JOHN DAY − AT SERVICE CK (SERO3)
   State:  Oregon
   County:  Wheeler
   Latitude:  44 47' 38" North
   Longitude:  120 0' 20" West
   Elevation:  1632 ft

   Supporting NWS Forecast Office: WFO Pendleton

   
Click for NWS Official River Forecasts for SERO3

   Action Stage:  
10 ft
   Flood Stage:  
11.5 ft
   Moderate Flood Stage:  
12.5 ft
   Major Flood Stage:  
15 ft
Daily Historical Statistics for July 03, 2025
Mean Stage: 3.51 ft  Mean Flow: 982 cfs
Max Stage: 6.03 ft  Max Flow: 3660 cfs (1982)
Min Stage:  1.81 ft   Min Flow: 154 cfs (1940)

Statistics based on water years: 1930-2024
* statistics estimated based on current rating

Record Stage: 
17.85 ft
Record Flow: 
40200 cfs
Date of Record: 
December 23, 1964

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

Hydrograph plot for SERO3


For Data Used In Plot   "label