Amidst poor air quality levels in Delhi, schools reopened here on Monday. The AQI in the national capital was 338 at 8am today. All government-aided and private schools were reopened on Monday.
GRAP is a set of anti-air pollution measures followed in Delhi. It classifies the air quality in the Delhi-NCR under four stages: Stage I - 'Poor' (AQI 201-300); Stage II - 'Very Poor' (AQI 301-400); Stage III - 'Severe' (AQI 401-450); and Stage IV - 'Severe Plus' (AQI >450).