Page 16 - Air Quality Index

Delhi's air quality remains in 'poor' category, AQI stands at 267

The AQI is expected to remain in the 'poor' to 'very poor' categories in the coming days

Delhi's air quality drops into 'poor' category despite clear sky after rain

For the next six days, the air quality is likely to remain in the 'poor' to 'very poor' category in Delhi and surrounding regions

Delhi's air quality sees slight improvement, remains in 'moderate' category

On January 17, CAQM revoked anti-pollution measures under Stage III of Grap after observing a consistent improvement in air quality levels in the national capital and its surrounding areas

Delhi gets some relief as air quality improves to 'moderate', mercury dips

Delhi-NCR recorded improved air quality after the rains that cleared the atmosphere but the temperature dropped adding to the prevalent cold conditions

Light rain to bring back winter chill to Delhi, IMD issues yellow alert

As the cold conditions are likely to return to Delhi-NCR with light showers reducing the temperature, IMD has issued an alert for dense fog

AQI in Delhi improves slightly, schools in NCR to resume physical classes

On Saturday, the AQI in the national capital was recorded at 248 after witnessing a marginal improvement from Friday, when the air quality was at 294

CAQM lifts Grap 3 restrictions in Delhi-NCR as pollution levels dip

The Centre's panel on Delhi-NCR's air quality on Friday revoked curbs under stage 3 of the Graded Response Action Plan (GRAP) amid a dip in pollution due to favourable meteorological conditions, according to an official order. Calm winds, low temperatures and foggy conditions had allowed accumulation of pollutants in the region earlier this week, promoting the Commission for Air Quality Management (CAQM) to implement strictest curbs under stage 3 and 4 of GRAP. The panel decided to revoke stage 4 curbs on Thursday amid a dip in pollution levels following a spell of rain in the region. On Friday, air pollution level declined further amid strong winds, leading to revocation of stage 3 curbs. GRAP Stage 3 entails a ban on non-essential construction work. Classes up to grade 5 are required to shift to hybrid mode under Stage 3. Parents and students have the option to choose online education wherever available. Under Stage 3, the use of BS-III petrol and BS-IV diesel cars (4-wheelers)

Delhi AQI improves to 'poor' after rain, Grap III restrictions lifted

Cold wave continues grappling Delhi after overnight showers which gave the much needed relief to the city's air quality

AQI in Delhi improves but remains 'very poor'; Grap-III measures reinstated

The neighbouring areas of Delhi, including Gurugram, Noida, and Ghaziabad, reported 'poor' air quality with AQIs ranging between 201 and 222

Delhi AQI remains in 'very poor' category as mercury dips under 10 degrees

Delhi's air quality remains 'very poor' for the eighth day while cold wave grips the national capital with the temperature falling to 5 degrees Celsius in early morning on Thursday

Delhi's air quality remains in 'very poor' category, AQI stands at 322

An intense cold wave swept through Delhi early Wednesday, causing a sharp drop in temperatures and bringing chilly winds

Delhi's PM 2.5 levels up in 2024 even after low stubble burning: CSE report

Delhi's annual PM2.5 levels rose in 2024 for the second consecutive year, despite a 37 per cent drop in stubble burning in Punjab, Haryana and the national capital, according to a new report. The report by think tank Centre for Science and Environment (CSE) said Delhi's annual PM2.5 concentration increased to 104.7 microgrammes per cubic metre in 2024 -- a 3.4 per cent rise from the 2023 levels. This is also more than twice the national ambient air quality standard of 40 microgrammes per cubic metre. While the 2024 average is still 9.6 per cent lower than the 2018 peak of 115.8 microgrammes per cubic metre, it is 3 per cent higher than the three-year average of 2021-2023, indicating a gradual reversal of earlier gains made between 2018 and 2022, it said. The report highlighted that the total annual fire counts (on account of stubble burning) dropped by 37.5 per cent in 2024 in Delhi, Punjab, and Haryana. Punjab recorded a 75 per cent decline, and Haryana, a 37 per cent ...

