Mikä on ilmanlaatu Kalkutta tänään? Onko ilma saastunut Kalkutta?. Onko savusumua?
Mikä on pm2.5:n nykyinen taso Kalkutta? (hiukkasia (PM2.5) pölyä)
Tänään PM2.5 taso on:
35 (Epäterveellinen herkille ryhmille)
Vertailun vuoksi suurin PM2,5- Kalkutta viimeisten 7 päivän aikana oli: 33 (perjantaina 21. elokuuta 2026) ja alin: 10 (maanantaina 24. elokuuta 2026).
Suurimmat PM2,5-arvot kirjattiin: 209 (tammikuu 2018).
Alhaisin hiukkaspitoisuus PM2,5 saaste tapahtuu kuukaudessa: elokuu (15).
Mikä on taso PM10 tänään Kalkutta? (hiukkasia (PM10) suspendoitunut pöly)
Pm10-hiukkasten nykyinen taso Kalkutta on:
36 (Kohtalainen)
Suurimmat PM10-arvot esiintyvät yleensä kuukaudessa: 184 (tammikuu 2017).
Hiukkasten pm10-hiukkasten alhaisin arvo Kalkutta on yleensä kirjattu seuraavasti: kesäkuu (16).
Miten O3 taso tänään Kalkutta? (otsoni (O3))
71 (Kohtalainen)
Kuinka korkea on no2: n taso? (typpidioksidi (NO2))
14 (Hyvä)
Mikä on SO2-saasteiden taso? (rikkidioksidi (SO2))
12 (Hyvä)
Kuinka korkea co-taso on? (hiilimonoksidi (CO))
418 (Hyvä)
PM2,5 35 (Epäterveellinen herkille ryhmille)
PM10 36 (Kohtalainen)
O3 71 (Kohtalainen)
NO2 14 (Hyvä)
SO2 12 (Hyvä)
CO 418 (Hyvä)
| index | 2026-08-27 | 2026-08-26 | 2026-08-25 | 2026-08-24 | 2026-08-23 | 2026-08-22 | 2026-08-21 | 2026-08-20 |
|---|---|---|---|---|---|---|---|---|
| pm25 | 31 Moderate |
22 Moderate |
11 Good |
10 Good |
12 Good |
28 Moderate |
33 Moderate |
22 Moderate |
| pm10 | 33 Moderate |
24 Moderate |
13 Good |
11 Good |
13 Good |
31 Moderate |
37 Moderate |
26 Moderate |
| o3 | 98 Moderate |
92 Moderate |
77 Moderate |
84 Moderate |
75 Moderate |
84 Moderate |
103 Moderate |
88 Moderate |
| no2 | 11 Good |
9 Good |
6 Good |
6 Good |
9 Good |
11 Good |
11 Good |
8 Good |
| so2 | 13 Good |
9 Good |
6 Good |
6 Good |
9 Good |
12 Good |
14 Good |
9 Good |
| co | 450 Good |
453 Good |
274 Good |
300 Good |
332 Good |
487 Good |
466 Good |
394 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) |
Vihreä tinkeireissä kaupungissa
Kalkutta 47 %
Nepal: 32 % Bangladesh: 33 % Bhutan: 82 % Sri Lanka: 59 % Pakistan: 49 %hiukkaset PM2.5
Kalkutta 74 (Unhealthy)
Ilo viettää aikaa kaupungissa
Kalkutta 35 %
Nepal: 32 % Bangladesh: 26 % Bhutan: 61 % Sri Lanka: 52 % Pakistan: 43 %hiukkaset PM10
Kalkutta 140 (Very Unhealthy)
Ilmansaasteet
Kalkutta 74 %
Nepal: 76 % Bangladesh: 78 % Bhutan: 45 % Sri Lanka: 53 % Pakistan: 64 %Jätteiden hävittäminen
Kalkutta 32 %
Nepal: 25 % Bangladesh: 22 % Bhutan: 47 % Sri Lanka: 41 % Pakistan: 34 %Juomaveden saatavuus ja laatu
Kalkutta 48 %
Nepal: 36 % Bangladesh: 44 % Bhutan: 64 % Sri Lanka: 65 % Pakistan: 44 %Puhtaus ja puhtaus
Kalkutta 33 %
Nepal: 27 % Bangladesh: 23 % Bhutan: 57 % Sri Lanka: 52 % Pakistan: 40 %Melu ja valon saastuminen
Kalkutta 65 %
Nepal: 55 % Bangladesh: 63 % Bhutan: 55 % Sri Lanka: 50 % Pakistan: 59 %Veden saastuminen
Kalkutta 69 %
Nepal: 76 % Bangladesh: 74 % Bhutan: 56 % Sri Lanka: 57 % Pakistan: 70 %PM2,5 35 (Kohtalainen)
hiukkasia (PM2.5) pölyäPM10 36 (Kohtalainen)
hiukkasia (PM10) suspendoitunut pölyO3 71 (Kohtalainen)
otsoni (O3)NO2 14 (Hyvä)
typpidioksidi (NO2)SO2 12 (Hyvä)
rikkidioksidi (SO2)CO 418 (Hyvä)
hiilimonoksidi (CO)Kalkutta
| index | 2026-08-20 | 2026-08-21 | 2026-08-22 | 2026-08-23 | 2026-08-24 | 2026-08-25 | 2026-08-26 | 2026-08-27 |
|---|---|---|---|---|---|---|---|---|
| pm25 | 22 | 33 | 28 | 12 | 10 | 11 | 22 | 31 |
| pm10 | 26 | 37 | 31 | 13 | 11 | 13 | 24 | 33 |
| o3 | 88 | 103 | 84 | 75 | 84 | 77 | 92 | 98 |
| no2 | 8.4 | 11 | 11 | 8.8 | 5.6 | 6.1 | 9 | 11 |
| so2 | 9.5 | 14 | 12 | 8.8 | 6.4 | 5.8 | 9.2 | 13 |
| co | 394 | 466 | 487 | 332 | 300 | 274 | 453 | 450 |
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 päivän sääennuste alueelle Intia: tänään noin 28°C (sade), alimmat lähellä 24°C. Lämpötila ja sää päivitetään päivittäin. Voimakas tuuli (noin 23 km/h) puhdistaa tehokkaasti savusumun ja pölyn.
UV-indeksi paikassa Intia on tänään 6.7 (korkea) — suojaamaton vaalea iho voi palaa noin 30 minuutissa.
Reaaliaikainen PM2.5 lähellä: Kalkutta — vertaa lähipaikkakuntia.