Care este calitatea aerului în Chennai district astăzi? Aerul este poluat în Chennai district? Există smog?
Care este nivelul actual de PM2,5 în Chennai district? (praf de particule (PM2.5))
Nivelul PM2.5 de astăzi este:
-305 (bun)
Spre comparație, cel mai ridicat nivel de PM2,5 în Chennai district în ultimele 7 zile a fost: 63 (marți, 6 februarie 2024) și cel mai scăzut: -999 (marți, 26 septembrie 2023).
Cele mai mari valori PM2,5 au fost înregistrate: 597 (decembrie 2018).
Cel mai scăzut nivel de poluare cu particule PM2,5 are loc în luna: mai (9.1).
Cât de mare este nivelul de NO2? (dioxid de azot (NO2))
48 (Moderată)
Cât de mare este nivelul de CO? (monoxid de carbon (CO))
940 (bun)
este nivelul de O3 astăzi în Chennai district? (ozon (O3))
4 (bun)
Care este nivelul de poluare cu SO2? (dioxid de sulf (SO2))
20 (bun)
Care este nivelul de PM10 astăzi în Chennai district? (particule (PM10) praf suspendat)
Nivelul actual de particule PM10 în Chennai district este:
70 (Nesănătoase pentru grupuri sensibile)
PM2,5 -305 (bun)
NO2 48 (Moderată)
CO 940 (bun)
O3 4 (bun)
SO2 20 (bun)
PM10 70 (Nesănătoase pentru grupuri sensibile)
index | 2023-09-26 | 2023-09-27 | 2023-09-28 | 2023-09-29 | 2023-09-30 | 2023-10-01 | 2023-10-02 | 2023-10-03 | 2022-10-31 | 2024-01-31 | 2024-02-01 | 2024-02-02 | 2024-02-03 | 2024-02-04 | 2024-02-05 | 2024-02-06 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | -999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
-999 Good |
31 Moderate |
30 Moderate |
15 Moderate |
15 Moderate |
20 Moderate |
19 Moderate |
36 Unhealthy for Sensitive Groups |
63 Unhealthy |
no2 | - Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
36 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
co | - Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
875 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
o3 | - Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
4 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
so2 | - Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
20 Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
pm10 | - Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
- Good |
71 Unhealthy for Sensitive Groups |
- 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 | 2019-03 | 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 | 2018-11 | 2018-10 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pm25 | 9.1 (Good) | 9.6 (Good) | 24 (Moderate) | 32 (Moderate) | 32 (Moderate) | 30 (Moderate) | 39 (Unhealthy for Sensitive Groups) | 20 (Moderate) | 19 (Moderate) | 17 (Moderate) | 36 (Unhealthy for Sensitive Groups) | 30 (Moderate) | 25 (Moderate) | 15 (Moderate) | 22 (Moderate) | 34 (Moderate) | 205 (Very bad Hazardous) | 597 (Very bad Hazardous) | 35 (Moderate) | 60 (Unhealthy) | 45 (Unhealthy for Sensitive Groups) | 105 (Very Unhealthy) | 66 (Unhealthy) | 40 (Unhealthy for Sensitive Groups) | 201 (Very bad Hazardous) | 329 (Very bad Hazardous) | 84 (Very Unhealthy) | 54 (Unhealthy for Sensitive Groups) | 52 (Unhealthy for Sensitive Groups) | 65 (Unhealthy) | 18 (Moderate) | 23 (Moderate) | 27 (Moderate) | 24 (Moderate) | 40 (Unhealthy for Sensitive Groups) | 31 (Moderate) | 29 (Moderate) | 32 (Moderate) | 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) | 36 (Unhealthy for Sensitive Groups) | 49 (Unhealthy for Sensitive Groups) | 63 (Unhealthy) | 41 (Unhealthy for Sensitive Groups) | 34 (Moderate) |
