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 19. Comparison of measured and predicted Escherichia coli (E. coli) bacteria counts using (A) Model 4 and (B) Model 5, Dairy Creek at Highway 8 near Hillsboro, Oregon. Native reporting units for E. coli bacteria counts prior to log transformation were in colonies per 100 milliliters.

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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