Six areas in Johor, one in Sarawak record unhealthy API readings at 9 am

LocalEnvironment
4 Oct 2026 • 10:26 AM MYT
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Seven areas in Johor and Sarawak recorded unhealthy air quality readings, with Batu Pahat registering the highest API at 156

KUALA LUMPUR: Six areas in Johor and one in Sarawak recorded Air Pollutant Index (API) readings at unhealthy levels as of 9 am today.

Based on data from the Malaysian Air Pollutant Index Management System (APIMS) of the Department of Environment, Batu Pahat recorded the highest reading of 156, followed by Segamat (154), Kluang and Tangkak (152), Larkin (148) and Pasir Gudang (126).

In Sarawak, Samarahan recorded a reading of 152.

Fifty-seven areas recorded moderate API readings, while three areas were at good levels, namely Sandakan (45), Langkawi (37) and Kangar (32).

The API reading for the Kota Kinabalu station was unavailable at that time.

API readings of zero to 50 are categorised as good, 51 to 100 (moderate), 101 to 200 (unhealthy), 201 to 300 (very unhealthy) and above 300 (hazardous).

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