Delhi air quality improves to “poor” category

New Delhi (NVI): The air quality in the National Capital Region (NCR) region showed further improvement from “very poor” to “poor’’ category on November 6, due to favourable wind direction which helped reduce the smog.

The air quality is expected for further improve during the sunlight hours, System of Air Quality and Weather Forecasting and Research (SAFAR) said.

The change in wind direction under the influence of approaching western disturbance has brought relatively cleaner air to the region and stopped stubble fire plume intrusion, SAFAR said.

The Central Pollution Control Board (CPCB) air quality index, which measures the concentration of poisonous particulate matter, however reported in the “poor” category, including a high of 315 in Wazirpur area here.

On November 5, Prime Minister Narendra Modi chaired a meeting and discussed on the situation arising due to pollution in various parts of Northern India.

The air quality on November 5 in the National Capital Region was in the “very poor” category slight improvement from “severe”.

The SAFAR has also forecast the Isolated thunder thundershower is expected for the next 48 hours and wind direction is likely to shift to southeasterly on November 7. Improvement in AQI is expected for tomorrow to the moderate category in the case of high rainfall, washing out of suspended pollutants can lead to further improvement.

-sb