Kansas Real-Time Water Quality


NRTWQ Home >> Kansas >> View Data >> 375350097262800
USGS station:

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Constituent:
Time period:
Model Form:

Model Form #1

log10(ATRR) = - 1.22 + 0.646 log10(TURB) + 0.556 sin(2π D / 365) - 0.243 cos(2π D / 365)

where:

Model Archive Summary

The model archive summary for computed atrazine can be viewed in pdf form here.

Model Calibration

Basic Data

Number of measurements: 19
Mean squared error: 0.099225
Multiple R2: 0.78
Bias correction (smearing) factor: 1.23

Explanatory Variables

VariableValueStandard error
Intercept-1.220.295
log10(TURB) 0.6460.155
sin(2π D / 365) 0.5560.112
cos(2π D / 365) -0.2430.139

Correlation Matrix

Interceptlog10(TURB) sin(2π D / 365) cos(2π D / 365)
Intercept1-0.9430.174-0.115
log10(TURB) -0.9431-0.2260.341
sin(2π D / 365) 0.174-0.2261-0.0825
cos(2π D / 365) -0.1150.341-0.08251

Reference