USGS - science for a changing world

Kansas Real-Time Water Quality

USGS station:

opens this link in a new window Go to NWISWeb
Constituent:
Time period:
Model Form:

Model Form #3

log10(TP) = - 1.6052 - 0.0633 sin(2π D / 365) - 0.1357 cos(2π D / 365) + 0.439 log10(TURB)

where:

Model Calibration

Basic Data

Number of measurements: 109
Mean squared error: 0.01860496
Multiple R2: 0.69
Bias correction (smearing) factor: 1.0477

Explanatory Variables

VariableValueStandard error
Intercept-1.60520.0618
sin(2π D / 365) -0.06330.019
cos(2π D / 365) -0.13570.0218
log10(TURB) 0.4390.052

Correlation Matrix

Interceptsin(2π D / 365) cos(2π D / 365) log10(TURB)
Intercept1-0.2424-0.3435-0.9747
sin(2π D / 365) -0.24241-0.00180.2411
cos(2π D / 365) -0.3435-0.001810.4197
log10(TURB) -0.97470.24110.41971

Reference

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://nrtwq.usgs.gov/explore/modelinfo?site_no=07144790&pcode=00665&period=31d_all&timestep=uv
Page Contact Information: National Real-Time Water Quality Information
Page Last Modified: Wed 06 October 2010