Qual é a qualidade do ar Tamil Nadu hoje em dia? O ar está poluído em Tamil Nadu?. Há smog?
Qual é o nível de NO2? (dióxido de nitrogênio (NO2))
22 (Bom)
Qual é o nível de CO? (monóxido de carbono (CO))
1278 (Bom)
Qual é o nível atual de PM2,5 em Tamil Nadu? (partículas em suspensão (PM2,5) pó)
O nível pm2.5 de hoje é:
-84 (Bom)
Para comparação, o maior nível de PM2,5 em Tamil Nadu nos últimos 7 dias foi: 81 (quarta-feira, 12 de outubro de 2022) e o menor: -999 (terça-feira, 26 de setembro de 2023).
Os maiores valores de PM2,5 foram registrados: 597 (dezembro de 2018).
O menor nível de poluição de material particulado PM2,5 ocorre no mês: maio (11).
Como está o nível O3 hoje em Tamil Nadu? (ozônio (O3))
15 (Bom)
Qual é o nível de poluição SO2? (dióxido de enxofre (SO2))
12 (Bom)
Qual é o nível de PM10 hoje em Tamil Nadu? (partículas em suspensão (PM10))
O nível atual de material particulado PM10 em Tamil Nadu is:
52 (Insalubre para Grupos Sensíveis)
Os maiores valores de PM10 geralmente ocorrem no mês: 73 (novembro de 2019).
O menor valor de poluição de material particulado PM10 em Tamil Nadu é geralmente registrado em: agosto (29).
NO2 22 (Bom)
CO 1278 (Bom)
PM2,5 -84 (Bom)
O3 15 (Bom)
SO2 12 (Bom)
PM10 52 (Insalubre para Grupos Sensíveis)
index | 2022-10-31 | 2022-10-07 | 2022-10-08 | 2022-10-09 | 2022-10-10 | 2022-10-11 | 2022-10-12 | 2022-10-13 | 2022-10-14 | 2023-09-26 | 2023-09-27 | 2023-09-28 | 2023-09-29 | 2023-09-30 | 2023-10-01 | 2023-10-02 | 2023-10-03 | 2022-07-27 | 2022-07-28 | 2022-07-29 | 2022-07-30 | 2022-07-31 | 2022-08-01 | 2022-08-02 | 2024-01-31 | 2024-02-01 | 2024-02-02 | 2024-02-03 | 2024-02-04 | 2024-02-05 | 2024-02-06 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 30 Good |
14 Good |
16 Good |
16 Good |
19 Good |
18 Good |
16 Good |
17 Good |
13 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
13 Good |
14 Good |
14 Good |
13 Good |
13 Good |
15 Good |
14 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
co | 1808 Good |
1280 Good |
1202 Good |
1519 Good |
1563 Good |
1473 Good |
1131 Good |
1274 Good |
1034 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
360 Good |
360 Good |
360 Good |
1934 Good |
2601 Moderate |
1395 Good |
50 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
pm25 | 77 Very Unhealthy |
27 Moderate |
52 Unhealthy for Sensitive Groups |
79 Very Unhealthy |
40 Unhealthy for Sensitive Groups |
28 Moderate |
81 Very Unhealthy |
20 Moderate |
19 Moderate |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
41 Unhealthy for Sensitive Groups |
55 Unhealthy |
61 Unhealthy |
6 Good |
0 Good |
8 Good |
10 Good |
30 Moderate |
15 Moderate |
