Page 6 - Air Quality

Delhi's air quality slips to 'severe' category, AQI stands at 430

The air quality in the national capital on Sunday morning slipped to the 'severe' category, according to the System of Air Quality and Weather Forecasting And Research (SAFAR).The overall Air Quality Index (AQI) in Delhi stands at 430.However, Delhi's air quality slightly improved from the 'severe' to 'very poor category on Saturday morning with the city recording an overall AQI of 398.As per the government agencies, and AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor, and 401 and 500 'severe'.

Order on ban on construction and demolition in Delhi NCR likely on Monday

With improved air quality - from "severe" few days ago to "very poor" four-five days ago to "poor" over last two days, the Commission for Air Quality Management in Delhi NCR, and Adjoining Areas (CAQM) is likely to remove the continued ban on the construction and demolition (C&D) activities in Delhi NCR.

Air quality in Delhi slightly improves, moves to 'poor' category

The air quality in the national capital has improved to the 'poor' quality on Sunday with the overall Air Quality Index (AQI) at 290.According to the System of Air Quality and Weather Forecasting And Research (SAFAR), the concentrations of PM 2.5 and PM 10 stood at 117 in the 'poor' and 193 in the 'moderate' category respectively.Meanwhile, the air quality in the NCR region like Noida and Gurugram are in the 'poor' and 'very poor' category respectively.The AQI in Noida stands at 283, while AQI in Gurugram stands at 308.As per the government agencies, an AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.After a review meeting earlier this week, the Delhi government has extended the ban on the entry of non-essential trucks in the national capital till further orders.However, the schools in the national capital reopened Delhi for classes 6 onwards from Saturday after the ..

Better air quality in 96 cities in 2020 from 2019: Environment Ministry

The number of Indian cities showing better air quality increased to 96 in 2020 from 86 in 2019, the first National Apex Committee meeting of the National Clean Air Programme was told on Friday.

Delhi records maximum temperature of 20.4 degree C; air quality 'very poor'

The city experienced a cold morning as the minimum temperature settled at 7.7 degrees Celsius

India has 9 of 10 most polluted cities, but few air quality monitors

Research shows that the number of air quality monitors in India per million people is lower than other highly populated countries. This prevents it from gauging the true extent of various pollutants

Delhi's air quality in 'very poor' category, likely to improve from Friday

The air quality in the national capital continued to remain in the 'very poor' quality, with the overall Air Quality Index (AQI) at 337 on Thursday morning.

Delhi's maximum temperature settles at 22.7 deg C, air quality 'very poor'

The city's minimum temperature was recorded at 7.5 degrees Celsius, a notch below the season's average

Delhi's air quality worsens, expected to stay 'very poor' for next two days

The situation is predicted to improve from Thursday due to a likely increase in the wind speeds

Delhi's air quality dips to 'very poor', likely to deteriorate further

The city's 24-hour average air quality index read 331, up from 254 on Saturday

Delhi's air quality improves marginally, moves to poor category

The air quality in the national capital marginally improved and moved to the 'poor' category on Sunday morning.The System of Air Quality and Weather Forecasting And Research (SAFAR) portal of the Ministry of Earth Sciences reported an air quality index (AQI) of 256. The area near IIT Delhi logged an AQI of 266, the T3 terminal of the airport reported an AQI of 290, Lodhi Road area reported an AQI of 249.As per the government agencies, an AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.SAFAR, in its daily bulletin said, "For three days (12th, 13th, 14th), winds are likely to be low to moderate. Partially cloudy conditions and moderate mixing layer height causing moderate vertical mixing are likely to keep air quality within 'poor' during noon time or 'lower end of very poor' during the night and early morning hours for the next three days. From December 15 onwards, air

SC asks air quality commission to decide on lifting construction ban

The Supreme Court on Friday directed the CAQM to examine various intervening applications seeking lifting of construction ban and relaxation on industrial restrictions within a week.

Air quality panel orders immediate closure of 228 units across Delhi-NCR

The commission said 1,215 sites were inspected till December 7, and gross violations were reported from 228 units

Delhi air pollution: Light rains in national capital bring slight relief

The air quality in the national capital improved marginally on Friday due to light rains in the city and adjoining areas. Delhi's 24-hour average air quality index read 346. It was 429 on Thursday. Neighbouring Faridabad (292), Ghaziabad (342), Greater Noida (262), Gurgaon (296) and Noida (312) also got a slight relief from air pollution. An AQI between zero and 50 is considered "good", 51 and 100 "satisfactory", 101 and 200 "moderate", 201 and 300 "poor", 301 and 400 "very poor", and 401 and 500 "severe". Mahesh Palawat, vice president (Meteorology and Climate Change), Skymet Weather said light rains continued throughout the day on Thursday in many parts of northwest India, especially east Punjab, Haryana, west and central Uttar Pradesh. "The rain led to a marginal improvement in the air quality," he said. Another western disturbance is approaching northwest India. The air quality may improve if it gives moderate rainfall over the region, Palawat said. He said the wind speed wi

Air pollution: SC raps Delhi govt over 'Red Light On, Gaadi Off' campaign

The Supreme Court on Thursday came down hard on the Delhi government over its 'Red Light On, Gaadi Off' campaign to curb vehicular pollution, saying it was nothing but a popular slogan. A special bench headed by Chief Justice N V Ramana said the Aam Aadmi Party government had made various assurances such as work from home, lockdown, and closure of schools and colleges in the previous hearings. However, despite these assurances, the children were are going to school while elders are working from home. "Poor young boys standing in the middle of the road with banners, who is taking care of their health? Again, we've to say, other than the popularity slogan, what else is it?" the bench also comprising Justices D Y Chandrachud and Surya Kant said. Senior advocate Abhishek Manu Singhvi, appearing for the Delhi government, referred to the affidavit and said the government had taken various measures. " This is another cause of pollution, so many affidavits daily," the bench then remarked.

Delhi's air quality this November worst for the month in seven years

Delhi saw 11 'severe' air quality days in November this year, the highest in the month since the CPCB started maintaining air quality data in 2015

Delhi air quality falls to 'very poor' category, AQI slips to 386

The PM 10 was recorded at 360 in the 'very poor' category and PM 2.5 was recorded at 386 in the 'very poor' category at 7:50 am

Air pollution: Is Environment Min not aware of Decision Support System?

The DSS was devised by the scientists at the IITM exclusively for Delhi NCR and has been regularly dishing out forecasts

Delhi air quality further deteriorates to 'very poor', AQI slips to 368

The overall Air Quality Index (AQI) in the national capital on Friday morning slipped to 368 in the 'very poor' category

Layer of smog engulfs Delhi as air quality falls to 'very poor' category

The overall air quality index (AQI) dipped to 330, according to the System of Air Quality and Weather Forecasting and Research (SAFAR)