Achievement of Water Quality Objectives in Water Control Zones
The Environmental Protection Department (EPD) determines the water quality of 76 marine and 82 river sampling stations to keep track of compliance with the Water Quality Objectives in the Water Control Zones. Locations of the marine sampling stations and examples of compliance with the Water Quality Objectives for marine waters are shown in Figures 1-3. Further details of the achievement of Water Quality Objectives in different Water Control Zones are available in the annual report Marine Water Quality in Hong Kong available on EPD's web site.
Figure 1 - Locations of Marine Water Quality Monitoring Stations in 2010
Figure 2 - Levels of Compliance with Key Water Quality Objectives (WQOs) in Hong Kong Waters
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