¿Cuál es la calidad del aire en Calcuta la actualidad? ¿El aire está contaminado en Calcuta? ¿Hay smog?
¿Cuál es el nivel actual de PM2.5 en Calcuta? (polvo de partículas (PM2.5))
El nivel actual de PM2.5 es:
-90 (bien)
En comparación, el nivel más alto de PM2.5 en Calcuta en los últimos 7 días fue: 528 (miércoles, 12 de octubre de 2022) y el más bajo: -999 (domingo, 1 de octubre de 2023).
Se registraron los valores PM2.5 más altos: 209 (enero de 2018).
El nivel más bajo de contaminación por partículas PM2.5 se produce en el mes: mayo (18).
¿Cómo es el nivel de O3 hoy en Calcuta? (ozono (O3))
24 (bien)
¿Cuál es el nivel de contaminación por SO2? (dióxido de azufre (SO2))
9 (bien)
¿Cuál es el nivel de PM10 hoy en Calcuta? (partículas de materia (PM10) polvo en suspensión)
El nivel actual de partículas PM10 en Calcuta es:
96 (Insalubre)
Los valores PM10 más altos suelen ocurrir en el mes: 245 (febrero de 2019).
El valor más bajo de la contaminación por partículas PM10 en Calcuta suele registrarse en: junio (16).
¿Qué tan alto es el nivel de CO? (monóxido de carbono (CO))
616 (bien)
¿Qué tan alto es el nivel de NO2? (dióxido de nitrógeno (NO2))
23 (bien)
PM2,5 -90 (bien)
O3 24 (bien)
SO2 9 (bien)
PM10 96 (Insalubre)
CO 616 (bien)
NO2 23 (bien)
index | 2022-10-07 | 2022-10-08 | 2022-10-09 | 2022-10-10 | 2022-10-11 | 2022-10-12 | 2022-10-13 | 2022-10-14 | 2022-10-31 | 2023-09-26 | 2023-09-27 | 2023-09-28 | 2023-09-29 | 2023-09-30 | 2023-10-01 | 2023-10-02 | 2023-10-03 | 2024-01-31 | 2024-02-01 | 2024-02-02 | 2024-02-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
co | 289 Good |
202 Good |
155 Good |
161 Good |
202 Good |
319 Good |
398 Good |
549 Good |
598 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
pm10 | 36 Moderate |
37 Moderate |
24 Moderate |
26 Moderate |
28 Moderate |
25 Moderate |
44 Moderate |
58 Unhealthy for Sensitive Groups |
101 Unhealthy |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
o3 | 63 Good |
76 Moderate |
68 Good |
41 Good |
19 Good |
24 Good |
33 Good |
39 Good |
10 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
no2 | 18 Good |
18 Good |
16 Good |
16 Good |
15 Good |
19 Good |
11 Good |
10 Good |
26 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
pm25 | 11 Good |
16 Moderate |
10 Good |
10 Good |
10 Good |
528 Very bad Hazardous |
14 Moderate |
15 Moderate |
52 Unhealthy for Sensitive Groups |
20 Moderate |
30 Moderate |
2 Good |
64 Unhealthy |
-109 Good |
-999 Good |
-999 Good |
-999 Good |
96 Very Unhealthy |
77 Very Unhealthy |
119 Very bad Hazardous |
124 Very bad Hazardous |
so2 | 11 Good |
13 Good |
11 Good |
12 Good |
12 Good |
11 Good |
6 Good |
8 Good |
