- Air quality at 11 of the 21 monitoring stations was ‘very poor’, said CPCB
- PM2.5 level was measured at 131 units at 21 stations across Delhi NCR
- Delhi NCR with high moisture has no chances of rain in coming days: IMD
New Delhi: The air quality in the National Capital Region again went down to “very poor” on Wednesday (December 13) morning from “poor” for a day only in the wake of moderate rain on December 11. According to the Central Pollution Control Board (CPCB), the air quality at 11 of the 21 monitoring stations across Delhi NCR was “very poor”, as against only four regions on the night of December 12. In Delhi, concentration of major pollutant PM2.5 – air particles with diameter less than 2.5 micrometers – was 133 units at 15 active monitoring stations, and 131 units at 21 stations across NCR, considered “very poor”. The number of areas exposed to toxic air jumped from four on the night of December 12 to 11 towards noon of December 13.
The most-polluted areas included Anand Vihar in east Delhi, Delhi Technical University in north Delhi, ITO, Mandir Marg and Lodhi road in central Delhi, Siri Fort and R.K Puram in south Delhi, Sector 125 in Noida and Vasundhara in Ghaziabad.
The PM2.5 in these areas ranged between 123 and 194 units – five to eight times the permissible limit.
According to System of Air Quality and Weather Forecasting And Research (SAFAR) the overall Air Quality Index (AQI) across 10 stations in the NCR was 252 at noon on December 13, as compared with 219 at 4 p.m. on December 12 after 7.8 mm rainfall.
Currently, Delhi is experiencing north-westerly winds with low speeds of 5 to 10 kmph, an IMD official said.
As per the India Meteorological Department (IMD), the NCR with high moisture has no chances of rains on Thursday, December 14.