15 Moderate |
20 Moderate |
19 Moderate |
36 Unhealthy for Sensitive Groups |
63 Unhealthy |
o3 | 16 Good |
5 Good |
5 Good |
5 Good |
7 Good |
7 Good |
7 Good |
8 Good |
5 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
5 Good |
5 Good |
5 Good |
8 Good |
5 Good |
8 Good |
6 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
so2 | 12 Good |
19 Good |
19 Good |
13 Good |
13 Good |
13 Good |
14 Good |
15 Good |
17 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
2 Good |
2 Good |
2 Good |
7 Good |
8 Good |
6 Good |
3 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
pm10 | 74 Unhealthy for Sensitive Groups |
44 Moderate |
47 Moderate |
24 Moderate |
21 Moderate |
38 Moderate |
43 Moderate |
38 Moderate |
34 Moderate |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
80 Unhealthy |
102 Unhealthy |
112 Very Unhealthy |
29 Moderate |
26 Moderate |
17 Good |
16 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 | 2019-05 | 2019-04 | 2019-02 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 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 | 2019-03 | 2019-01 | 2018-12 | 2018-07 | 2018-06 | 2016-02 | 2016-01 | 2015-12 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 11 (Good) | 18 (Moderate) | 35 (Unhealthy for Sensitive Groups) | 43 (Unhealthy for Sensitive Groups) | 46 (Unhealthy for Sensitive Groups) | 40 (Unhealthy for Sensitive Groups) | 37 (Unhealthy for Sensitive Groups) | 32 (Moderate) | 40 (Unhealthy for Sensitive Groups) | 25 (Moderate) | 35 (Moderate) | 27 (Moderate) | 32 (Moderate) | 43 (Unhealthy for Sensitive Groups) | 132 (Very bad Hazardous) | 49 (Unhealthy for Sensitive Groups) | 45 (Unhealthy for Sensitive Groups) | 40 (Unhealthy for Sensitive Groups) | 50 (Unhealthy for Sensitive Groups) | 46 (Unhealthy for Sensitive Groups) | 44 (Unhealthy for Sensitive Groups) | 111 (Very bad Hazardous) | 125 (Very bad Hazardous) | 78 (Very Unhealthy) | 55 (Unhealthy) | 45 (Unhealthy for Sensitive Groups) | 53 (Unhealthy for Sensitive Groups) | 31 (Moderate) | 30 (Moderate) | 51 (Unhealthy for Sensitive Groups) | 45 (Unhealthy for Sensitive Groups) | 54 (Unhealthy for Sensitive Groups) | 54 (Unhealthy for Sensitive Groups) | 45 (Unhealthy for Sensitive Groups) | 46 (Unhealthy for Sensitive Groups) | 47 (Unhealthy for Sensitive Groups) | 54 (Unhealthy for Sensitive Groups) | 50 (Unhealthy for Sensitive Groups) | 50 (Unhealthy for Sensitive Groups) | 30 (Moderate) | 37 (Unhealthy for Sensitive Groups) | 33 (Moderate) | 37 (Unhealthy for Sensitive Groups) | 18 (Moderate) | 20 (Moderate) | 26 (Moderate) | 22 (Moderate) | 205 (Very bad Hazardous) | 597 (Very bad Hazardous) | 45 (Unhealthy for Sensitive Groups) | 105 (Very Unhealthy) | 36 (Unhealthy for Sensitive Groups) | 49 (Unhealthy for Sensitive Groups) | 63 (Unhealthy) |
