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Kansas Real-Time Water Quality

USGS station:

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Constituent:
Time period:
Model Form:

Model Form #2

log10(Na) = - 2.03 + 1.32 log10(SC)

where:

Model Archive Summary

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

Model Calibration

Basic Data

Number of measurements: 190
Mean squared error: 0.00677329
Multiple R2: 0.97
Bias correction (smearing) factor: 1.02

Explanatory Variables

VariableValueStandard error
Intercept-2.030.0491
log10(SC) 1.320.0178

Correlation Matrix

Interceptlog10(SC)
Intercept1-0.993
log10(SC) -0.9931

Reference

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URL: http://nrtwq.usgs.gov/explore/modelinfo?site_no=07143672&pcode=99398&period=31d_all&timestep=uv
Page Contact Information: National Real-Time Water Quality Information
Page Last Modified: Wed 06 October 2010