HK AQHI 香港空氣質素健康指數 vs Dusty - PM2.5, PM10 Usage & Stats

Real time broadcasting of the Air Quality Health Index (AQHI) reported by the 15 general and 3 roadside air monitoring stations operated by the Environmental Protection Department of the Government of the Hong Kong Special Administrative Region. AQHI is reported on a scale of 1 to 10 and 10+ and grouped into five Health Risk Categories: Low, Moderate, High, Very High and Serious. This App provides the following features and air quality information - • Forecast of Health Risk Category of general and roadside monitoring stations • AQHI of each monitoring station and their trends in the past 24 hours • Air pollutant concentrations of each monitoring station and their trends in the past 24 hours • Health Risk forecast notification • Health Risk notification of monitoring station(s) • Health Risk lowered notification of monitoring station(s) • Timed air quality notification • Widgets for monitoring station(s), current Health Risk and Health Risk forecast

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Dusty - PM2.5, PM10

Dusty monitors real-time air quality and various pollutants to provide detailed information. With realistic dust animations, it visually represents the air quality levels at your current location. Tap the circle button! Firmly press to get rid of that annoying dust. Quickly check the air pollution levels at your location with the home screen widget to stay healthy! To ensure you’re always breathing clean air, Dusty offers the following key features: • Accurate and reliable data based on the US AQI (Air Quality Index) from the EPA • Information on air quality index, fine particles (PM2.5), and coarse particles (PM10) • Measurement of various pollutants such as ozone (O3), nitrogen dioxide (NO2), sulfur dioxide (SO2), and carbon monoxide (CO) • Air quality forecasts for today and tomorrow • Global air pollution map • Convenient widget to quickly check air quality levels • Language support: English, Korean, Simplified Chinese, and Japanese