AQI Hyderabad is known for remaining at hazardous levels during the Deepavali celebrations. The hazardous air quality in Hyderabad is a lingering effect of the Deepavali celebrations. The celebrations have left behind a hazardous air quality in the city, as per the available information. The AQI in Hyderabad has not returned to safe levels after the celebrations. The exact reason for the hazardous AQI levels is not specified in the available information. The celebrations have had a significant impact on the air quality in Hyderabad, with the AQI remaining at hazardous levels. The city’s air quality has been affected by the Deepavali celebrations, with the AQI remaining a concern.