GRAP-1 begins across Delhi-NCR as Delhi’s AQI reaches 244

The Commission for Air Quality Management has activated Stage 1 of the pollution-control plan after Delhi’s air quality moved into the ‘poor’ band on October 21.

Delhi’s AQI rose from 179 on October 20 to 244 at 2pm on October 21, triggering GRAP-1 measures across Delhi-NCR. Forecasts from the IMD and the Indian Institute of Tropical Meteorology indicate that air quality is likely to remain poor over the coming days.

Delhi’s air quality reached an AQI of 244 at 2 pm on October 21, moving into the ‘poor’ category and bringing Stage 1 of the Graded Response Action Plan into force across Delhi-NCR.

The Commission for Air Quality Management said the city’s AQI was 179, in the ‘moderate’ category, a day earlier. The plan’s first stage applies when the AQI is between 201 and 300 and includes short-term measures intended to reduce pollution during deteriorating conditions.

The IMD and the Indian Institute of Tropical Meteorology have forecast that Delhi’s AQI will remain in the poor category in the coming days.

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