AMBIENT AIR QUALITY MONITORING REPORT DURING LOCKDOWN May 25- June10, 2020
The State Pollution Control Board Sikkim has been conducting ambient air quality monitoring under the National Ambient Air Monitoring Programme in eight stations in the state of Sikkim. As per the analysis conducted during the month of September 2020, the ambient air quality in the state has been well within the permissible limits as per the provisions of the Air (Prevention and Control of Pollution) Act, 1981. Air quality is categorized into various indices such as good, satisfactory, moderate, poor, very poor & severe.
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SN
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LOCATION
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AIR QUALITY INDEX
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NAME OF STATION
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01.09 2020
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08.09.2020
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15.09.2020
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24.09.2020
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1
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RANGPO, East Sikkim
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62
(Satisfactory)
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59
(Satisfactory)
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60
(Satisfactory)
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24 (Good)
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2
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SINGTAM, East Sikkim
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43 (Good)
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48 (Good)
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30 (Good)
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39 (Good)
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3
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DEORALI, East Sikkim
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28 (Good)
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28 (Good)
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28 (Good)
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29 (Good)
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4
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RAVANGLA, South Sikkim
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20 (Good)
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18 (Good)
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22 (Good)
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19 (Good)
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5
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NAMCHI, South Sikkim
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23 (Good)
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21 (Good)
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18 (Good)
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20 (Good)
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6
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PELLING, West Sikkim
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14 (Good)
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14 (Good)
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15 (Good)
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19 (Good)
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7
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MANGAN, North Sikkim
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20 (Good)
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13 (Good)
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31 (Good)
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16 (Good)
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8
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CHUNGTHANG, North Sikkim
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13 (Good)
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14 (Good)
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21 (Good)
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16 (Good)
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National AQI Category and its associated health impacts
Previous 5 Months AQI of Eight Stations at Sikkim (Source: SPCB Sikkim)
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SN
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Year
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Rangpo
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Singtam
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Gangtok
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Ravangla
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Namchi
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Pelling
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Chungthang
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Mangan
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1.
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Sep ’19 (26/09/19)
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55
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48
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28
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27
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35
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9
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16
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24
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2.
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Oct ’19 (28/10/19)
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NA
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NA
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43
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26
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25
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26
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NA
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22
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3.
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Nov ’19 (29/11/19)
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61
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53
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47
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28
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28
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23
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22
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35
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4.
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Dec ’19 (12/12/19)
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66
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54
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45
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25
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28
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19
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NA
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38
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5.
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Jan '20 (09/01/20)
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77
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51
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52
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27
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26
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28
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NA
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18
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Source: State Pollution Control Board Sikkim
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