Delhi: Pollution has started increasing, says Kejriwal as AQI reaches 171

With the withdrawal of monsoon, Delhi Chief Minister Arvind Kejriwal on Saturday informed that pollution has started increasing in the national capital as the air quality index (AQI) surged to 171."Pollution has started increasing. 09 Oct- AQI - 171 (0 to 50 - Good, 51 to 100 - Satisfactory, 101 to 200 - Moderate) PM10 - 197 (0 to 50 - Good, 51 to 100 - Satisfactory, 101 to 250 - Moderate) PM2.5 - 69 (0 to 30 - Good, 31 to 60 - Satisfactory, 61 to 90 - Moderate)," Kejriwal tweeted.An AQI between 0-50 is marked good, 51-100 is satisfactory, 101-200 is moderate, 201- 300 is poor, 301-400 is very poor and 401-500 is considered severe.The Chief Minister has been tweeting Delhi's daily air quality since September 18 and warned that it will deteriorate from mid-October due to stubble burning."Del air quality will deteriorate from mid-Oct (stubble burning). State govts hv not taken action to support their farmers On its own, Del air is clean. On 18 Sep- AQI- 69 (0 to 50 - Good, 51 to 100 - ..

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