no2 | 7.3 (Good) | 9.8 (Good) | 13 (Good) | 19 (Good) | 21 (Good) | 20 (Good) | 20 (Good) | 22 (Good) | 15 (Good) | 19 (Good) | 19 (Good) | 17 (Good) | 12 (Good) | 11 (Good) | 12 (Good) | 18 (Good) | 22 (Good) | 18 (Good) | 18 (Good) | 33 (Good) | 24 (Good) | 21 (Good) | 19 (Good) | 18 (Good) | 23 (Good) | 23 (Good) | 21 (Good) | 19 (Good) | 13 (Good) | 18 (Good) | 17 (Good) | 18 (Good) | 15 (Good) | 15 (Good) | 22 (Good) | 22 (Good) | 30 (Good) | 32 (Good) | 29 (Good) | 21 (Good) | 15 (Good) | 15 (Good) | 14 (Good) | 17 (Good) | 12 (Good) | 8.7 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
so2 | 4.4 (Good) | 5.7 (Good) | 8 (Good) | 12 (Good) | 13 (Good) | 8.4 (Good) | 7.3 (Good) | 6.9 (Good) | 6.2 (Good) | 7.1 (Good) | 6.1 (Good) | 5.6 (Good) | 5.6 (Good) | 6.2 (Good) | 12 (Good) | 9.3 (Good) | 8.8 (Good) | 6.9 (Good) | 9.4 (Good) | 7 (Good) | 6 (Good) | 9.6 (Good) | 8.5 (Good) | 18 (Good) | 13 (Good) | 12 (Good) | 11 (Good) | 9.9 (Good) | 6 (Good) | 5.8 (Good) | 5.2 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
co | 577 (Good) | 692 (Good) | 475 (Good) | 558 (Good) | 399 (Good) | 395 (Good) | 606 (Good) | 638 (Good) | 646 (Good) | 407 (Good) | 608 (Good) | 426 (Good) | 839 (Good) | 450 (Good) | 234 (Good) | 491 (Good) | 918 (Good) | 844 (Good) | 619 (Good) | 443 (Good) | 202 (Good) | 63 (Good) | 725 (Good) | 684 (Good) | 719 (Good) | 746 (Good) | 834 (Good) | 259 (Good) | 272 (Good) | 488 (Good) | 602 (Good) | 635 (Good) | 280 (Good) | 681 (Good) | 702 (Good) | 477 (Good) | 587 (Good) | 204 (Good) | 156 (Good) | 494 (Good) | 259 (Good) | 318 (Good) | 448 (Good) | 11 (Good) | 556 (Good) | 868 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
o3 | 35 (Good) | 33 (Good) | 30 (Good) | 21 (Good) | 19 (Good) | 24 (Good) | 29 (Good) | 31 (Good) | 56 (Good) | 47 (Good) | 34 (Good) | 41 (Good) | 26 (Good) | 28 (Good) | 60 (Good) | 22 (Good) | 27 (Good) | 24 (Good) | 16 (Good) | 32 (Good) | 30 (Good) | 15 (Good) | 33 (Good) | 41 (Good) | 39 (Good) | 25 (Good) | 26 (Good) | 28 (Good) | 20 (Good) | 22 (Good) | 26 (Good) | 41 (Good) | 31 (Good) | 23 (Good) | 35 (Good) | 38 (Good) | 35 (Good) | 43 (Good) | 42 (Good) | 23 (Good) | 22 (Good) | 17 (Good) | 28 (Good) | 50 (Good) | 34 (Good) | 29 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
pm10 | - (Good) | 43 (Moderate) | 29 (Moderate) | 68 (Unhealthy for Sensitive Groups) | 59 (Unhealthy for Sensitive Groups) | 57 (Unhealthy for Sensitive Groups) | 73 (Unhealthy for Sensitive Groups) | 47 (Moderate) | 44 (Moderate) | 29 (Moderate) | 32 (Moderate) | 40 (Moderate) | - (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) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) |
