Malaysia's air quality hits unhealthy levels across 28 areas

Perak leads the country with five unhealthy zones as haze spreads to major cities nationwide.

Sep 17, 2026

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Malaysia's air quality hits unhealthy levels across 28 areas

Perak leads the country with five unhealthy zones as haze spreads to major cities nationwide.

In brief

Perak leads the country with five unhealthy zones as haze spreads to major cities nationwide. Twenty-eight areas across Malaysia recorded unhealthy air quality on September 17, with Perak the worst affected state. Originally reported by Malay Mail.

Twenty-eight areas turn unhealthy

Twenty-eight areas turn unhealthy

As of September 17 at 9:45am, twenty-eight areas across Malaysia recorded unhealthy Air Pollutant Index readings. Unhealthy levels range from an API of 101 to 200.

Perak worst hit with five zones

Perak recorded the most unhealthy areas with five zones affected: Tasek Ipoh (182), Seri Manjung (180), Pegoh Ipoh (160), Taiping (157) and Tanjung Malim (154).

Penang and Selangor also affected

Penang recorded four unhealthy areas including Seberang Jaya (156) and Minden (156), while Selangor also had four zones including Johan Setia (157) and Shah Alam (154).

Federal territories and central states impacted

Kuala Lumpur recorded unhealthy readings in Cheras (157) and Batu Muda (155), while Putrajaya hit 157. Negeri Sembilan and Melaka also reported unhealthy zones.

Southern and eastern states affected

Johor recorded unhealthy readings in Batu Pahat (152) and Kluang (144), while Kedah had Sungai Petani (160) and Kulim Hi-Tech (132). Terengganu, Pahang and Sarawak each reported one unhealthy area.

Moderate and good air quality zones

Beyond the unhealthy areas, thirty-two zones nationwide recorded moderate air quality levels, while eight areas maintained good air quality readings.

Understanding the API scale

The Air Pollutant Index ranges from zero to fifty (good), fifty-one to one hundred (moderate), one hundred one to two hundred (unhealthy), two hundred one to three hundred (very unhealthy) and three hundred and above (hazardous).

What it means

Twenty-eight areas across Malaysia recorded unhealthy air quality on September 17, with Perak the worst affected state.

Read the original on Malay Mail

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