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| Last Updated:11/02/2019

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Air Quality Index of Sikkim

 

AMBIENT AIR QUALITY MONITORING REPORT FOR THE MONTH OF JANUARY (3RD WEEK) 2019

 

As per the findings of the ambient air quality monitoring, the quality of ambient air remains unaffected during the month of January 3rd week 2019 (i.e. 15.01.2019 and 19.01.2019) and as per the AQI, the quality of air at almost all the locations were good except the pollutants level of Rangpo, Singtam, Deorali (Gangtok) and Mangan which are higher due to maximum movement of vehicles in the surrounding area.

 

 

S.No.

LOCATION

AIR QUALITY INDEX

NAME OF STATION

15.01.2019

19.01.2019

1

RANGPO,  East Sikkim

93 (Satisfactory)

72 (Satisfactory)

2

SINGTAM, East Sikkim

64 (Satisfactory)

62 (Satisfactory)

3

DEORALI, Gangtok, East Sikkim

73 (Satisfactory)

77 (Satisfactory)

4

RAVANGLA, South Sikkim

13 (Good)

15 (Good)

5

NAMCHI, South Sikkim

33 (Good)

34 (Good)

6

PELLING, West Sikkim

41 (Good)

31 (Good)

7

CHUNGTHANG, North Sikkim

32 (Good)

31 (Good)

8

MANGAN, North Sikkim

55 (Satisfactory)

57 (Satisfactory)

 

 

   National AQI Category and its associated health impacts

AQI-Standards

 

STATION

DATE

STANDARD OF PARAMETERS BY C.P.C.B

PM10(µg/m3)

SO2(µg/m3)

NO2(µg/m3)

RANGPO

15/01/2019

92.91

1.67

10.82

19/01/2019

72.71

3.68

7.77

SINGTAM

15/01/2019

63.96

5.7

4.42

19/01/2019

61.53

6.3

4.89

DEORALI

15/01/2019

72.66

5.27

6.92

19/01/2019

77.02

5.24

6.43

PELLING

15/01/2019

40.8

2.5

1.71

19/01/2019

31.1

2.19

1.33

RAVANGLA

15/01/2019

12.98

2.2

2.48

19/01/2019

15.29

2.9

3.56

NAMCHI

15/01/2019

33.35

6.2

3.73

19/01/2019

34.19

5.7

4.82

CHUNGTHANG

15/01/2019

32.42

6.2

2.04

19/01/2019

31.37

6.7

2.05

MANGAN

15/01/2019

54.68

6.1

3.92

19/01/2019

57.33

6.3

4.22

National Ambient Air Quality Standards (NAAQS – 24 hrs)

100

80

80

 

 

 

 

Last 5 Months (Jan-Jun) AQI of Eight Stations at Sikkim (Source: SPCB Sikkim)

 

SN

Year

Rangpo

Singtam

Gangtok

Ravangla

Namchi

Pelling

Chungthang

Mangan

1.

Jan ’18 (25/01/18)

89

87

67

34

24

33

24

26

2.

Feb ’18 (22/02/18)

92

100

56

27

23

33

26

39

3.

Mar ’18 (27/03/18)

86

91

51

40

31

77

40

55

4.

Apr ’18 (19/04/18)

52

34

50

29

33

30

35

26

5.

Jun ’18 (21/06/18)

63

No data

89

21

23

15

No data

No data

 

 

 

 

 Source: State Pollution Control Board Sikkim

 

 

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