Hyderabad, Oct. 22 -- Hyderabad's air quality was in the satisfactory category until October 10. It has started falling since October 11 due to the weakening of the monsoon.

According to Telangana State Pollution Control Board (TSPCB) figures, the Air Quality Index (AQI), which indicates the level of air pollution, has started increasing since October 11.

The AQI of Hyderabad was below 100, Satisfactory Category, throughout the monsoon as due to rainfall, pollutants in the air get washed away resulting in an improvement in air quality. However, on Thursday, it has jumped to 125, Moderate Category.

At five out of six monitoring stations in the city, the pollutants, Particulate Matter (PM) 10 and PM 2.5, were higher.

TOI quoted a senior...