USGS 14211315 TRYON CREEK NEAR LAKE OSWEGO, OR

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with city of Portland, Bureau of Environmental Services (BES).

NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
Available Parameters Available Period
  
2001-08-03  2025-12-14
2007-10-01  2025-12-14







 (7)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 7.66 12-14-2025   04:00 PST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Dec 14 based on 23 water years of record more
Min
(2014)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Dec 14		 Median Mean 75th
percen-
tile		 Max
(2007)
1.93 3.8 7.66 9.1 20 22 123