SHAH ALAM, Oct 19 - Johan Setia continues to record the highest unhealthy API reading at 168 as of 5pm today.
According to the Air Pollutant Index Management System (APIMS) portal, 25 monitoring stations record unhealthy air quality readings while 39 have moderate reading.
The portal reported four monitoring stations in Selangor with unhealthy air quality readings: Petaling Jaya at 159, Klang at 156, and both Shah Alam and Banting at 154.
The figure for Johan Setia in Klang showed a slight improvement when compared to the 1pm reading, from 172 to 168.
Kuala Selangor was the only locality in the state which recorded a moderate API reading at 94.
In the Klang Valley area, all three monitoring stations recorded unhealthy API readings: Batu Muda at 165, and both Putrajaya and Cheras at 154.
Nationwide, four monitoring stations recorded good air quality; Labuan (50), ILP Miri (49), Kimanis (45), and Limbang (35).
An API reading of zero to 50 is good, 51 to 100 is moderate, 101 to 200 is unhealthy, 201 to 300 is very unhealthy, and anything above 300 is hazardous.
Earlier today, the Selangor Education Department announced that all educational institutions in the state will operate as usual tomorrow, while all outdoor activities have been suspended due to haze.
