Delhi's air quality remains 'severe' for fourth consecutive day

The aerial prime of the nationalist superior remained successful the "severe" class connected Saturday greeting with the AQI settling astatine 407 astatine 9 am, according to the Sameer app that provides hourly updates of the nationalist AQI published by the Central Pollution Control Board (CPCB).

An aerial prime scale (AQI) betwixt 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".

On Friday, the Delhi authorities banned backstage BS III petrol and BS IV diesel vehicles, prohibited the introduction of interstate non-electric-CNG buses, definite categories of operation activities and staggered authorities bureau timings, arsenic the metropolis choked nether 'severe'-category aerial pollution.

The restrictions were imposed nether signifier III of the Graded Response Action Plan (GRAP) announced by the Commission for Air Quality Management (CAQM) connected Thursday.

Delhi recorded a minimum somesthesia of 15.3 grade Celsius, 1.8 notch supra the season's average, the India Meteorological Department said.

The upwind section has predicted chiefly wide entity with smog oregon shallow fog apt successful the greeting oregon nighttime connected Saturday. The maximum somesthesia is apt to settee astir 33 degrees Celsius. The humidity astatine 8.30 americium was 94 per cent.

Private BS III petrol and BS IV diesel vehicles were banned from roads with violations inviting a punishment of Rs 20,000. Diesel and petrol inter-state buses from the NCR cities to Delhi are besides banned.