Air Pollution Index at 17:00 17-May-2012

General Station Station Location Map Station API Air Pollution Level Contributing Pollutant Central/Western 28 Medium Nitrogen Dioxide Eastern 29 Medium Nitrogen Dioxide Kwai Chung 26 Medium Nitrogen Dioxide Kwun Tong 24 Low Nitrogen Dioxide Sha Tin 19 Low Nitrogen Dioxide Sham Shui Po 33 Medium Nitrogen Dioxide Tai Po 22 Low Nitrogen Dioxide Tap Mun 28 Medium Ozone Tsuen Wan 26 Medium Nitrogen Dioxide Tung Chung 24 Low Nitrogen Dioxide Yuen Long 24 Low Nitrogen Dioxide

Roadside Station Station Location Map Station API Air Pollution Level Contributing Pollutant Causeway Bay 50 Medium Nitrogen Dioxide Central 58 High Nitrogen Dioxide Mong Kok 63 High Nitrogen Dioxide

Remark:

(1)	The API information is based on raw data taken directly from EPD's Air Quality Monitoring Network.
(2)	Due to equipment upgrading work at Mong Kok roadside Station on 17 May 2012, reporting of RSP concentration at the station will be temporarily suspended.