Thursday, January 01, 2026 | 12:51 PM ISTहिंदी में पढें
Business Standard
Notification Icon
userprofile IconSearch

Air Quality Index

Delhi rings in New Year with 'very poor' air; IMD issues rain alert

Average AQI stood at 372 on January 1, with eight stations in the severe category and low visibility disrupting travel across the capital as the IMD issued a rain alert

Delhi rings in New Year with 'very poor' air; IMD issues rain alert
Updated On : 01 Jan 2026 | 9:30 AM IST

Delhi's AQI stays 'severe' as nearly 100 flights cancelled due to dense fog

Delhi's air quality remains severe as dense fog disrupts flight and train services on New Year's eve, causing delays, cancellations and poor visibility across the capital

Delhi's AQI stays 'severe' as nearly 100 flights cancelled due to dense fog
Updated On : 31 Dec 2025 | 9:52 AM IST

Fixing India's air is achievable, but only with coordinated action

From vehicular pollution to construction dust, coordinated solutions exist. What's needed now is the will to act

Fixing India's air is achievable, but only with coordinated action
Updated On : 30 Dec 2025 | 10:27 PM IST

Delhi air quality stays 'severe' in most parts amid red alert for dense fog

Delhi experiences severe winter smog affecting visibility, travel, and daily life; IMD says conditions to remain same until January 1

Delhi air quality stays 'severe' in most parts amid red alert for dense fog
Updated On : 30 Dec 2025 | 9:05 AM IST

Delhi AQI update: Air quality worsens to 'severe'; smog disrupts visibility

Delhi recorded an average AQI above 400 as very dense fog and smog reduced visibility, disrupted flights and trains, and prompted safety advisories across the capital

Delhi AQI update: Air quality worsens to 'severe'; smog disrupts visibility
Updated On : 29 Dec 2025 | 9:06 AM IST

Delhi exploring tie-up with IIT Kanpur to find pollution sources: Sirsa

The Delhi government is exploring a potential collaboration with IIT Kanpur to leverage Artificial Intelligence to identify pollution sources at a granular level and assess their impact, officials said on Sunday. The environment department is all set to deliberate on the roadmap for collaboration, institutional mechanisms and phased implementation, an official statement said. Speaking on the initiative, Delhi Environment Minister Manjinder Singh Sirsa said, "We are moving towards a model where decisions are driven by real-time data, source identification and measurable outcomes, not reactive measures." The proposed collaboration aims to strengthen Delhi's ability to identify pollution sources at a granular level, assess their impact, and enable targeted, timely interventions across sectors. The emphasis is on building systems that can monitor, analyse, forecast and guide action on a continuous basis, he said. A key pillar of this approach is dynamic source apportionment, which wil

Delhi exploring tie-up with IIT Kanpur to find pollution sources: Sirsa
Updated On : 29 Dec 2025 | 7:00 AM IST

Akums President Finance Rajkumar Bafna resigns citing Delhi pollution

The drugmaker said Bafna will step down on December 31, 2025, after citing Delhi's pollution levels in his resignation letter

Akums President Finance Rajkumar Bafna resigns citing Delhi pollution
Updated On : 28 Dec 2025 | 10:29 PM IST

Delhi's AQI 'very poor'; MeT issues 'orange' alert for dense fog on Monday

The national capital recorded air quality in the "very poor" category on Sunday with an overall Air Quality Index reading of 390, according to the Central Pollution Control Board (CPCB). The meteorological department has issued orange alert of very dense fog for Monday, with maximum and minimum temperatures likely to hover around 22 and 7 degrees Celsius, respectively. According to data on the CPCB's Sameer App, 19 monitoring stations in Delhi reported air quality in the "severe" category with Anand Vihar recording highest AQI of 457, while the remaining recorded "very poor" levels. An AQI between 0 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", according to CPCB standards. The city recorded a low of 6.3 degrees Celsius, 0.5 degrees below the season's average, while the maximum temperature settled at 22.5 degrees Celsius, 2.1 notches above the seasonal average, the meteorological ...

