New Delhi: Delhi has witnessed an improvement in air quality, leading the Commission for Air Quality Management (CAQM) to revoke GRAP-4 restrictions in the national capital and NCR regions on Tuesday. Recently, the CAQM imposed GRAP-IV in Delhi-NCR due to severe air quality in the region, as a proactive measure. It was imposed along with GRAP Stages I, II, and III, already in force in Delhi-NCR. Also, the NCR Pollution Control Boards and other agencies concerned escalated the implementation of preventive measures. Delhi 's AQI enters 'very poor ' category On Tuesday, the Air Quality Index (AQI) of Delhi was 378, in the ‘very poor’ category. On Monday, the AQI was 410, and it was 440 on Sunday. The CAQM said in a statement that due to "favourable meteorological conditions and an increase in wind speed," the national capital 's AQI improved to 378 on Tuesday, which falls in the 'very poor ' category. The statement further read that according to the...
- Swapnajit Kundu
- Updated on: Jan 20, 2026 | 08:07 PM