Nine areas in Peninsular Malaysia recorded unhealthy Air Pollutant Index (API) readings between 101 and 200 as of 4pm today.

According to the Air Pollutant Index Management System (Apims) website, the highest API reading was in Larkin, Johor (155).

Also recording API readings above 150 were Nilai, Negeri Sembilan (152) and Bukit Rambai, Malacca (152), while Port Dickson, Negeri Sembilan recorded a reading of 151.

Unhealthy API readings were also reported in Cheras, Kuala Lumpur (144), Batu Pahat, Johor (133), Seberang Jaya, Penang (130), Banting, Selangor (122), and Malacca City in Malacca (121).

Apims classifies air quality as such: Good (0-50), Moderate (51-100), Unhealthy (101-200), Very Unhealthy (201-300), and Hazardous (above 300).

- Bernama