Kansas Real-Time Water Quality

Kansas Real-Time Water Quality

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USGS station:	Go to NWISWeb
Constituent:
Time period:
Model Form:

Funding to maintain the continuous water-quality monitor at this site ended on December 31, 2007.

Model Form #1

log₁₀(TN) = - 0.624 + 0.423 log₁₀(TURB)

where:

TN is computed total nitrogen, in milligrams per liter as nitrogen
TURB is turbidity, YSI model 6136, in formazin nephelometric units

Model Calibration

Basic Data

Number of measurements:	25
Mean squared error:	0.03150625
Multiple R²:	0.76
Bias correction (smearing) factor:	1.08

Explanatory Variables

Variable	Value	Standard error
Intercept	-0.624	0.1092
log₁₀(TURB)	0.423	0.0496

Correlation Matrix

	Intercept	log₁₀(TURB)
Intercept	1	-0.9457
log₁₀(TURB)	-0.9457	1

Reference

Rasmussen, T.J., Lee, C.J., and Ziegler, A.C., 2008, Estimation of Constituent Concentrations, Loads, and Yields in Streams of Johnson County, Northeast Kansas, Using Continuous Water-Quality Monitoring and Regression Models, October 2002 through December 2006: U.S. Geological Survey Scientific Investigations Report 2008-5014, 103 p.