Verde e Parques na Cidade
Tamil Nadu 47%
Nepal: 32% Bangladesh: 33% Butão: 82% Sri Lanka: 59% Paquistão: 49%partículas em suspensão PM2,5
Tamil Nadu 37 (Unhealthy for Sensitive Groups)
Prazer de passar tempo na cidade
Tamil Nadu 54%
Nepal: 32% Bangladesh: 26% Butão: 61% Sri Lanka: 52% Paquistão: 43%partículas em suspensão PM10
Tamil Nadu 66 (Unhealthy for Sensitive Groups)
Poluição do Ar
Tamil Nadu 46%
Nepal: 76% Bangladesh: 78% Butão: 45% Sri Lanka: 53% Paquistão: 64%Eliminação de Lixo
Tamil Nadu 41%
Nepal: 25% Bangladesh: 22% Butão: 47% Sri Lanka: 41% Paquistão: 34%Disponibilidade e qualidade da água potável
Tamil Nadu 55%
Nepal: 36% Bangladesh: 44% Butão: 64% Sri Lanka: 65% Paquistão: 44%Limpeza e arrumação
Tamil Nadu 43%
Nepal: 27% Bangladesh: 23% Butão: 57% Sri Lanka: 52% Paquistão: 40%Ruído e poluição luminosa
Tamil Nadu 51%
Nepal: 55% Bangladesh: 63% Butão: 55% Sri Lanka: 50% Paquistão: 59%Poluição das águas
Tamil Nadu 59%
Nepal: 76% Bangladesh: 74% Butão: 56% Sri Lanka: 57% Paquistão: 70%NO2 39 (Bom)
dióxido de nitrogênio (NO2)CO 4310 (Moderada)
monóxido de carbono (CO)PM2,5 89 (Muito Insalubre)
partículas em suspensão (PM2,5) póO3 26 (Bom)
ozônio (O3)SO2 9.5 (Bom)
dióxido de enxofre (SO2)PM10 137 (Muito Insalubre)
partículas em suspensão (PM10)PM2,5 120 (Muito ruim Perigoso)
partículas em suspensão (PM2,5) póPM10 27 (Moderada)
partículas em suspensão (PM10)NO2 7.5 (Bom)
dióxido de nitrogênio (NO2)SO2 9.3 (Bom)
dióxido de enxofre (SO2)CO 470 (Bom)
monóxido de carbono (CO)O3 24 (Bom)
ozônio (O3)SO2 14 (Bom)
dióxido de enxofre (SO2)NO2 17 (Bom)
dióxido de nitrogênio (NO2)CO 560 (Bom)
monóxido de carbono (CO)O3 4.2 (Bom)
ozônio (O3)PM10 31 (Moderada)
partículas em suspensão (PM10)PM2,5 10 (Bom)
partículas em suspensão (PM2,5) póPM2,5 -999 (Bom)
partículas em suspensão (PM2,5) póNO2 48 (Moderada)
dióxido de nitrogênio (NO2)CO 940 (Bom)
monóxido de carbono (CO)PM2,5 32 (Moderada)
partículas em suspensão (PM2,5) póO3 3.6 (Bom)
ozônio (O3)SO2 20 (Bom)
dióxido de enxofre (SO2)PM10 70 (Insalubre para Grupos Sensíveis)
partículas em suspensão (PM10)PM10 21 (Moderada)
partículas em suspensão (PM10)PM2,5 10 (Bom)
partículas em suspensão (PM2,5) póSO2 2.1 (Bom)
dióxido de enxofre (SO2)CO 300 (Bom)
monóxido de carbono (CO)O3 6.8 (Bom)
ozônio (O3)NO2 15 (Bom)
dióxido de nitrogênio (NO2)PM2,5 52 (Insalubre para Grupos Sensíveis)
partículas em suspensão (PM2,5) póSO2 19 (Bom)
dióxido de enxofre (SO2)PM10 24 (Moderada)
