Haze: Air quality in Johor the worst in years, haze-related health complaints increase

PETALING JAYA: Air quality deteriorated rapidly overnight with Muar in Johor hitting hazardous levels for the first time with an Air Pollutant Index (API) reading of above 380, according to the Department of Environment (DOE).

This is the first time in years that air quality has dipped to hazardous level with conditions worsening in as dry weather persists and fires rage in Sumatra.