Hvad er luftkvaliteten i Kolkata dag? Er luften forurenet i Kolkata?. Er der smog?
Hvad er det nuværende niveau for PM2,5 i Kolkata? (partikler (PM2,5) støv)
Dagens PM2.5 niveau er:
32 (Moderat)
Til sammenligning var det højeste niveau af PM2,5 i Kolkata i de sidste 7 dage: 98 (lørdag den 10. oktober 2026) og det laveste: 11 (mandag den 31. august 2026).
De højeste PM2,5-værdier blev registreret: 209 (januar 2018).
Det laveste niveau af partikler PM2,5 forurening forekommer i måned: august (15).
Hvad er niveauet for PM10 i dag i Kolkata? (partikler (PM10) ophængt støv)
Det nuværende niveau af partikler PM10 i Kolkata is:
32 (Moderat)
De højeste PM10-værdier forekommer normalt i måned: 184 (januar 2017).
Den laveste værdi af partikel-PM10-forureningen Kolkata er normalt registreret i: juni (16).
Hvordan er O3-niveauet i dag i Kolkata? (ozon (O3))
80 (Moderat)
Hvor højt er niveauet af NO2? (nitrogendioxid (NO2))
15 (God)
Hvad er niveauet for SO2 forurening? (svovldioxid (SO2))
20 (God)
Hvor højt er CO-niveauet? (kulilte (CO))
721 (God)
PM2,5 32 (Moderat)
PM10 32 (Moderat)
O3 80 (Moderat)
NO2 15 (God)
SO2 20 (God)
CO 721 (God)
| index | 2026-10-08 | 2026-10-09 | 2026-10-10 | 2026-10-11 | 2026-10-12 | 2026-10-13 | 2026-10-14 | 2026-09-07 | 2026-09-06 | 2026-09-05 | 2026-09-04 | 2026-09-03 | 2026-09-02 | 2026-09-01 | 2026-08-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 76 Very Unhealthy |
90 Very Unhealthy |
98 Very Unhealthy |
89 Very Unhealthy |
89 Very Unhealthy |
76 Very Unhealthy |
46 Unhealthy for Sensitive Groups |
33 Moderate |
32 Moderate |
29 Moderate |
27 Moderate |
33 Moderate |
30 Moderate |
12 Good |
11 Good |
| pm10 | 90 Unhealthy |
99 Unhealthy |
102 Unhealthy |
93 Unhealthy |
93 Unhealthy |
79 Unhealthy for Sensitive Groups |
47 Moderate |
37 Moderate |
39 Moderate |
34 Moderate |
32 Moderate |
40 Moderate |
34 Moderate |
13 Good |
11 Good |
| o3 | 110 Moderate |
138 Unhealthy for Sensitive Groups |
125 Unhealthy for Sensitive Groups |
109 Moderate |
114 Moderate |
119 Moderate |
110 Moderate |
92 Moderate |
93 Moderate |
92 Moderate |
95 Moderate |
95 Moderate |
81 Moderate |
86 Moderate |
93 Moderate |
| no2 | 13 Good |
17 Good |
22 Good |
19 Good |
23 Good |
23 Good |
16 Good |
10 Good |
8 Good |
8 Good |
9 Good |
10 Good |
11 Good |
7 Good |
6 Good |
| so2 | 18 Good |
32 Good |
34 Good |
24 Good |
26 Good |
27 Good |
20 Good |
13 Good |
11 Good |
11 Good |
12 Good |
13 Good |
13 Good |
8 Good |
8 Good |
| co | 690 Good |
759 Good |
784 Good |
532 Good |
631 Good |
677 Good |
733 Good |
593 Good |
384 Good |
445 Good |
424 Good |
435 Good |
422 Good |
336 Good |
312 Good |
| index | 2020-05 | 2020-04 | 2020-03 | 2020-02 | 2020-01 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-08 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-07 | 2018-06 | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 | 2017-09 | 2017-08 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-06 | 2016-05 | 2016-04 | 2016-03 | 2016-02 | 2016-01 | 2015-12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 20 (Moderate) | 28 (Moderate) | 61 (Unhealthy) | 120 (Very bad Hazardous) | 141 (Very bad Hazardous) | 148 (Very bad Hazardous) | 128 (Very bad Hazardous) | 