partículas em suspensão (PM10)O3 23 (Bom)
ozônio (O3)PM2,5 16 (Moderada)
partículas em suspensão (PM2,5) póCO 1090 (Bom)
monóxido de carbono (CO)NO2 8.1 (Bom)
dióxido de nitrogênio (NO2)Alandur Bus Depot, Chennai - CPCB
index | 2022-10-31 |
---|---|
no2 | 47 |
co | 4080 |
pm25 | 81 |
o3 | 20 |
so2 | 5.5 |
pm10 | 124 |
Manali Village, Chennai - TNPCB
index | 2022-10-31 |
---|---|
pm25 | 120 |
pm10 | 27 |
no2 | 7.5 |
so2 | 9.3 |
co | 470 |
o3 | 24 |
Manali, Chennai - CPCB
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 | 1088 | 1535 | 1217 | 1724 | 2153 | 2125 | 1453 | 1695 |
o3 | 4 | 4.2 | 4.2 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 |
so2 | 15 | 12 | 9.8 | 7.7 | 6.8 | 7.1 | 18 | 18 |
pm10 | 36 | 37 | 41 | 38 | 23 | 19 | 57 | 54 |
pm25 | 14 | 10 | 124 | 24 | 54 | 138 | 75 | 28 |
no2 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
US Diplomatic Post: Chennai
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 | -999 | -999 | -999 | -999 | -999 |
Velachery Res. Area, Chennai - CPCB
index | 2022-10-31 |
---|---|
no2 | 36 |
co | 875 |
pm25 | 31 |
o3 | 4.5 |
so2 | 20 |
pm10 | 71 |
BWSSB Kadabesanahalli, Bengaluru - CPCB
index | 2022-08-02 | 2022-08-01 | 2022-07-31 | 2022-07-30 | 2022-07-29 | 2022-07-28 | 2022-07-27 |
---|---|---|---|---|---|---|---|
o3 | 5.7 | 7.6 | 5 | 7.7 | 4.5 | 5.1 | 4.5 |
pm10 | 16 | 17 | 26 | 29 | 112 | 102 | 80 |
pm25 | 10 | 8 | 0.26 | 6.1 | 61 | 55 | 41 |
so2 | 2.7 | 6.1 | 8.4 | 6.5 | 2.1 | 2.1 | 2.1 |
co | 50 | 1395 | 2601 | 1934 | 360 | 360 | 360 |
no2 | 14 | 15 | 13 | 13 | 14 | 14 | 13 |
US Diplomatic Post: Chennai
index | 2024-02-06 | 2024-02-05 | 2024-02-04 | 2024-02-03 | 2024-02-02 | 2024-02-01 | 2024-01-31 |
---|---|---|---|---|---|---|---|
pm25 | 63 | 36 | 19 | 20 | 15 | 15 | 30 |
SIDCO Kurichi, Coimbatore - TNPCB
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 |
---|---|---|---|---|---|---|---|---|
o3 | 6.3 | 12 | 11 | 9.1 | 9.4 | 5.9 | 6 | 6.3 |
so2 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
pm25 | 25 | 30 | 38 | 33 | 26 | 20 | 30 | 26 |
no2 | 9.6 | 17 | 15 | 19 | 20 | 16 | 16 | 12 |
co | 980 | 1012 | 1046 | 1222 | 973 | 912 | 952 | 864 |
pm10 | 32 | 39 | 44 | 37 | 19 | 29 | 38 | 35 |
Alandur Bus Depot, Chennai - CPCB
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 | 2019-02 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-05 | 2018-04 | 2018-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 13 | 15 | 32 | 43 | 42 | 43 | 38 | 46 | 31 | 25 | 31 | 22 | 46 | 46 | 385 | 60 | 59 | 45 | 54 | 23 | 40 | 69 |
no2 | 5 | 11 | 11 | 20 | 21 | 22 | 12 | 24 | 11 | 15 | 15 | 18 | 8.7 | 4.1 | 14 | 27 | 27 | 19 | 20 | 16 | 29 | 11 |
