Kansas Real-Time Water Quality

Kansas Real-Time Water Quality

NRTWQ Home >> Kansas >> View Data >> 06892450

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, 2005.

Model Form #1

Na = - 80.003 + 0.09 SC + 8.8172 PH

where:

Na is computed sodium, in milligrams per liter
SC is specific conductance at 25 degrees Celsius, in microsiemens per centimeter
PH is pH, in standard units

Model Calibration

Basic Data

Number of measurements:	11
Mean squared error:	5.089536
Multiple R²:	0.94
Bias correction (smearing) factor:	1

Explanatory Variables

Variable	Value	Standard error
Intercept	-80.003	23.8042
SC	0.09	0.0081
PH	8.8172	2.8976

Correlation Matrix

	Intercept	SC	PH
Intercept	1	-0.2047	-0.985
SC	-0.2047	1	0.0352
PH	-0.985	0.0352	1

Reference

Mau, D.P., Ziegler, A.C., Porter, S.D., and Pope, L.M., 2004, Surface-Water-Quality Conditions and Relation to Taste-and-Odor Occurrences in the Lake Olathe Watershed, Northeast Kansas, 2000-02: U.S. Geological Survey Scientific Investigations Report 2004-5047, 95 p.