A review of water quality index models and their use for assessing surface water quality

Md.G. Uddin et al.

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Document Outline

• A review of water quality index models and their use for assessing surface water quality
  • 1 Introduction
  • 2 A brief history of WQI models
  • 3 WQI model structure
    • 3.1 Parameter selection
    • 3.2 Sub-indexing
    • 3.3 Parameter weighting
    • 3.4 Aggregating functions
  • 4 Major WQI models
    • 4.1 The Horton index
    • 4.2 National sanitation Foundation WQI (NSF-WQI)
    • 4.3 Scottish Research development Department (SRDD) index
    • 4.4 Canadian Council of Ministers of the Environment (CCME) WQI
    • 4.5 Bascaron index (BWQI)
    • 4.6 Fuzzy interface system (FIS)
    • 4.7 Malaysian water quality index (MWQI)
    • 4.8 West Java WQI (WJ-WQI)
  • 5 Discussion
    • 5.1 Model eclipsing problems
    • 5.2 Model uncertainty issues
    • 5.3 Parameter selection
    • 5.4 Parameter Sub-index calculation
    • 5.5 Parameter weighting
    • 5.6 Aggregation function
  • 6 Conclusions
  • Declaration of Competing Interest
  • Acknowledgements
  • Appendix A Supplementary data
  • References