<a href="https://www.mid-day.com/news/india-news/article/delhi-weather-update-city-air-quality-plunges-to-very-poor-aqi-hits-393-amid-dense-smog-23607580" target="_blank" rel="none noopener">Delhi</a> battled toxic fumes on Sunday as the air quality slipped into the 'severe category with a reading of 459, according to the Central Pollution Control Board, reported news agency PTI.
A thick layer of smog blanketed the city overnight, leaving people gasping for air.
<h2>Delhi&rsquo;s average AQI climbs to 461</h2>
According to data released by the Central Pollution Control Board (CPCB), Delhi&rsquo;s average Air Quality Index (AQI) climbed to 461 at 7 am on Sunday, up from 431 recorded a day earlier. The alarming figures underscored the deepening air quality crisis gripping the national capital.
All 40 air quality monitoring stations across Delhi reported readings in the &lsquo;severe&rsquo; category, with several locations nearing the maximum measurable limit. Rohini emerged as one of the worst-affected areas, recording an AQI of 499, followed closely by Bawana at 498. <a href="https://www.mid-day.com/news/india-news/article/delhi-weather-update-city-s-air-quality-improves-slightly-but-remains-poor-at-aqi-267-23607108" target="_blank" rel="none noopener">Vivek Vihar</a> reported 495, while Ashok Vihar and Wazirpur registered AQI levels of 493 each. Narela recorded 492, and Anand Vihar stood at 491.
Other parts of the city also remained heavily polluted. ITO recorded an AQI of 485, Mundaka 486, Punjabi Bagh 478, Nehru Nagar 476, and both Chandni Chowk and Okhla registered readings of 470, reflecting widespread and persistent pollution across the capital city.
The air quality crisis was not confined to Delhi alone, as several cities in the National Capital Region (NCR) also reported dangerously high pollution levels.
Noida recorded an AQI of 470, placing it firmly in the &lsquo;severe&rsquo; category, while <a href="https://www.mid-day.com/news/india-news/article/delhi-air-quality-remains-very-poor-as-aqi-hits-318-23606758" target="_blank" rel="none noopener">Ghaziabad</a> followed closely with a hazardous AQI of 460. Gurugram&rsquo;s air quality remained in the &lsquo;very poor&rsquo; category at 348, while Faridabad recorded a comparatively lower but still concerning AQI of 220, classified as &lsquo;poor&rsquo;.
As per the CPCB, an Air Quality Index (AQI) between zero and 50 is considered 'good', 51 to 100 'satisfactory', 101 to 200 'moderate', 201 to 300 'poor', 301 to 400 'very poor' and 401 to 500 'severe'.
<h2>Minimum temperature settles at 8.2 degrees Celsius</h2>
On the weather front, the minimum temperature settled at 8.2 degrees Celsius, 0.4 notch below the season's average, and the maximum temperature is likely to hover around 24 degrees Celsius, reported PTI.
The <a href="https://www.mid-day.com/news/india-news/article/delhi-braces-for-cold-wave-as-air-quality-slips-to-very-poor-at-302-23606709" target="_blank" rel="none noopener">relative humidity</a> was 100 per cent at 8.30 am, the IMD said.
In light of the deteriorating air quality in the national capital, the Delhi Directorate of Education on Saturday directed all schools to conduct classes for students up to Class IX and XI in a hybrid mode.
The <a href="https://www.mid-day.com/news/india-news/article/delhi-air-quality-stays-in-very-poor-category-with-aqi-at-360-23604388" target="_blank" rel="none noopener">Commission for Air Quality Management</a> (CAQM) has invoked Stage-IV actions under the Graded Response Action Plan (GRAP) with immediate effect to curb further worsening of air pollution levels in Delhi-NCR.
(With inputs from PTI)

Delhi battled toxic fumes on Sunday as the air quality slipped into the `severe category with a reading of 459, according to the Central Pollution Control Board

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According to data released by the Central Pollution Control Board (CPCB), Delhi’s average Air Quality Index (AQI) climbed to 461 at 7 am on Sunday, up from 431 recorded a day earlier

Air quality worsens in Delhi, AQI settles in 'severe' zone

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