8 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- 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 | 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 | 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 | 2016-08 | 2016-07 | 2016-06 | 2016-05 | 2016-04 | 2016-03 | 2016-02 | 2016-01 | 2015-12 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 18 (Moderate) | 26 (Moderate) | 52 (Unhealthy for Sensitive Groups) | 89 (Very Unhealthy) | 119 (Very bad Hazardous) | 103 (Very Unhealthy) | 105 (Very Unhealthy) | 62 (Unhealthy) | 18 (Moderate) | 21 (Moderate) | 23 (Moderate) | 26 (Moderate) | 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) | 25 (Moderate) | 28 (Moderate) | 62 (Unhealthy) | 118 (Very bad Hazardous) | 187 (Very bad Hazardous) | 174 (Very bad Hazardous) | 119 (Very bad Hazardous) | 74 (Unhealthy) | 50 (Unhealthy for Sensitive Groups) | 25 (Moderate) | 30 (Moderate) | 40 (Unhealthy for Sensitive Groups) | 25 (Moderate) | 34 (Moderate) | 82 (Very Unhealthy) | 104 (Very Unhealthy) | 209 (Very bad Hazardous) | 162 (Very bad Hazardous) | 101 (Very Unhealthy) | 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) |
pm10 | 38 (Moderate) | 45 (Moderate) | 91 (Unhealthy) | 156 (Very bad Hazardous) | 186 (Very bad Hazardous) | 176 (Very bad Hazardous) | 188 (Very bad Hazardous) | 92 (Unhealthy) | 35 (Moderate) | 39 (Moderate) | 44 (Moderate) | 53 (Unhealthy for Sensitive Groups) | 98 (Unhealthy) | 86 (Unhealthy) | 66 (Unhealthy for Sensitive Groups) | 51 (Unhealthy for Sensitive Groups) | 67 (Unhealthy for Sensitive Groups) | 69 (Unhealthy for Sensitive Groups) | 81 (Unhealthy) | 102 (Unhealthy) | 192 (Very bad Hazardous) | 222 (Very bad Hazardous) | 225 (Very bad Hazardous) | 186 (Very bad Hazardous) | 122 (Very Unhealthy) | 36 (Moderate) | 25 (Moderate) | 48 (Moderate) | - (Good) | 245 (Very bad Hazardous) | - (Good) | - (Good) | 165 (Very bad Hazardous) | 113 (Very Unhealthy) | 65 (Unhealthy for Sensitive Groups) | 36 (Moderate) | - (Good) | - (Good) | 50 (Unhealthy for Sensitive Groups) | 54 (Unhealthy for Sensitive Groups) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 29 (Moderate) | 24 (Moderate) | 16 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
no2 | 11 (Good) | 11 (Good) | 36 (Good) | 67 (Moderate) | 63 (Moderate) | 50 (Moderate) | 66 (Moderate) | 33 (Good) | 19 (Good) | 20 (Good) | 15 (Good) | 13 (Good) | 40 (Moderate) | 40 (Moderate) | 38 (Good) | 40 (Moderate) | 35 (Good) | 36 (Good) | 29 (Good) | 33 (Good) | 56 (Moderate) | 73 (Moderate) | 72 (Moderate) | 114 (Unhealthy for Sensitive Groups) | 53 (Moderate) | 26 (Good) | 19 (Good) | 19 (Good) | - (Good) | 123 (Unhealthy for Sensitive Groups) | - (Good) | - (Good) | 68 (Moderate) | 48 (Moderate) | 36 (Good) | 29 (Good) | - (Good) | - (Good) | 30 (Good) | 32 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 26 (Good) | 22 (Good) | 21 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