GRAP 3 curbs revoked in Delhi-NCR amid dip in air pollution levels

The Commission for Air Quality Management (CAQM) has revoked the Stage-III actions under the Graded Response Action Plan (GRAP) in Delhi-NCR following a significant improvement in the air quality index (AQI).Stage-I and Stage-II measures, however, will remain in effect, officials said on Sunday.The decision comes after the Sub-Committee on GRAP reviewed the air quality data and the IMD/IITM forecasts, noting a downward trend in AQI levels.Owing to the favourable meteorological conditions and better wind speed, the AQI of Delhi has been continuously improving and has been recorded as 339 at 4:00 PM and 335 at 5:00 PM and the trend/ forecast indicates the AQI levels to further go down_ As per the Air Quality & Weather, forecast provided by IMD/ IITM, there is a further likelihood of AQI of Delhi to remain in 'Poor' category in the coming days owing to favourable meteorological conditions, a release said.The CAQM had on Friday invoked Stage-III curbs under the GRAP across the ...

Delhi chokes as air quality stays 'very poor'; AQI hits 400 in many areas

The AQI levels fell into the "severe" category in areas like RK Puram (401), Siri Fort (426), Patparganj (410), and Dwarka Sector-8 (405), among others

Mumbai's Navy Nagar, Shivaji Nagar reports poor air quality of AQI over 200

The Brihanmumbai Municipal Corporation (BMC) on Friday said it was monitoring pollution levels in Navy Nagar and Shivaji Nagar as the Air Quality Index (AQI) in these areas has exceeded 200. It will implement the same measures in these two areas as implemented in Borivali East and Byculla where the air quality has improved, said municipal commissioner Bhushan Gagrani. An AQI between 200 and 300 denotes 'poor' air quality. "Currently we are keeping a watch on Navy Nagar and Shivaji Nagar," the commissioner said at a press conference. If the situation (AQI level above 200) remains unchanged, action such as stopping construction works will be taken, Gagrani added. Navy Nagar is located on the southern tip of Mumbai's Island City, while Shivaji Nagar is part of the eastern suburbs of the megapolis. Navy Nagar mainly houses defense installations, while the Deonar dumping ground and several other polluting establishments are located close to Shivaji Nagar. The AQI in Borivali East, a

Delhi's air quality worsens, AQI remains in 'poor' category for 3rd day

Earlier in the week, on Monday, the capital saw a temporary improvement in air quality, with levels shifting to the "moderate" category after heavy rainfall over the weekend

Delhi's air quality remains 'moderate' after record rains, AQI at 183

Intermittent showers over the past few days have helped reduce pollution levels in the national capital

NGT issues notice to Centre over ozone levels exceeding limits in Delhi

The National Green Tribunal has sought a response from the Centre on the "feasibility and mechanism" for implementation of the CPCB's recommendations for controlling ozone levels, which were found beyond the permissible limits in some areas of the national capital. The green body earlier directed the Central Pollution Control Board (CPCB) and other agencies to submit relevant material explaining why ozone levels in these areas exceeded permissible limits. It had also sought "targeted approaches" that could be adopted for these areas. In an order dated December 23, a bench of NGT Chairperson Justice Prakash Shrivastava and expert member A Senthil Vel noted that the CPCB had submitted a report dated December 20 about the measures for control of ozone levels along with some suggestions or recommendations. The CPCB report said, "It has been recognised globally that control of ozone is only possible through control of its precursors. It is also evident that control of local sources of it

Air quality in Delhi turns moderate; Noida, Gurugram sees satisfactory AQI

On Friday, the restrictions under the Graded Response Action Plan (Grap) III were revoked in Delhi-NCR after the air quality improved following a day of continuous showers

Amid dip in Delhi-NCR pollution levels, CAQM revokes Grap-3 restrictions

The Centre's panel on Delhi-NCR's air quality on Friday rolled back stage 3 curbs under the Graded Response Action Plan (GRAP) amid a dip in air pollution levels owing to continuous rains, according to an official order. Delhi's air pollution levels showed a declining trend and the 24-hour average air quality index (AQI) stood at 324 at 7 pm. ?According to forecasts from the India Meteorological Department and the Indian Institute of Tropical Meteorology, the air quality situation is predicted to improve further owing to favourable meteorological conditions. The Commission for Air Quality Management, responsible for strategizing air pollution mitigation in Delhi-NCR, said curbs prescribed under stage 1 and 2 will remain in force in the region. GRAP Stage 3 entails a ban on non-essential construction work in the private sector. Classes up to grade 5 are required to shift to hybrid mode under Stage 3. Parents and students have the option to choose online education wherever ...