Kansas Real-Time Water Quality

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Kansas Real-Time Water Quality

NRTWQ Home >> Kansas >> View Data >> 07144780

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

Model Form #4

log₁₀(TKN) = - 0.6284 + 0.4259 log₁₀(TURB)

where:

TKN is computed total org. N + NH3, in milligrams per liter as nitrogen
TURB is turbidity, YSI EXO, in formazin nephelometric units

Model Calibration

Basic Data

Number of measurements:	50
Mean squared error:	0.00788544
Multiple R²:	0.83
Bias correction (smearing) factor:	1.0206

Explanatory Variables

Variable	Value	Standard error
Intercept	-0.6284	0.0562
log₁₀(TURB)	0.4259	0.0275

Correlation Matrix

	Intercept	log₁₀(TURB)
Intercept	1	-0.9747
log₁₀(TURB)	-0.9747	1

Reference

Stone, M.L., Graham, J.L., and Gatotho, J.W., 2012, Continuous Real-Time Water-Quality Monitoring and Regression Analysis to Compute Constituent Concentrations, Loads, and Yields in the North Fork Ninnescah River above Cheney Reservoir, South-Central Kansas, 1999-2009: U.S. Geological Survey Scientific Investigations Report 2012-XXXX, XX pp.

Notes

New model started 2016-01-01.

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URL: http://nrtwq.usgs.gov/explore/modelinfo?site_no=07144780&pcode=00625&period=31d_all&timestep=uv
Page Contact Information: National Real-Time Water Quality Information
Page Last Modified: Wed 06 October 2010