54 (Unhealthy for Sensitive Groups) | 19 (Moderate) | 15 (Moderate) | 19 (Moderate) | 22 (Moderate) | 36 (Unhealthy for Sensitive Groups) | 33 (Moderate) | 62 (Unhealthy) | 94 (Very Unhealthy) | 187 (Very bad Hazardous) | 174 (Very bad Hazardous) | 125 (Very bad Hazardous) | 79 (Very Unhealthy) | 62 (Unhealthy) | 33 (Moderate) | 30 (Moderate) | 40 (Unhealthy for Sensitive Groups) | 32 (Moderate) | 43 (Unhealthy for Sensitive Groups) | 82 (Very Unhealthy) | 104 (Very Unhealthy) | 209 (Very bad Hazardous) | 162 (Very bad Hazardous) | 101 (Very Unhealthy) | 48 (Unhealthy for Sensitive Groups) | 40 (Unhealthy for Sensitive Groups) | 32 (Moderate) | 36 (Unhealthy for Sensitive Groups) | 33 (Moderate) | 40 (Unhealthy for Sensitive Groups) | 45 (Unhealthy for Sensitive Groups) | 60 (Unhealthy) | 121 (Very bad Hazardous) | 151 (Very bad Hazardous) | 185 (Very bad Hazardous) | 162 (Very bad Hazardous) | 68 (Unhealthy) | 21 (Moderate) | 36 (Unhealthy for Sensitive Groups) | 33 (Moderate) | 29 (Moderate) | 35 (Unhealthy for Sensitive Groups) | 41 (Unhealthy for Sensitive Groups) | 73 (Unhealthy) | 100 (Very Unhealthy) | 161 (Very bad Hazardous) | 162 (Very bad Hazardous) |
| no2 | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 45 (Moderate) | - (Good) | - (Good) | 46 (Moderate) | 39 (Good) | 37 (Good) | 20 (Good) | 26 (Good) | 66 (Moderate) | 104 (Unhealthy for Sensitive Groups) | 103 (Unhealthy for Sensitive Groups) | 42 (Moderate) | 36 (Good) | 22 (Good) | 26 (Good) | 22 (Good) | 21 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
| so2 | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 5.8 (Good) | - (Good) | - (Good) | 11 (Good) | 11 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
| co | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 1 (Good) | - (Good) | - (Good) | 638 (Good) | 775 (Good) | 1 (Good) | 758 (Good) | 899 (Good) | 1 (Good) | 2 (Good) | 1 (Good) | 2 (Good) | 1 (Good) | 506 (Good) | 524 (Good) | 559 (Good) | 553 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
| o3 | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 24 (Good) | - (Good) | - (Good) | 19 (Good) | 87 (Moderate) | 50 (Good) | 39 (Good) | 26 (Good) | 22 (Good) | 13 (Good) | 14 (Good) | 15 (Good) | 16 (Good) | 12 (Good) | 14 (Good) | 17 (Good) | 17 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
| pm10 | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 96 (Unhealthy) | - (Good) | - (Good) | 30 (Moderate) | 54 (Unhealthy for Sensitive Groups) | 51 (Unhealthy for Sensitive Groups) | 59 (Unhealthy for Sensitive Groups) | 66 (Unhealthy for Sensitive Groups) | 139 (Very Unhealthy) | 184 (Very bad Hazardous) | 158 (Very bad Hazardous) | 143 (Very Unhealthy) | 76 (Unhealthy for Sensitive Groups) | 24 (Moderate) | 29 (Moderate) | 24 (Moderate) | 16 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
Grønne og parker i byen
Kolkata 47 %
Nepal: 32 % Bangladesh: 33 % Bhutan: 82 % Sri Lanka: 59 % Pakistan: 49 %partikler PM2,5
Kolkata 74 (Unhealthy)
Fornøjelse at tilbringe tid i byen
Kolkata 35 %
Nepal: 32 % Bangladesh: 26 % Bhutan: 61 % Sri Lanka: 52 % Pakistan: 43 %partikler PM10
Kolkata 140 (Very Unhealthy)
Luftforurening
Kolkata 74 %
