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New York CityPartly cloudy16°

Kolkata air quality

Updated 13/10, 12:31

The data may not be up to date.

Current AQI

US EPA scale · observed at 12:30

171

Unhealthy

Everyone should reduce outdoor activity; sensitive groups should stay indoors.

Pollutants

Current concentrations, µg/m³

Pollutant concentrations (µg/m³)
PollutantConcentration
PM2.555,5 µg/m³
PM1059,6 µg/m³
O₃227 µg/m³
NO₂2,5 µg/m³
SO₂23,3 µg/m³
CO409 µg/m³

AQI, next 21 hours

Show data table
AQI by the hour
TimeAQILevel
15:30192Unhealthy
16:30201Very unhealthy
17:30201Very unhealthy
18:30194Unhealthy
19:30177Unhealthy
20:30172Unhealthy
21:30173Unhealthy
22:30174Unhealthy
23:30175Unhealthy
00:30176Unhealthy
01:30177Unhealthy
02:30178Unhealthy
03:30179Unhealthy
04:30180Unhealthy
05:30181Unhealthy
06:30181Unhealthy
07:30182Unhealthy
08:30182Unhealthy
09:30182Unhealthy
10:30181Unhealthy
11:30180Unhealthy

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Air quality data by Open-Meteo.com (CAMS)