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USGS 14211550 JOHNSON CREEK AT MILWAUKIE, OR

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with the cities of Portland, Gresham, Milwaukie and Damascus, Clackamas County's Water Environment Services, Multnomah County, and East Multnomah Soil and Water Conservation District. Additional support provided by the city of Happy Valley.

NOTE: Streamflow data can also be obtained at 
the National Weather Service's Advanced Hydrologic Prediction Services web page.

NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website. 

NOTE: Additional data on the Johnson Creek Basin can be found at the Johnson Creek Basin Project Page.
Available Parameters Period of Record
  
1998-05-07  2025-10-16
2025-07-12  2025-09-10
1989-04-22  2025-10-15







 (6900)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second

Graph of DAILY Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Mar 13 based on 35 water years of record more
Min
(2005)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2023)
14.7 44 97 129 174 488