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Kansas Real-Time Water Quality

USGS station:

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Constituent:
Time period:
Model Form:

Model Form #1

NO3+NO2 = - 0.3246 + 1.016 NN

where:

Model Calibration

Basic Data

Number of measurements: 84
Mean squared error: 0.04879681
Multiple R2: 0.8975
Bias correction (smearing) factor: 1

Explanatory Variables

VariableValueStandard error
Intercept-0.32460.05456
NN 1.0160.04269

Correlation Matrix

A correlation matrix is not available for this model. Therefore, the prediction interval was calculated by assuming that there is no correlation between the explanatory variables.

Reference

Notes

Model derived using Tobit regression estimation (absolute maximum likelihood estimation) approach.

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URL: http://nrtwq.usgs.gov/explore/modelinfo?site_no=06892350&pcode=99889&period=31d_all&timestep=uv
Page Contact Information: National Real-Time Water Quality Information
Page Last Modified: Wed 06 October 2010