List of Air Quality Indicators in NCR | Tech Reddy

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There is a layer of smog in Delhi’s skies as air quality in the national capital remained in the ‘very poor’ category on Tuesday morning with an overall Air Quality Index (AQI) of 321, according to the System of Air Quality and Weather Forecasting and Research (SAFAR). The city’s overall AQI stood at 326 on Monday morning.

The National Capital Region (NCR) witnessed poor air as Noida also registered very poor air quality with an AQI of 354 while Gurugram’s AQI stood at 326 and remained in the ‘very poor’ category.

PM 2.5 and PM 10 levels in Delhi were recorded at 147 in the ‘very poor’ category and 275 in the ‘poor’ category respectively. The AQI recorded at all major monitoring stations in the national capital also stood in the ‘very poor’ category.

Pusa recorded an AQI of 322 while Dhirpur recorded an AQI of 339. Lodhi Road recorded 317, Delhi Airport (T3) recorded AQI 323 and Mathura Road recorded AQI 338. AQI of Delhi University stands at 336. IIT Delhi stands at 293 in the ‘poor category’. Ayanagar was also in the ‘very poor’ category at 8:45 am on Tuesday.

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An air quality index of 0 to 100 is considered good, while 100 to 200 is moderate, 200 to 300 is poor, 300 to 400 is very poor, and 400 to 500 or above. considered serious.

Following an improvement in the air quality index in relative terms, the Delhi government on Monday lifted various restrictions imposed earlier, including a ban on entry of trucks into the national capital.

The Delhi government has also lifted orders to close schools and ordered 50 percent of government office workers to work from home.

The directive was issued in the wake of the central government’s panel Commission for Air Quality Management (CAQM) last week to withdraw Graded Response Action Plan (GRAP) Phase 4 after the air quality in the national capital turned ‘critical’.

However, the ban on BS III petrol vehicles and BS IV diesel vehicles will continue in Delhi. Delhi Environment Minister Gopal Rai said the ban was imposed under Phase III of the Graded Response Action Plan (GRAP); And it still won’t be lifted.

On Sunday, in view of the improvement in overall air quality in Delhi-NCR over the past few days, a central government panel withdrew Phase 4 of the Graded Response Action Plan (GRAP). But the ban on non-essential construction activities that come under GRAP-3 will now remain in force.

(Source: ANI)

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