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USGS 14203500 TUALATIN RIVER NEAR DILLEY, OR

  Stream Site

DESCRIPTION:
Latitude 45°28'30",   Longitude 123°07'23"   NAD27
Washington County, Oregon, Hydrologic Unit 17090010
Drainage area: 125 square miles
Datum of gage: 147.57 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1986-10-01  2020-12-01  
 Daily Data
    Temperature, water, degrees Celsius  1967-10-01  2020-12-01  5844 
    Temperature, water, degrees Fahrenheit  1963-11-22  1967-09-29  2544 
    Discharge, cubic feet per second  1939-10-01  2020-11-30  29647 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-03-26  2020-11-30  5104 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2020-02-19  2020-12-01  573 
    pH, water, unfiltered, field, standard units  2016-03-26  2020-12-01  5010 
    Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)  2017-12-02  2020-11-30  3277 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2017-12-02  2020-11-30  3279 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin  2017-12-02  2020-11-30  3285 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2016-03-26  2020-11-30  5094 
 Daily Statistics 
    Temperature, water, degrees Celsius  2016-03-26  2020-10-21 1664 
    Discharge, cubic feet per second  1939-10-01  2020-05-27 29460 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-03-26  2020-10-21 1660 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2016-03  2020-10  
    Discharge, cubic feet per second  1939-10  2020-05  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-03  2020-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2016  2021  
    Discharge, cubic feet per second  1940  2020  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016  2021  
 Peak streamflow 1940-02-06  2019-02-12  80 
 Field measurements 1977-12-14  2020-10-29  259 
 Field/Lab water-quality samples 1981-10-28  2019-12-13  1001 
 Water-Year Summary 2006  2020  15 
 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