The air quality monitoring network in Hong Kong operated by the Environmental Protection Department (EPD) comprises 18 fixed monitoring stations, which are 3 roadside stations and 15 general stations.
These stations are to meet the following objectives:
- To understand air pollution problems in order that cost-effective policies and solutions can be developed
- To assess to what extent the standards and targets are being achieved or violated
- To assist the assessment of public’s exposure to air pollution
- To provide public information on current and forecast air quality