Haze: 30 areas across Malaysia record unhealthy air quality, including Ipoh, PJ, Shah Alam and Kuching

On September 17, 30 locations across Malaysia reported unhealthy air quality conditions, as measured by the Air Pollutant Index (API). Tasek Ipoh in Perak topped the list with a reading of 188, while three other locations in the state, Seri Manjung, Pegoh Ipoh, and Taiping, also experienced unhealthy API readings ranging from 155 to 179.

In Sarawak, three areas registered unhealthy API readings: Kuching, Serian IPD, and Samarahan, all at 172. Selangor's affected locations included Johan Setia, Shah Alam, Banting, Petaling Jaya, and Klang, with API readings between 140 and 164. Kedah reported one area, Sungai Petani, with an API reading of 155. In the capital city of Kuala Lumpur, Cheras and Batu Muda recorded API readings of 155 and 151, respectively, while Putrajaya had an API reading of 158.

In Melaka, Bukit Rambai, Alor Gajah, and Bandaraya Melaka reported API readings of 154, 153, and 152, respectively. Johor's affected areas were Batu Pahat, Segamat, Tangkak, and Kluang, with API readings of 155, 152, 148, and 117, respectively. Jerantut in Pahang and three Penang locations (Minden, Seberang Jaya, and Seberang Perai) all recorded API readings of 154, 152, and 151, respectively.

Nilai and Seremban in Negeri Sembilan, as well as Kuala Terengganu in Terengganu, also experienced unhealthy air quality conditions, with API readings of 158 and 151, respectively. API readings range from zero to 50, indicating good air quality, 51 to 100 (moderate), 101 to 200 (unhealthy), 201 to 300 (very unhealthy), and 301 and above (hazardous).