Nepal: 76 % Bangladesh: 78 % Bhutan: 45 % Sri Lanka: 53 % Pakistan: 64 %Bortskaffelse af affald
Kolkata 32 %
Nepal: 25 % Bangladesh: 22 % Bhutan: 47 % Sri Lanka: 41 % Pakistan: 34 %Drikkevandets tilgængelighed og kvalitet
Kolkata 48 %
Nepal: 36 % Bangladesh: 44 % Bhutan: 64 % Sri Lanka: 65 % Pakistan: 44 %Renlighed og ryddelighed
Kolkata 33 %
Nepal: 27 % Bangladesh: 23 % Bhutan: 57 % Sri Lanka: 52 % Pakistan: 40 %Støj- og lysforurening
Kolkata 65 %
Nepal: 55 % Bangladesh: 63 % Bhutan: 55 % Sri Lanka: 50 % Pakistan: 59 %Vandforurening
Kolkata 69 %
Nepal: 76 % Bangladesh: 74 % Bhutan: 56 % Sri Lanka: 57 % Pakistan: 70 %PM2,5 32 (Moderat)
partikler (PM2,5) støvPM10 32 (Moderat)
partikler (PM10) ophængt støvO3 80 (Moderat)
ozon (O3)NO2 15 (God)
nitrogendioxid (NO2)SO2 20 (God)
svovldioxid (SO2)CO 721 (God)
kulilte (CO)Kolkata
| index | 2026-08-31 | 2026-09-01 | 2026-09-02 | 2026-09-03 | 2026-09-04 | 2026-09-05 | 2026-09-06 | 2026-09-07 | 2026-10-14 | 2026-10-13 | 2026-10-12 | 2026-10-11 | 2026-10-10 | 2026-10-09 | 2026-10-08 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 11 | 12 | 30 | 33 | 27 | 29 | 32 | 33 | 46 | 76 | 89 | 89 | 98 | 90 | 76 |
| pm10 | 11 | 13 | 34 | 40 | 32 | 34 | 39 | 37 | 47 | 79 | 93 | 93 | 102 | 99 | 90 |
| o3 | 93 | 86 | 81 | 95 | 95 | 92 | 93 | 92 | 110 | 119 | 114 | 109 | 125 | 138 | 110 |
| no2 | 6.3 | 7.1 | 11 | 10 | 8.8 | 8.5 | 7.6 | 10 | 16 | 23 | 23 | 19 | 22 | 17 | 13 |
| so2 | 7.9 | 7.9 | 13 | 13 | 12 | 11 | 11 | 13 | 20 | 27 | 26 | 24 | 34 | 32 | 18 |
| co | 312 | 336 | 422 | 435 | 424 | 445 | 384 | 593 | 733 | 677 | 631 | 532 | 784 | 759 | 690 |
US Diplomatic Post: Kolkata
| index | 2020-05 | 2020-04 | 2020-03 | 2020-02 | 2020-01 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-08 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-07 | 2018-06 | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 | 2017-09 | 2017-08 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-06 | 2016-05 | 2016-04 | 2016-03 | 2016-02 | 2016-01 | 2015-12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 20 | 28 | 61 | 120 | 141 | 148 | 128 | 54 | 19 | 15 | 19 | 22 | 36 | 33 | 62 | 94 | 187 | 174 | 125 | 79 | 62 | 33 | 30 | 40 | 32 | 43 | 82 | 104 | 209 | 162 | 101 | 48 | 40 | 32 | 36 | 33 | 40 | 45 | 60 | 121 | 151 | 185 | 162 | 68 | 21 | 36 | 33 | 29 | 35 | 41 | 73 | 100 | 161 | 162 |
Victoria Memorial - WBSPCB
| index | 2017-10 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-06 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| co | 1 | 638 | 775 | 1 | 758 | 899 | 1 | 2 | 1 | 2 | 1 | 506 | 524 | 559 | 553 |
| o3 | 24 | 19 | 87 | 50 | 39 | 26 | 22 | 13 | 14 | 15 | 16 | 12 | 14 | 17 | 17 |
| no2 | 45 | 46 | 39 | 37 | 20 | 26 | 66 | 104 | 103 | 42 | 36 | 22 | 26 | 22 | 21 |
| pm10 | 96 | 30 | 54 | 51 | 59 | 66 | 139 | 184 | 158 | 143 | 76 | 24 | 29 | 24 | 16 |
| so2 | 5.8 | 11 | 11 | - | - | - | - | - | - | - | - | - | - | - | - |
16-dages vejrudsigt for Indien: i dag omkring 33°C (klar himmel), laveste nær 23°C. Temperatur og vejr opdateres dagligt. En moderat vind (ca. 12 km/h) spreder delvist forureningen i dag.
UV-indekset i Indien er i dag 7.5 (høj) — ubeskyttet lys hud kan blive forbrændt på ca. 25 minutter.
Live PM2.5 omkring Kolkata — sammenlign steder i nærheden.