Delhi's AQI 'very poor'; MeT issues 'orange' alert for dense fog on Monday
Updated On : 28 Dec 2025 | 8:24 PM IST

Delhi air quality turns 'severe' as several stations record AQI above 400

Delhi's air quality remained in the severe category as dense fog, calm winds and falling temperatures trapped pollutants, prompting permanent Grap-4 curbs

Delhi air quality turns 'severe' as several stations record AQI above 400
Updated On : 28 Dec 2025 | 9:07 AM IST

Delhi air quality slips into 'severe' category amid dense fog and cold wave

Calm winds and dense fog trap pollutants as seven monitoring stations record 'severe' AQI and 24 of 39 in 'very poor' category

Delhi air quality slips into 'severe' category amid dense fog and cold wave
Updated On : 27 Dec 2025 | 9:59 AM IST

Fog blankets Delhi as air quality slips to 'very poor' again; AQI at 305

Delhi's air quality deteriorated a day after Christmas, with 24 out of 39 monitoring stations reporting very poor AQI as fog returned to the national capital

Fog blankets Delhi as air quality slips to 'very poor' again; AQI at 305
Updated On : 26 Dec 2025 | 8:39 AM IST

Delhi breathes easier on Christmas as AQI dips below 300 after two weeks

On December 25, the AQI improved to 220, helped by strong winds, though forecasts warn of possible deterioration ahead

Delhi breathes easier on Christmas as AQI dips below 300 after two weeks
Updated On : 25 Dec 2025 | 9:06 AM IST

'I get infections in Delhi': Gadkari says transport causes 40% of pollution

Amid hazardous air quality in Delhi, Nitin Gadkari acknowledges the transport sector's 40% contribution to pollution, saying he develops infections after short stays in the capital

'I get infections in Delhi': Gadkari says transport causes 40% of pollution
Updated On : 24 Dec 2025 | 2:06 PM IST

'Reduce GST on air purifiers': Delhi HC raps Centre over pollution crisis

The Delhi High Court criticised the Centre over its failure to tackle the city's air pollution and asked it to consider cutting the 18 per cent GST on air purifiers to provide relief to citizens

'Reduce GST on air purifiers': Delhi HC raps Centre over pollution crisis
Updated On : 24 Dec 2025 | 1:38 PM IST

Delhi's AQI improves to 349; govt announces fresh measures for pollution

Thick smog continues to engulf Delhi and adjoining regions. Govt unveils pollution control measures, including water body revival and DTC reforms

Delhi's AQI improves to 349; govt announces fresh measures for pollution
Updated On : 24 Dec 2025 | 9:37 AM IST

'11 years of neglect': Delhi L-G blames Kejriwal, AAP for pollution crisis

According to Delhi L-G VK Saxena, the 10-month-old BJP government is 'trying to do everything possible' to undo the 'wrongs' of the previous AAP government

'11 years of neglect': Delhi L-G blames Kejriwal, AAP for pollution crisis
Updated On : 23 Dec 2025 | 5:09 PM IST

Should keep politics aside and work: Robert Vadra on Delhi Air Pollution

The Air Quality Index (AQI) in Delhi was recorded in the 'hazardous' category on Tuesday morning, significantly impacting visibility and daily life

Should keep politics aside and work: Robert Vadra on Delhi Air Pollution
Updated On : 23 Dec 2025 | 1:50 PM IST

Why men in Delhi breathe more toxic air than women, a five-year study finds

A five-year Delhi study finds men absorb up to 1.4 times more particulate pollution than women, mainly due to outdoor time and larger lung volumes, with walking and commutes sharply raising doses

Why men in Delhi breathe more toxic air than women, a five-year study finds
Updated On : 23 Dec 2025 | 10:11 AM IST

Smog blankets Delhi as AQI crosses 400; IGI Airport issues advisory

Emissions and cold conditions push Delhi AQI above 400 at 29 stations; IGI airport issued passenger advisory as flights face delay and disruption due to reduced visibility

Smog blankets Delhi as AQI crosses 400; IGI Airport issues advisory
Updated On : 23 Dec 2025 | 9:04 AM IST

Over 212K PUC certificates issued in 4 days in Delhi amid curbs: Sirsa

More than 2.12 lakh new PUC certificates were issued following the strict implementation of GRAP-IV measures over the past four days, Delhi Environment Minister Manjinder Singh Sirsa said on Monday. The minister also warned of stringent action against polluting industries and private offices flouting work-from-home directives. Speaking at a press conference, Sirsa noted that weather conditions are expected to improve by Tuesday as the impact of a western disturbance recedes. He said 2,12,332 new Pollution Under Control (PUC) certificates were issued by late night on December 16. During the same period, approximately 10,000 vehicles failed the mandatory emission tests. Sirsa announced an intensified enforcement drive across the capital, saying polluting factories and industries will now be sealed without further notice. "Action will also be taken against industries that have not applied for the mandatory Online Consent Management (OCM)," he added. The minister warned private compan

Over 212K PUC certificates issued in 4 days in Delhi amid curbs: Sirsa
Updated On : 22 Dec 2025 | 2:46 PM IST