so2 | 3.8 | 4.3 | 4.7 | 5.3 | 6 | 5.3 | 9.3 | 8 | 5.3 | 6.4 | 4.1 | 4.8 | 4.4 | 5 | 18 | 14 | 17 | 9.2 | 9.1 | 6.3 | 7.1 | 6.7 |
co | 448 | 406 | 583 | 562 | 599 | 595 | 700 | 1 | 1 | 657 | 714 | 750 | 950 | 1 | 699 | 997 | 943 | 977 | 1 | 1 | 14 | 70 |
o3 | 21 | 14 | 19 | 28 | 18 | 15 | 16 | 14 | 16 | 17 | 23 | 29 | 19 | 16 | 45 | 26 | 31 | 24 | 27 | 45 | 34 | 15 |
Alandur Bus Depot
index | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 14 | 19 | 28 | 25 | 16 | 13 | 11 | 16 | 12 | 14 | 11 | 11 | 15 | 14 | 26 | 25 | 25 | 18 | 11 | 13 | 15 | 18 | 10 | 6.7 |
o3 | 38 | 42 | 36 | 27 | 29 | 35 | 21 | 22 | 28 | 44 | 32 | 23 | 35 | 38 | 33 | 39 | 46 | 24 | 22 | 20 | 36 | 50 | 34 | 29 |
co | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 26 | 26 | 20 | 26 | - | 30 | 23 | - |
pm25 | 55 | 76 | 68 | 49 | 51 | 39 | 43 | 49 | 44 | 57 | 56 | 56 | 56 | - | - | - | - | - | - | - | - | - | - | - |
so2 | 9.4 | 16 | 19 | 18 | 17 | 14 | 4.9 | 4.9 | 5.3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
IIT
index | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 20 | 19 | 19 | 24 | 23 | 27 | 9.8 | 16 | 16 | 14 | 11 | 11 | 18 | 16 | 27 | 33 | 20 | 21 | 14 | 18 | 15 | 16 | 14 | 12 |
co | 783 | 817 | 921 | 818 | 990 | 1 | 1 | 439 | 593 | 718 | 1 | 947 | 822 | 554 | 634 | 407 | 442 | 470 | 755 | 926 | 894 | 1 | 894 | 769 |
o3 | 28 | 40 | 41 | 22 | 23 | 22 | 19 | 22 | 24 | 38 | 29 | 23 | 34 | 38 | 37 | 47 | 37 | 21 | 22 | 14 | 21 | - | - | - |
pm25 | 39 | 51 | 45 | 40 | 46 | 32 | 25 | 28 | 26 | 31 | 45 | 29 | 30 | - | - | - | - | - | - | - | - | - | - | - |
so2 | 5.3 | 6.5 | 6.4 | 9.1 | 5.8 | 3.2 | 3.2 | 3 | 2.9 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Manali Village, Chennai - TNPCB
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 7.2 | 6.8 | 7.2 | 6.3 | 6.8 | 8.5 | 8.5 | 8.4 | 10 | 11 | 11 | 7.5 |
so2 | 7 | 6.8 | 7.2 | 11 | 15 | 8.3 | 7.7 | 8.5 | 9.5 | 9.2 | 9.4 | 8.1 |
co | 776 | 526 | 300 | 489 | 549 | 306 | 238 | 691 | 704 | 650 | 723 | 528 |
pm25 | 11 | 11 | 17 | 25 | 40 | 40 | 37 | 25 | 20 | 17 | 23 | 27 |
pm10 | - | 43 | 29 | 68 | 59 | 57 | 73 | 47 | 44 | 29 | 32 | 40 |
o3 | 90 | 79 | 68 | 24 | 36 | 33 | 55 | 93 | 138 | 102 | 45 | 53 |
Manali, Chennai - CPCB
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 | 2018-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 12 | 23 | 44 | 51 | 77 | 54 | 35 | 41 | 55 | 47 | 49 | 12 | 23 | 76 | 64 | 56 | 65 | 57 | 39 | 59 | 116 |
no2 | 5.4 | 14 | 14 | 23 | 31 | 28 | 29 | 23 | 13 | 33 | 22 | 30 | 21 | 11 | 15 | 13 | 16 | 21 | 51 | 17 | 21 |
so2 | 2.6 | 2.7 | 15 | 33 | 32 | 17 | 8.6 | 6.8 | 7 | 11 | 8.8 | 7.8 | 9.6 | 14 | 14 | 6 | 9.6 | 20 | 9.7 | 9.4 | 18 |