so2 | 6.3 (Good) | 7.7 (Good) | 11 (Good) | 13 (Good) | 10 (Good) | 10 (Good) | 7.8 (Good) | 5.5 (Good) | 5.1 (Good) | 4.6 (Good) | 7.1 (Good) | 2.4 (Good) | 8.7 (Good) | 15 (Good) | 15 (Good) | 15 (Good) | 15 (Good) | 34 (Good) | 9 (Good) | 6.9 (Good) | 20 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 2.1 (Good) | 5.8 (Good) | - (Good) | 30 (Good) | - (Good) | - (Good) | 12 (Good) | 7.7 (Good) | 4.3 (Good) | 1.6 (Good) | - (Good) | - (Good) | 5.5 (Good) | 8.4 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
co | 461 (Good) | 512 (Good) | 452 (Good) | 480 (Good) | 1 (Good) | 329 (Good) | 1.3 (Good) | 468 (Good) | 270 (Good) | 276 (Good) | 226 (Good) | 334 (Good) | 292 (Good) | 573 (Good) | 578 (Good) | 583 (Good) | 644 (Good) | 279 (Good) | 678 (Good) | 802 (Good) | 1 (Good) | 1.5 (Good) | 1 (Good) | 1.5 (Good) | 1 (Good) | 609 (Good) | 568 (Good) | 597 (Good) | - (Good) | 1 (Good) | - (Good) | - (Good) | 1 (Good) | 1 (Good) | 1 (Good) | 1 (Good) | - (Good) | - (Good) | 1 (Good) | 1 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 524 (Good) | 559 (Good) | 553 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
o3 | 37 (Good) | 45 (Good) | 48 (Good) | 37 (Good) | 27 (Good) | 30 (Good) | 27 (Good) | 24 (Good) | 19 (Good) | 18 (Good) | 28 (Good) | 23 (Good) | 32 (Good) | 14 (Good) | 12 (Good) | 16 (Good) | 55 (Good) | 37 (Good) | 29 (Good) | 24 (Good) | 23 (Good) | 14 (Good) | 14 (Good) | 24 (Good) | 45 (Good) | 19 (Good) | 18 (Good) | 17 (Good) | - (Good) | 31 (Good) | - (Good) | - (Good) | 32 (Good) | 32 (Good) | 19 (Good) | 8.8 (Good) | - (Good) | - (Good) | 34 (Good) | 45 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 14 (Good) | 17 (Good) | 17 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
Green y Parks in the City
Calcuta 47 %
Nepal: 32 % Bangladesh: 33 % Bután: 82 % Sri Lanka: 59 % Pakistán: 49 %partículas de materia PM2.5
Calcuta 74 (Unhealthy)
El placer de pasar tiempo en la ciudad
Calcuta 35 %
Nepal: 32 % Bangladesh: 26 % Bután: 61 % Sri Lanka: 52 % Pakistán: 43 %partículas de materia PM10
Calcuta 140 (Very Unhealthy)
Contaminación del aire
Calcuta 74 %
Nepal: 76 % Bangladesh: 78 % Bután: 45 % Sri Lanka: 53 % Pakistán: 64 %Eliminación de basura
Calcuta 32 %
Nepal: 25 % Bangladesh: 22 % Bután: 47 % Sri Lanka: 41 % Pakistán: 34 %Disponibilidad y calidad del agua potable
Calcuta 48 %
Nepal: 36 % Bangladesh: 44 % Bután: 64 % Sri Lanka: 65 % Pakistán: 44 %Limpieza y orden
Calcuta 33 %
Nepal: 27 % Bangladesh: 23 % Bután: 57 % Sri Lanka: 52 % Pakistán: 40 %Contaminación acústica y lumínica
Calcuta 65 %
Nepal: 55 % Bangladesh: 63 % Bután: 55 % Sri Lanka: 50 % Pakistán: 59 %Contaminación del agua
