Table 1 Yearly mean NO2 of different AQI monitoring stations.

From: Machine learning-based country-level annual air pollutants exploration using Sentinel-5P and Google Earth Engine

NO2

Sl. no

AQI station

Parameter

2018

2019

2020

2021

1

Kolkata

Maximum

102

48

26

98

Minimum

23

18

5

24

2

Delhi

Maximum

99

49

37

107

Minimum

10

12

9

16

3

Patna

Maximum

57

34

29

61

Minimum

10

9

5

12

4

Chennai

Maximum

68

57

49

62

Minimum

24

21

12

21

5

Mumbai

Maximum

91

83

73

79

Minimum

23

17

14

12

6

Ahmedabad

Maximum

46

39

31

50

Minimum

12

9

8

15

7

Bengaluru

Maximum

57

49

42

62

Minimum

11

24

21

14

8

Lucknow

Maximum

48

42

37

53

Minimum

9

13

10

21

9

Muzaffarnagar

Maximum

105

95

82

97

Minimum

21

14

15

13

10

Guwahati

Maximum

31

28

21

34

Minimum

8

9

10

9

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