Developed in partnership with the Lower Platte River Corridor Alliance and the Nebraska Environmental Trust
Model Form #1
log10(SSR) =
2.6016 + 0.7783 log10(TURB)
- 1.008 log10(TEMP)
where:
- SSR is computed suspended sediment, in milligrams per liter
- TURB is turbidity, in formazin nephelometric units
- TEMP is water temperature, in degrees Celsius
Model Calibration
Basic Data
| Number of measurements: | 45 |
|---|---|
| Mean squared error: | 0.0576 |
| Multiple R2: | 0.58 |
| Bias correction (smearing) factor: | 1.18 |
Explanatory Variables
| Variable | Value | Standard error |
|---|---|---|
| Intercept | 2.6016 | 0.3695 | log10(TURB) | 0.7783 | 0.1042 | log10(TEMP) | -1.008 | 0.2501 |
Correlation Matrix
| Intercept | log10(TURB) | log10(TEMP) | |
|---|---|---|---|
| Intercept | 1 | -0.4568 | -0.8002 |
| log10(TURB) | -0.4568 | 1 | -0.1592 |
| log10(TEMP) | -0.8002 | -0.1592 | 1 |
Reference
- Schaepe, Nathaniel J.; Soenksen, Philip J.; Rus, David L., 2014, Relations of water-quality constituent concentrations to surrogate measurements in the lower Platte River corridor, Nebraska, 2007 through 2011: U.S. Geological Survey Open-File Report 2014–1149, 16 p.