co | 917 | 789 | 1 | 1 | 1 | 1 | 578 | 726 | 833 | 1 | 1 | - | 1 | 1 | 1 | 968 | 948 | 982 | 1 | 14 | 37 |
Manali
index | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 22 | 17 | 22 | 22 | 23 | 17 | 18 | 24 | 23 | 25 | 24 | 22 | 34 | 37 | 38 | 40 | 43 | 24 | 19 | 14 | 12 | 17 | 11 | 7.5 |
co | 666 | 551 | 517 | 674 | 678 | 517 | 542 | 537 | 610 | 552 | 558 | 415 | 581 | 399 | 540 | 1 | 1 | 987 | 1 | 1 | 2 | 1 | 750 | 967 |
pm25 | 80 | 102 | 54 | 39 | 51 | 34 | 28 | 100 | 86 | 88 | 84 | 66 | 64 | - | - | - | - | - | - | - | - | - | - | - |
so2 | 11 | 30 | 13 | 8.3 | 9.3 | 13 | 10 | 9.5 | 7.3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
US Diplomatic Post: Chennai
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 | 2018-09 | 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 | 9.5 | 8.9 | 22 | 31 | 35 | 35 | 48 | 14 | 21 | 19 | 22 | 19 | 24 | 15 | 22 | 35 | 205 | 597 | 43 | 94 | 45 | 105 | 95 | 46 | 201 | 329 | 84 | 54 | 52 | 65 | 18 | 23 | 27 | 24 | 40 | 31 | 29 | 32 | 47 | 54 | 50 | 50 | 30 | 37 | 33 | 37 | 18 | 20 | 26 | 36 | 49 | 63 |
Velachery Res. Area, Chennai - CPCB
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 | 2019-02 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-05 | 2018-04 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 8.7 | 10 | 27 | 32 | 30 | 25 | 30 | 26 | 16 | 14 | 49 | 41 | 26 | 16 | 34 | 41 | 34 | 26 | 26 | 37 | 34 |
no2 | 1.7 | 1.6 | 3.8 | 5.7 | 4.9 | 8.8 | 16 | 18 | 17 | 17 | 23 | 27 | 8.3 | 7.6 | 11 | 9.8 | 13 | 15 | 15 | 46 | 33 |
so2 | 4 | 7.4 | 6.4 | 6 | 5.3 | 4.9 | 4.5 | 4.7 | 3.6 | 3.8 | 3.7 | 4.1 | 4.7 | 4.6 | 4.5 | 4.2 | 6.2 | 4.2 | 4.3 | 9.1 | 4.1 |
co | 744 | 747 | 665 | 875 | 845 | 454 | 525 | 793 | 724 | 724 | 767 | 1 | 826 | 843 | 1 | 966 | 779 | 659 | 648 | 925 | 779 |
o3 | 12 | 11 | 5.6 | 20 | 12 | 23 | 17 | 15 | 15 | 20 | 34 | 41 | 18 | 16 | 75 | 21 | 32 | 31 | 9.2 | 34 | 26 |
BWSSB Kadabesanahalli, Bengaluru - CPCB
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 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-05 | 2018-04 | 2018-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 10 | 39 | 69 | 76 | 53 | 42 | 33 | 40 | 95 | 25 | 33 | 51 | 114 | 33 | 32 | 21 | 19 | 34 | 39 | 58 |
no2 | 17 | 16 | 30 | 40 | 42 | 33 | 36 | 37 | 21 | 21 | 26 | 3 | - | 21 | 34 | 24 | 18 | 22 | 18 | 31 |
so2 | - | 7.5 | 7.1 | 7 | 6.6 | 7 | 6.5 | 6.6 | 5.5 | 4.5 | 4.7 | - | 5.5 | 5.4 | 6.5 | 4.7 | 4.2 | 2.7 | 3.6 | 3.9 |
co | 1 | 990 | 825 | 861 | 1 | 619 | 991 | 977 | 970 | 1 | 833 | 742 | 954 | 1 | 983 | 790 | 844 | 845 | 1 | 81 |
o3 | 17 | 29 | 27 | 14 | 12 | 24 | 26 | 1.7 | - | - | - | 42 | 53 | 18 | 20 | 18 | 11 | 17 | 30 | 16 |