Pollution: Air quality in Delhi drops to 'moderate', Noida to ‘poor’ category

By Livemint
The air quality in Gurugram has also slipped to the 'moderate' category, with AQI at 105. (HT)

The air quality in the national capital has dropped from the 'satisfactory' category to 'moderate', with the city recording an overall Air Quality Index (AQI) at 193, according to the System of Air Quality and Weather Forecasting And Research (SAFAR).

The air quality in the national capital was in the 'moderate' category for the last three days as the capital city and its adjoining areas witnessed heavy rainfall in the last few days.

The air quality in Gurugram has also slipped to the 'moderate' category, with AQI at 105, while the air quality in Noida has slipped to the 'poor' category. The AQI in the region stands at 211.

As per the government agencies, 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, the national capital recorded a minimum temperature of 6.5 degrees Celsius, a notch below the normal, while the air quality was in the 'poor' category earlier this week.

The maximum temperature was 18.3 degrees Celsius, two notches below the season's average, they said. Relative humidity at 5.30 pm was 78 per cent. The India Meteorological Department (IMD) predicted foggy days through the week.

"There will be dense fog on January 12 and 13. The maximum and minimum temperatures on Wednesday is expected to hover around 19 degrees Celsius and 8 degrees Celsius respectively," it said. According to Central Pollution Control Board's (CPCB) 24-hour AQI bulletin at 4 pm, Delhi's air quality was 224 which falls in the 'poor' category.

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