Nearby locations
Kolkata, West Bengal, India
Howrah, West Bengal, India
Chakapara, West Bengal, India
Nearby popular places
Port of Kolkata, India
Eden Gardens (historical), India
Dhakuria Lake, India

Air Quality in Kolkata, West Bengal, India

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Pollutants in Kolkata, India

PM10
1.93 μg/ft3
PM25
Primary Pollutant
1.28 μg/ft3
NO2
11.63 ppb
SO2
26.38 ppb
CO
0.5 ppb
O3
85 ppb
Low riskHigh risk

Pollen Index in Kolkata, India

Tree
0/5
012345
Weed
0/5
012345
Grass
1/5
012345

Air Quality Forecast in Kolkata, India

Sat, May 11
MorningNoonEveningNight
AQI

On average, the air quality on this day will be unhealthy, meaning that some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects. According to our index, ranging from 0 to 500, the air quality is going to be between values of 149 and 201.

153
198
151
156
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
1
1
1
PM10
2.68 μg/ft3
3.24 μg/ft3
3.16 μg/ft3
2.93 μg/ft3
PM25
1.71 μg/ft3
1.60 μg/ft3
1.82 μg/ft3
1.87 μg/ft3
NO2
12.68 ppb
3.77 ppb
16.28 ppb
17.03 ppb
SO2
29.62 ppb
18.6 ppb
13.09 ppb
12.43 ppb
CO
0.65 ppb
0.44 ppb
0.51 ppb
0.65 ppb
O3
37.92 ppb
110.76 ppb
59.38 ppb
25.39 ppb
AQI

On average, the air quality on this day will be unhealthy, meaning that some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects. According to our index, ranging from 0 to 500, the air quality is going to be between values of 153 and 226.

159
223
0
0
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

0
0
-
Not Available
-
Not Available

Weed

0
0
-
Not Available
-
Not Available

Grass

1
1
-
Not Available
-
Not Available
PM10
3.47 μg/ft3
3.53 μg/ft3
N/A
N/A
PM25
2.25 μg/ft3
1.96 μg/ft3
N/A
N/A
NO2
17.52 ppb
4.6 ppb
N/A
N/A
SO2
40.22 ppb
25.3 ppb
N/A
N/A
CO
1.17 ppb
0.55 ppb
N/A
N/A
O3
35.36 ppb
134.94 ppb
N/A
N/A