Kansas Real-Time Water Quality

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

Model Form #1

TP = 0.3246 + 0.000929 TURB

where:

TP is computed total phosphorus, in milligrams per liter as phosphorus
TURB is turbidity, YSI model 6026, in formazin nephelometric units

Model Calibration

Basic Data

Number of measurements:	36
Mean squared error:	0.02067844
Multiple R²:	0.893
Bias correction (smearing) factor:	1

Explanatory Variables

Variable	Value	Standard error
Intercept	0.3246	0.0312
TURB	0.000929	0.0001

Correlation Matrix

	Intercept	TURB
Intercept	1	-0.6405
TURB	-0.6405	1

Reference

Christensen, V.G., Ziegler, A.C., Rasmussen, P.P., and Jian, Xiaodong, 2003, Continuous Real-Time Water-Quality Monitoring of Kansas Streams, in Proceedings of 2003 Spring Specialty Conference on Agricultural Hydrology and Water Quality, May 12-14, 2003, Kansas City, Missouri: Middleburg, Virginia, American Water Resources Association, AWRA Technical Publication Series No. TPS-03-1, compact disc.

Notes

This model is used to compute values at this station only from 1999 through 2006, the range of time when a 6026-model turbidity sensor was used. Beginning in 2007, a 6136-model turibidty sensor was installed, resulting in a change to the model.