India, March 15 -- Delhi on Saturday breathed its cleanest air in a very long time as the city recorded an average air quality index (AQI) of 85, the lowest it has logged in the last three years for the January to mid-March period.

The Commission for Air Quality Management (CAQM) also said that this was the first day of 2025 with a "satisfactory" AQI. In a post on X, it said, "Delhi has witnessed a 'Satisfactory' AQI in the month of March, for the first time in five years since 2020."

According to the Central Pollution Control Board (CPCB), 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'.

Meanwhile, according to CPC...