What is the current AQI in Kolkata?

The current Air Quality Index (AQI) in Kolkata is 0, which falls under the "Good" category. Air quality is satisfactory, and air pollution poses little or no risk.

AQI stands for Air Quality Index. It is a standardized indicator used to communicate how polluted the air currently is or how polluted it is forecast to become. AQI values range from 0 to 500, with lower values indicating better air quality.

What are the pollutant levels in Kolkata?

Current pollutant levels in Kolkata include: pm2_5: 93.71 ug/m3, pm10: 109.86 ug/m3, no2: 33.14 ug/m3, so2: 22.14 ug/m3, co: 35.43 mg/m3, o3: 61.43 ug/m3. These values contribute to the overall AQI of 0.

Kolkata Air Quality Index (AQI) Today | Air Pollution

Kolkata, India

Last Updated: 04-04-2026 17:00:00

80

PM2.5 92 µg/m³ | PM10 123 µg/m³

Air Quality Level

Satisfactory

500+ PPM

Current AQI Status

Minimum: 36

On Mar 9 at 4:00 AM

Maximum: 279

On Feb 24 at 12:00 PM

AQI Scale

0-50

Good

Air quality is satisfactory

51-100

Satisfactory

Acceptable air quality

101-150

Moderate

May cause breathing discomfort

151-200

Poor

May cause breathing discomfort to most

201-300

Unhealthy

May cause respiratory illness

300+

Severe

May cause respiratory illness to all

Major Air Pollutants of

PM2.5 ug/m3

Fine Particles (<2.5um)

PM10 ug/m3

123

Particulate Matter (<10um)

NO2 ug/m3

Nitrogen Dioxide

SO2 ug/m3

Sulfur Dioxide

CO mg/m3

Carbon Monoxide

O3 ug/m3

Ozone

Kolkata Air Quality Index (AQI) Today

The Air Quality Index (AQI) in Kolkata is 73, which means the air quality is Satisfactory right now. The main pollutant today is PM10: 109.86, PM25: 93.71, NO2: 33.14, SO2: 22.14, O3: 61.43, CO: 35.43. If the AQI is abov…

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