Calcuta 69 %
Nepal: 76 % Bangladesh: 74 % Bután: 56 % Sri Lanka: 57 % Pakistán: 70 %PM2,5 11 (bien)
polvo de partículas (PM2.5)O3 75 (Moderado)
ozono (O3)SO2 12 (bien)
dióxido de azufre (SO2)PM10 76 (Insalubre para grupos sensibles)
partículas de materia (PM10) polvo en suspensiónCO 610 (bien)
monóxido de carbono (CO)NO2 9.8 (bien)
dióxido de nitrógeno (NO2)PM2,5 36 (Insalubre para grupos sensibles)
polvo de partículas (PM2.5)PM10 104 (Insalubre)
partículas de materia (PM10) polvo en suspensiónNO2 31 (bien)
dióxido de nitrógeno (NO2)SO2 8.9 (bien)
dióxido de azufre (SO2)CO 540 (bien)
monóxido de carbono (CO)O3 12 (bien)
ozono (O3)PM10 103 (Insalubre)
partículas de materia (PM10) polvo en suspensiónSO2 5.6 (bien)
dióxido de azufre (SO2)PM2,5 52 (Insalubre para grupos sensibles)
polvo de partículas (PM2.5)CO 1190 (bien)
monóxido de carbono (CO)NO2 13 (bien)
dióxido de nitrógeno (NO2)O3 7.9 (bien)
ozono (O3)PM2,5 47 (Insalubre para grupos sensibles)
polvo de partículas (PM2.5)PM10 71 (Insalubre para grupos sensibles)
partículas de materia (PM10) polvo en suspensiónNO2 42 (Moderado)
dióxido de nitrógeno (NO2)SO2 7.9 (bien)
dióxido de azufre (SO2)CO 130 (bien)
monóxido de carbono (CO)O3 7.5 (bien)
ozono (O3)PM2,5 -999 (bien)
polvo de partículas (PM2.5)PM10 126 (Muy insalubre)
partículas de materia (PM10) polvo en suspensiónSO2 10 (bien)
dióxido de azufre (SO2)PM2,5 68 (Insalubre)
polvo de partículas (PM2.5)CO 610 (bien)
monóxido de carbono (CO)NO2 21 (bien)
dióxido de nitrógeno (NO2)O3 20 (bien)
ozono (O3)PM2,5 154 (Muy malo Peligroso)
polvo de partículas (PM2.5)Ballygunge, Kolkata - WBPCB
index | 2022-10-14 | 2022-10-13 | 2022-10-12 | 2022-10-11 | 2022-10-10 | 2022-10-09 | 2022-10-08 | 2022-10-07 |
---|---|---|---|---|---|---|---|---|
co | 549 | 398 | 319 | 202 | 161 | 155 | 202 | 289 |
pm10 | 58 | 44 | 25 | 28 | 26 | 24 | 37 | 36 |
o3 | 39 | 33 | 24 | 19 | 41 | 68 | 76 | 63 |
no2 | 9.9 | 11 | 19 | 15 | 16 | 16 | 18 | 18 |
pm25 | 15 | 14 | 528 | 10 | 10 | 10 | 16 | 11 |
so2 | 8.4 | 5.9 | 11 | 12 | 12 | 11 | 13 | 11 |
Fort William, Kolkata - WBPCB
index | 2022-10-31 |
---|---|
pm25 | 36 |
pm10 | 104 |
no2 | 31 |
so2 | 8.9 |
co | 540 |
o3 | 12 |
Jadavpur, Kolkata - WBPCB
index | 2022-10-31 |
---|---|
pm10 | 101 |
so2 | 5.6 |
pm25 | 52 |
co | 1235 |
no2 | 13 |
o3 | 7.4 |
Rabindra Sarobar, Kolkata - WBPCB
index | 2022-10-31 |
---|---|
pm25 | 47 |
pm10 | 71 |
no2 | 42 |
so2 | 7.9 |
co | 130 |
o3 | 7.5 |
US Diplomatic Post: Kolkata
index | 2023-10-03 | 2023-10-02 | 2023-10-01 | 2023-09-30 | 2023-09-29 | 2023-09-28 | 2023-09-27 | 2023-09-26 |
---|---|---|---|---|---|---|---|---|
pm25 | -999 | -999 | -999 | -109.17 | 64 | 1.8 | 30 | 20 |
Victoria, Kolkata - WBPCB
index | 2022-10-31 |
---|---|
pm10 | 129 |
so2 | 10 |
