CLACKAMAS − NEAR OREGON CITY (COCO3)
   State:  Oregon
   County:  Clackamas
   Latitude:  45 22' 45" North
   Longitude:  122 34' 33" West
   Elevation:  15 ft

   Supporting NWS Forecast Office: WFO Portland

   
Click for NWS Official River Forecasts for COCO3
   


   Action Stage:  
38 ft
   Flood Stage:  
39 ft
   Moderate Flood Stage:  
42 ft
   Major Flood Stage:  
46 ft
Daily Historical Statistics for February 08, 2026
Mean Stage: 26.39 ft  Mean Flow: 4340 cfs
Max Stage: 29.31 ft  Max Flow: 10000 cfs (2020)
Min Stage:  24.41 ft   Min Flow: 1850 cfs (2005)

Statistics based on water years: 2002-2024
* statistics estimated based on current rating

Record Stage: 
45.41 ft
Record Flow: 
67700 cfs
Date of Record: 
January 2, 2009

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

Hydrograph plot for COCO3

Data Used In Plot   "label   ---


Hydrograph plot for COCO3

Data Used In Plot   "label   ---