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Kansas Real-Time Water Quality

USGS station:

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Constituent:
Time period:
Model Form:

Model Form #3

log10(TNR) = - 0.154 + 0.281 log10(TURB) - 0.184 log10() + 0.0716 sin(2π D) + 0.00669 cos(2π D)

where:

Model Calibration

Basic Data

Number of measurements: 74
Mean squared error: 0.00703921
Multiple R2: 0.814
Bias correction (smearing) factor: 1.02

Explanatory Variables

VariableValueStandard error
Intercept-0.1540.0472
log10(TURB) 0.2810.0238
log10() -0.1840.0301
sin(2π D) 0.07160.0141
cos(2π D) 0.006690.0162

Correlation Matrix

Interceptlog10(TURB) log10() sin(2π D) cos(2π D)
Intercept1-0.956-0.522-0.0834-0.402
log10(TURB) -0.95610.3520.08580.463
log10() -0.5220.35210.1730.211
sin(2π D) -0.08340.08580.17310.0822
cos(2π D) -0.4020.4630.2110.08221

Reference

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URL: http://nrtwq.usgs.gov/explore/modelinfo?site_no=06887500&pcode=99410&period=31d_all&timestep=uv
Page Contact Information: National Real-Time Water Quality Information
Page Last Modified: Wed 06 October 2010