KUALA LUMPUR, Oct 16 — Air quality in Larkin and Pasir Gudang, Johor, deteriorated to very unhealthy levels this evening, with the Air Pollutant Index (API) reaching 202 as at 5.30pm, while 27 other areas nationwide recorded unhealthy readings.

According to the Malaysian Air Pollutant Index Management System (APIMS) portal, six other areas in Johor recorded unhealthy API readings, namely Pengerang (181), Batu Pahat and Kota Tinggi (171 each), Kluang (168), Tangkak (159) and Segamat (156).

In Selangor, Johan Setia recorded the highest reading at 184, followed by Klang (176), Petaling Jaya (173), Shah Alam (168), Banting (162) and Kuala Selangor (152).

Three stations in Negeri Sembilan also recorded unhealthy readings: Nilai (181), Seremban (174) and Port Dickson (170).