River Information and Forecasts Header
SOUTH SANTIAM--AT WATERLOO (WTLO3)
   State:  Oregon    County:  Linn
   Latitude:  44 29' 54" North    Longitude:  122 49' 19" West
   Elevation:  370 feet
   Supporting WFO:  Portland    NWS Official River Forecasts Click Here
   Action Stage:  10.2'   Flood Stage:  12'
   Major Flood Stage:  
16'

   Record Stage:  
24.5'  Record Flow:  95200 cfs
   Date of Record:  
December 22, 1964
Daily Historical Flow Statistics
for December 04

Mean Stage: 5.80 ft  Mean Flow: 5860 cfs
Max Stage: 9.82 ft  Max Flow: 17700 cfs (1951)
Min Stage:  1.80 ft   Min Flow: 106 cfs (1930)

Statistics based on water years: 1906-2019
The 4-10 Day Trend Forecast is based on model guidance only. Daily variation and uncertainty of forecasts during this period is high.

Hydrograph plot for WTLO3

For Data Used In Plot   "label


Hydrograph plot for WTLO3

For Data Used In Plot   "label