pm25 | 72 |
co | 485 |
no2 | 19 |
o3 | 15 |
US Diplomatic Post: Kolkata
index | 2024-02-03 | 2024-02-02 | 2024-02-01 | 2024-01-31 |
---|---|---|---|---|
pm25 | 124 | 119 | 77 | 96 |
Fort William, Kolkata - WBPCB
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 20 | 28 | 54 | 74 | 117 | 107 | 117 | 67 | 23 | 26 | 27 | 31 |
pm10 | 44 | 46 | 89 | 146 | 217 | 196 | 218 | 102 | 41 | 46 | 54 | 60 |
no2 | 11 | 11 | 41 | 75 | 71 | 57 | 64 | 30 | 21 | 22 | 12 | 16 |
so2 | 5.8 | 6.3 | 9.7 | 13 | 11 | 11 | 7 | 5.3 | 5.4 | 4.5 | 7.3 | 2.5 |
co | 337 | 368 | 613 | 974 | 1 | 985 | 1 | 637 | 401 | 402 | 323 | 296 |
o3 | 39 | 48 | 43 | 40 | 34 | 34 | 29 | 29 | 21 | 18 | 30 | 29 |
Jadavpur, Kolkata - WBPCB
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 15 | 23 | 49 | 77 | 115 | 62 | 84 | 67 | 13 | 20 | 20 | 25 |
pm10 | 35 | 49 | 91 | 152 | 145 | 151 | 163 | 86 | 22 | 31 | 34 | 47 |
no2 | 8.6 | 9.4 | 24 | 50 | 47 | 44 | 44 | 21 | 9.4 | 15 | 11 | 11 |
so2 | 6.7 | 7.1 | 9.4 | 9.8 | 9.8 | 8.1 | 8.9 | 6.6 | 4.9 | 5.4 | 7.9 | 2.2 |
co | 429 | 458 | 743 | 1 | 1 | 1 | 1 | 767 | 408 | 424 | 354 | 371 |
o3 | 42 | 40 | 28 | 16 | 9.9 | 16 | 14 | 16 | 11 | 8.8 | 17 | 18 |
Rabindra Bharati University, Kolkata - WBSPCB
index | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 36 | 40 | 38 | 34 | 31 | 35 | 39 | 40 | 46 | 41 | 42 | 186 | 69 | 31 |
co | 583 | 573 | 578 | 527 | 513 | 556 | 597 | 704 | 1 | 1 | 1 | 1 | 1 | 712 |
o3 | 40 | 14 | 12 | 13 | 23 | 24 | 20 | 22 | 25 | 16 | 14 | 33 | 73 | 26 |
pm10 | 100 | 86 | 66 | 72 | 80 | 86 | 103 | 137 | 245 | 260 | 291 | 229 | 168 | 49 |
so2 | 12 | 15 | 15 | 19 | 20 | 34 | 9 | 6.9 | 20 | - | - | - | - | - |
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 | - | - | - | - | - | - | - | - | - | - | - | - |
Victoria, Kolkata - WBPCB
index | 2020-05 | 2020-04 | 2020-03 | 2020-02 | 2020-01 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-08 | 2019-07 | 2019-05 | 2019-04 | 2019-02 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-05 | 2018-04 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 18 | 23 | 46 | 85 | 102 | 94 | 91 | 61 | 19 | 23 | 25 | 13 | 24 | 142 | 112 | 68 | 38 | 17 | 19 | 24 |
pm10 | 34 | 41 | 93 | 169 | 195 | 181 | 182 | 89 | 41 | 40 | 44 | 25 | 48 | 245 | 165 | 113 | 65 | 36 | 50 | 54 |
no2 | 13 | 11 | 45 | 76 | 71 | 50 | 90 | 49 | 28 | 23 | 21 | 19 | 19 | 123 | 68 | 48 | 36 | 29 | 30 | 32 |
so2 | 6.4 | 9.6 | 14 | 16 | 9.8 | 11 | 7.4 | 4.5 | 4.9 | 3.8 | 6.2 | 2.1 | 5.8 | 30 | 12 | 7.7 | 4.3 | 1.6 | 5.5 | 8.4 |
co | 617 | 710 | 1 | 464 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 568 | 597 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
o3 | 31 | 47 | 73 | 55 | 37 | 41 | 37 | 27 | 25 | 27 | 37 | 18 | 17 | 31 | 32 | 32 | 19 | 8.8 | 34 | 45 |