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Predicting organic loading in natural water using spectral fluorescent signatures
Karim Bengraïne1, Taha F Marhaba
1Department of Civil and Environmental Engineering, New Jersey Institute of Technology-University Heights, Newark, NJ 07102, USA.
Journal of Hazardous Materials
|May 4, 2004
Summary
Spectral fluorescent signature (SFS) can rapidly predict dissolved organic carbon (DOC) in natural waters. This cost-effective method shows promise for water quality management and treatment.
Area of Science:
- Environmental Science
- Analytical Chemistry
- Water Resource Management
Background:
- Dissolved organic carbon (DOC) is a key indicator of water quality.
- Traditional methods for DOC measurement can be time-consuming and costly.
- Spectral fluorescent signature (SFS) offers a rapid, reagent-free alternative.
Purpose of the Study:
- To evaluate the potential of SFS combined with partial least squares regression (PLS) for assessing organic loading in natural waters.
- To establish a correlation between SFS, DOC, and river flow.
- To explore SFS for spatial and temporal water quality management.
Main Methods:
- Collected water samples from the Passaic River (October 1999 - February 2002).
- Measured DOC and recorded Spectral Fluorescent Signatures (SFS).
- Utilized Partial Least Squares Regression (PLS) and USGS streamflow data.
Main Results:
- Established a significant correlation between DOC, SFS, and river flow.
- Demonstrated the potential of SFS to capture organic characteristics in water.
- Validated the use of SFS as a proxy for DOC in environmental monitoring.
Conclusions:
- SFS associated with PLS is a promising technique for predicting DOC in natural waters.
- This method can provide valuable insights for water quality management and treatment strategies.
- SFS offers a cost-effective and rapid approach for environmental monitoring of aqueous systems.