USGS Scientific Investigations Report 2010–5008 Use of Continuous Monitors and Autosamplers to Predict Unmeasured Water-Quality Constituents in Tributaries of the Tualatin River, Oregon

Scientific Investigations Report 2010–5008

Use of Continuous Monitors and Autosamplers to Predict Unmeasured Water-Quality Constituents in Tributaries of the Tualatin River, Oregon

Figure 3. Flow duration curves with samples collected from each data source for (A) Scenario 1, (B) Scenario 2, and (C) Scenario 3, for Fanno Creek near Durham, Oregon, water years 2001–07. Samples used for model calibration are in orange, and samples used for model validation are in black. See table 6 for a description of the data aggregation into Scenarios 1, 2, and 3.

First posted June 18, 2010

Report PDF (4 MB)

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Ave.
Portland, Oregon 97201
http://or.water.usgs.gov

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