Dense Smog Engulfed Delhi As Air Quality Deteriorates To ‘Severe’

by | Dec 23, 2025 | Environmental News, Pollution News

Home » Environmental News » Dense Smog Engulfed Delhi As Air Quality Deteriorates To ‘Severe’

Residents of the national capital woke up to hazardous air on Tuesday as dense smog engulfed Delhi, sharply reducing visibility and intensifying health concerns. Around 8 in the morning, the city’s Air Quality Index (AQI) skyrocketed to 413, firmly in the “severe” category. The National Capital Region (NCR) and some areas of Delhi saw an increase in pollution, with some areas reaching dangerously high levels, according to data from the Central Pollution Control Board (CPCB). The extent of the problem was highlighted by the poisonous haze that covered famous locations, including Rashtrapati Bhavan, India Gate, and Kartavya Path.

Dense Smog Engulfed Delhi

Source: X

The highest level of emergency action, the Graded Action Plan (GRAP) Stage-IV, was triggered by the Commission for Air Quality Management (CAQM) in response. While regulations under GRAP 4 went into effect to control emissions from automobiles, construction, and other sources of pollution, authorities used truck-mounted water sprinklers to suppress dust and reduce resuspension of particulate matter. The situation once again highlighted how dense smog engulfed Delhi during peak pollution episodes, disrupting daily life and posing serious health risks.

Pollution Hotspots and AQI Status Across the City

Several locations had AQI values well over the “severe” threshold, designating them as pollution hotspots for the day.

  • Anand Vihar had one of the highest AQIs in the city, at 466.
  • Chandni Chowk registered 425, while Ashok Vihar stood at 444.
  • Locations in Central Delhi stayed in the “very poor” to “severe” level despite being somewhat lower.

Air quality in India is categorized using the AQI scale, which ranges from “good” to “severe,” with readings above 400 considered severely dangerous. Long-term exposure at such levels can worsen cardiovascular and respiratory disorders, especially in children, the elderly, and people with underlying medical issues.

AQI Range
Category
Health Implication
0–50
Good
Minimal impact
51–100
Satisfactory
Minor discomfort
101–200
Moderate
Breathing issues for sensitive groups
201–300
Poor
Discomfort for most people
301–400
Very Poor
Respiratory illness on prolonged exposure
401–500
Severe
Serious health impacts

Also Read: Air Pollution Crisis Deepens In Delhi With Smog Disrupting Flights And Trains

Government Measures and Enforcement Drive

As air quality continues to decline, the Delhi government has announced a zero-tolerance policy toward sources of pollution.

  • Strict adherence to Pollution Under Control (PUC) regulations; challans cannot be waived.
  • Implementation of extra dust-reduction techniques, such as water misting.
  • Investigation of shared and pooled electric bus services around Delhi-NCR.
  • Rationalization of DTC bus routes and the release of new regulations for e-rickshaws.

The government’s commitment to combating pollution through strict enforcement and long-term transportation improvements was reaffirmed by Chief Minister Rekha Gupta. Senior representatives from the Environment and Transport Departments, the Delhi Pollution Control Committee (DPCC), the Public Works Department (PWD), the Delhi Traffic Police, and the Environment Minister, Shri Manjinder Singh Sirsa, convened at the Delhi Secretariat for a high-level review meeting. As dense smog engulfed Delhi once again, authorities are under mounting pressure to balance emergency measures with sustained structural solutions to prevent recurring winter pollution crises.

Also Read: Coal Demand Growth Stalls Worldwide As China’s Consumption Levels Off Amid Clean Energy Surge

Author

  • Sarah Tancredi is an experienced journalist and news reporter specializing in environmental and climate crisis issues. With a deep passion for the planet and a commitment to raising awareness about pressing environmental challenges, Sarah has dedicated her career to informing the public and promoting sustainable solutions. She strives to inspire individuals, communities, and policymakers to take action to safeguard our planet for future generations.

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