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USGS 14211315 TRYON CREEK NEAR LAKE OSWEGO, OR

  Stream Site

DESCRIPTION:
Latitude 45°25'51",   Longitude 122°40'21"   NAD27
Clackamas County, Oregon, Hydrologic Unit 17090012
Drainage area: 6.28 square miles
Datum of gage: 95 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2001-08-03  2025-10-29  
 Daily Data
    Discharge, cubic feet per second  2001-08-01  2025-10-28  8850 
 Daily Statistics 
    Discharge, cubic feet per second  2001-08-01  2024-01-01 8188 
 Monthly Statistics 
    Discharge, cubic feet per second  2001-08  2024-01  
 Annual Statistics 
    Discharge, cubic feet per second  2001  2024  
 Peak streamflow 2002-02-23  2023-05-08  22 
 Field measurements 2001-08-17  2025-09-15  310 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2004-05-07  2004-09-29  3 
 Water-Year Summary 2006  2023  18 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Oregon Water Science Center
Email questions about this site to Oregon Water Science Center Water-Data Inquiries