Max Stage: 9.37 ft  Max Flow: 29500 cfs (1998)
Min Stage:  1.45 ft   Min Flow: 3490 cfs (1992)

Statistics based on water years: 1945-2024
* statistics estimated based on current rating

Record Stage: 
23 ft
Record Flow: 
210000 cfs
Date of Record: 
December 29, 1945

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

Hydrograph plot for HARO3

Data Used In Plot   "label   USACE Observations   USACE Map   


Hydrograph plot for HARO3

Data Used In Plot   "label   ---