Delhi experienced a brief respite from high pollution levels this morning, with the AQI recorded at 220, placing it in the ‘poor’ category. According to CPCB’s Sameer app, 29 monitoring stations reported ‘poor’ air quality, Anand Vihar recorded 308 (‘very poor’), and the remaining stations were ‘moderate’. AQI ranges from 0-50 ‘good’ to 401-500 ‘severe’.