Delhi experienced its most polluted day on Sunday with an air quality index resting at a dangerous 497, which is a lot worse than the post-Diwali period of 445 AQI. The thick layers of smog blanketed the city for the third day in a row with a heightened PM2.5 and PM10 levels. It was reported that these levels were at least 10 times than the permissible limit. The city’s hope lies on Monday, as it was expected for the air to clear up. Though, the Air Quality Data for Delhi on Monday showed that the Particulate Matter was severe. Schools have remained closed due to the lack of visibility and the deteriorating all condition.
Earlier, the AQI had touched had touched a new high of 500 at Anand Vihar. The PM10 levels have a permissible limit of 100g/m3, whereas it was recorded between 1,640 to 1,690 mg/m3. According to ToI, RK Puram , Karol Bagh and even Lodhi Road, the AQI went as high a 500, same as the NSIT Dwarka nd IBHAS. As reported by ToI a Central Pollution Control Board statement read that Delhi was recording the highest amount of dust concentration in the last 24 hours, which could be blamed on the variable wind pattern in the city.
— ANI (@ANI_news) November 7, 2016
The presence of these dense pollutants in the air has also led to a decrease in visibility. Safdarjung’s visibility had come down to only 200ms on Sunday morning. Although, it did improve and went to around 500m during the day. The Indira Gandhi International Airport had a visibility as low as 100ms. Though it did go up to 700ms as the sun went up in the sky.
ToI reports exports saying that the IGI Airport visibility remained below 500ms for 21 hours. A scientist from the Regional Meteorological Centre told ToI, that although sudden changes should not be expected, the situation is expected to be better starting Monday. The official informed that Monday morning is to remain foggy as the wind is expected to pick up speed in the afternoon. He said that there will be a gradual improvement on Monday and the next two days are expected to be comparatively better.