Delhi: Poor air quality flights, trains cancelled due to dense fog
The air quality in Delhi has deteriorated along with the dip in the mercury. Parts of the national capital are engulfed in a dense layer of fog. Flights and trains have also been cancelled due to low visibility.
The air quality in Delhi deteriorated to the ‘severe category’ with an overall Air Quality Index (AQI) of 492 on Saturday, as per data provided by the System of Air Quality and Weather Forecasting And Research (SAFAR).
A thick blanket of fog has also engulfed the national capital reducing visibility in parts of the national capital. Train and flight services have also been disrupted due to the dense fog in Delhi and surrounding areas.
At least four flights to and from Delhi airport are delayed and at least one flight has been cancelled due to fog.
Due to dense fog, only CAT IIIA and CATIII B compliant aircraft and pilots can operate. Passengers have been requested to contact the airline concerned for updated flight information, the Delhi airport said.
On Friday, Delhi’s minimum temperature rose to 6.4 degrees Celsius, a notch above normal due to partly cloudy weather, the India Meteorological Department (IMD) said.
The maximum temperature stood at 20.8 degrees Celsius, a notch above normal.
The air quality was in the ‘severe category’ in Ghaziabad, Noida, Greater Noida and Faridabad and ‘very poor’ in Gurgaon on Friday.
Pollutants PM 2.5 and PM 10 remained prominent in the air of the five immediate neighbours of Delhi, according to the air quality index (AQI) maintained by the Central Pollution Control Board (CPCB).
According to the index, an AQI between zero and 50 is considered ‘good’, 51 and 100 ‘satisfactory’, 101 and 200 ‘moderate’, 201 and 300 ‘poor’, 301 and 400 ‘very poor’, and 401 and 500 ‘severe’.