Page 2 - Air Quality Index

Delhi chokes on dense smog as AQI nears 400; GRAP III curbs revoked

Air quality slipped back to the 'very poor' range today with AQI readings close to 400, even as CAQM withdrew GRAP Stage 3 measures

Delhi's air stays toxic as 34 monitoring stations record 'very poor' AQI

Rohini, Anand Vihar and Bawana among worst-hit areas in the national capital as 34 out of 39 monitoring stations record 'very poor' air quality

Delhi tops PM2.5 pollution list; 447 districts breach national norm: Report

Delhi ranked as the most polluted among 33 states and Union territories with an annual mean PM2.5 concentration of 101 micrograms per cubic metre, 2.5 times the Indian standard and 20 times the WHO guideline, according to a new satellite-based analysis. The report by the independent research organisation Centre for Research on Energy and Clean Air said Chandigarh recorded the second-highest annual average PM2.5 level at 70 micrograms per cubic metre during the study period from March 2024 to February 2025, followed by Haryana at 63 and Tripura at 62. Assam (60), Bihar (59), West Bengal (57), Punjab (56), Meghalaya (53) and Nagaland (52) also exceeded the national standard. Overall, 447 of the 749 districts (60 per cent) analysed breached the National Ambient Air Quality Standard (NAAQS) for annual PM2.5 of 40 micrograms per cubic metre. The most polluted districts are heavily concentrated in a few states, the analysis showed. Delhi (11 districts) and Assam (11 districts) together

Delhi's air stays toxic; state govt orders offices to work at 50% capacity

Delhi tightens curbs amid 'severe' to 'very poor' air quality, ordering 50 per cent office attendance as the city tracks an Ethiopian volcanic ash cloud and its impact on AQI

India Gate air protest turns chaotic as Delhi Police hit with pepper spray

A protest over Delhi's toxic air spiralled into chaos at India Gate as police alleged demonstrators used pepper spray and blocked traffic, leaving several personnel injured

Delhi chokes as AQI hits severe levels, fog worsens pollution across region

Delhi-NCR's air quality plunged into the severe zone on Monday, with fog trapping pollutants, 20 stations crossing 400, and authorities invoking Grap

Air pollution: Delhi goes for a soft battle against a tough enemy

Pollution grows unabated amid faulty policies and delays: Experts

Air quality in Delhi remains 'severe' with AQI over 400 at multiple sites

Air quality plunged across Delhi-NCR, with several zones breaching the 400 AQI threshold as foggy conditions and dipping temperatures intensified pollution on Sunday

CAQM flags 29 pollution norm violations in enforcement drive in Sonipat

The Commission for Air Quality Management (CAQM) detected 29 violations of pollution-control norms, including five at construction and demolition (C&D) sites, during a large-scale enforcement drive in Haryana's Sonipat on Friday, according to a statement. Twenty flying squad teams were deployed across conforming and non-conforming industrial clusters as well as C&D sites in the district on November 21 as part of the CAQM's intensified on-ground monitoring during winter months, according to the official statement issued by the Union environment ministry. The drive was carried out with the support of the district administration, including deputy commissioners, duty magistrates and police personnel, to ensure "smooth operations", the ministry said. Of the 101 sites inspected, 55 were in non-conforming areas where 21 violations were flagged, including two at C&D sites. In conforming industrial zones, officials checked 46 units and found eight violations, including three ...

Air quality 'very poor' for 9th consecutive day; 11 stations log severe AQI

There was little respite from toxic air for Delhi on Saturday as it continued to endure 'very poor' air quality, with the overall AQI settling at 370, while 11 monitoring stations logged readings in the 'severe' range. The 24-hour average Air Quality Index (AQI) settled at 370, in the very poor category for the ninth consecutive day, according to the Central Pollution Control Board (CPCB). The average AQI stood at 374 on Friday, 391 on Thursday, 392 on Wednesday, 374 on Tuesday, and 351 on Monday, data says. The CPCB's Sameer app, which displays AQI readings from all monitoring stations across Delhi, showed that out of 38 operational stations, 11 recorded air quality in the severe category on Saturday. These include stations at DTU, Bawana, Anand Vihar, Mundka, Narela, Rohini, Vivek Vihar, and others, where AQI levels crossed the 400 mark. As per CPCB standards, an AQI between 0-50 is 'good', 51-100 'satisfactory', 101-200 'moderate', 201-300 'poor', 301-400 'very poor' and 401-50

GRAP IV measures now under GRAP III as Delhi air quality stays 'severe'

With AQI levels soaring across the capital and NCR, residents faced another day of toxic smog amid ongoing GRAP-III actions and weather-related stagnation

Delhi halts outdoor school activities as air quality stays in 'severe' zone

Delhi government has stopped all outdoor activities in schools as air quality stays in the 'severe' range; CAQM has asked schools to postpone sports events due to rising health risks for children

Delhi's air worsens as AQI remains 'severe'; parents seek school closures

NCR battles hazardous smog as AQI stays severe for days, with parents urging school closures and authorities considering stricter GRAP measures

'Air too toxic to breathe': Parent's post questions Delhi's school calendar

With Delhi's AQI in the 'severe' range, a parent's LinkedIn post highlights how frequent pollution-related shutdowns are affecting children and suggests reworking school breaks

Delhi's air quality stays 'severe' as AQI crosses 400; SC asks CAQM to act

Supreme Court gives CAQM 'full authority' to take proactive, stakeholder-backed measures to tackle Delhi-NCR's worsening air pollution

Delhi AQI tops 400 at multiple stations as winter smog sets in across NCR

Delhi's air quality plunged to 'severe' levels on Wednesday morning as smog thickened across NCR, with vehicles and stubble burning driving pollution and IMD forecasting foggy, colder mornings

Delhi's air quality remains 'very poor'; winter smog sets in, mercury sinks

Delhi-NCR records slight improvement in AQI but it may worsen as mercury dips under 10 degrees Celsius; Supreme Court urges long-term pollution plan

SC demands details on Delhi's AQI monitoring systems amid accuracy concerns

The court issued directions after amicus curiae pointed to reports and videos alleging that water was being sprinkled near AQI monitoring stations, potentially distorting readings

Can jaggery really protect the lungs from pollution, or is it just a myth?

As air quality dips and jaggery resurfaces as a "lung cleanser", experts say the belief rests on nostalgia and old animal studies, not human science, and explain what actually helps

Farmers in Punjab recycle crop waste, aim to reduce worsening air pollution

Stubble burning every winter is a major contributor to New Delhi being one of the world's most polluted cities, with the smoke combining with vehicle exhaust, dust and remaining trapped in atmosphere