Delhi's overall AQI worsens due to dense fog, Stage III of GRAP re-imposed

Index spikes unexpectedly to touched 400, inadequate sunlight, dip in temperature hasten deterioration

Amid deteriorating air quality in Delhi, the Commission for Air Quality Management (CAQM) on Monday brought back the restrictions under Stage III of the Graded Response Action Plan (GRAP) with immediate effect in the entire National Capital Region (NCR).

The decision came after Delhi’s overall Air Quality Index (AQI) suddenly spiked and touched 400 today, according to the 4 p.m. AQI Bulletin provided by Central Pollution Control Board (CPCB).

"In view of significant deterioration in air quality of Delhi-NCR during the past 24 hours, the Sub-Committee is invoking actions under the GRAP III," CAQM said in a statement.

While assessing