Notice:Due to a lapse in appropriations, the majority of USGS websites may not be up to date and may not reflect current conditions. Websites displaying real-time data, such as Earthquake, Volcano, LANDSAT and Water information needed for public health and safety will be updated with limited support. Additionally, USGS will not be able to respond to inquiries until appropriations are enacted. For more information, please see www.doi.gov/shutdown.

Kansas Real-Time Water Quality

USGS station:

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

Model Form #1

Ca = 2.34 + 0.087 SC

where:

Model Archive Summary

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

Model Calibration

Basic Data

Number of measurements: 157
Mean squared error: 101.6064
Multiple R2: 0.9551
Bias correction (smearing) factor: 1

Explanatory Variables

VariableValueStandard error
Intercept2.341.6521
SC 0.0870.0015

Correlation Matrix

InterceptSC
Intercept1-0.8734
SC -0.87341

Reference

Notes

Old model used through 2006.