no2 | 1.7 (Good) | 1.6 (Good) | 3.8 (Good) | 5.7 (Good) | 4.9 (Good) | 8.8 (Good) | 16 (Good) | 18 (Good) | 17 (Good) | 17 (Good) | 23 (Good) | 27 (Good) | 8.3 (Good) | 7.6 (Good) | - (Good) | 11 (Good) | - (Good) | - (Good) | 15 (Good) | 15 (Good) | - (Good) | - (Good) | 46 (Moderate) | 33 (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) | 9.8 (Good) | 13 (Good) |
so2 | 4 (Good) | 7.4 (Good) | 6.4 (Good) | 6 (Good) | 5.3 (Good) | 4.9 (Good) | 4.5 (Good) | 4.7 (Good) | 3.6 (Good) | 3.8 (Good) | 3.7 (Good) | 4.1 (Good) | 4.7 (Good) | 4.6 (Good) | - (Good) | 4.5 (Good) | - (Good) | - (Good) | 4.2 (Good) | 4.3 (Good) | - (Good) | - (Good) | 9.1 (Good) | 4.1 (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) | 4.2 (Good) | 6.2 (Good) |
co | 744 (Good) | 747 (Good) | 665 (Good) | 875 (Good) | 845 (Good) | 454 (Good) | 525 (Good) | 793 (Good) | 724 (Good) | 724 (Good) | 767 (Good) | 1 (Good) | 826 (Good) | 843 (Good) | - (Good) | 1 (Good) | - (Good) | - (Good) | 659 (Good) | 648 (Good) | - (Good) | - (Good) | 925 (Good) | 779 (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) | 966 (Good) | 779 (Good) |
o3 | 12 (Good) | 11 (Good) | 5.6 (Good) | 20 (Good) | 12 (Good) | 23 (Good) | 17 (Good) | 15 (Good) | 15 (Good) | 20 (Good) | 34 (Good) | 41 (Good) | 18 (Good) | 16 (Good) | - (Good) | 75 (Moderate) | - (Good) | - (Good) | 31 (Good) | 9.2 (Good) | - (Good) | - (Good) | 34 (Good) | 26 (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) | 21 (Good) | 32 (Good) |
Green and Parks in the City
Chennai district 42 %
Nepal: 32 % Bangladesh: 33 % Bhutan: 82 % Sri Lanka: 59 % Pakistan: 49 %particule în suspensie PM2.5
Chennai district 49 (Unhealthy for Sensitive Groups)
Plăcerea de a petrece timp în oraș
Chennai district 41 %
Nepal: 32 % Bangladesh: 26 % Bhutan: 61 % Sri Lanka: 52 % Pakistan: 43 %particule în suspensie PM10
Chennai district 80 (Unhealthy)
Poluarea aerului
Chennai district 63 %
Nepal: 76 % Bangladesh: 78 % Bhutan: 45 % Sri Lanka: 53 % Pakistan: 64 %Eliminarea gunoiului
Chennai district 30 %
Nepal: 25 % Bangladesh: 22 % Bhutan: 47 % Sri Lanka: 41 % Pakistan: 34 %Disponibilitatea și calitatea apei potabile
Chennai district 40 %
Nepal: 36 % Bangladesh: 44 % Bhutan: 64 % Sri Lanka: 65 % Pakistan: 44 %Curatenia si spatiosa
Chennai district 32 %
Nepal: 27 % Bangladesh: 23 % Bhutan: 57 % Sri Lanka: 52 % Pakistan: 40 %Poluarea fonică și luminoasă
Chennai district 57 %
Nepal: 55 % Bangladesh: 63 % Bhutan: 55 % Sri Lanka: 50 % Pakistan: 59 %Poluarea apei
Chennai district 74 %
Nepal: 76 % Bangladesh: 74 % Bhutan: 56 % Sri Lanka: 57 % Pakistan: 70 %PM2,5 -999 (bun)
praf de particule (PM2.5)NO2 48 (Moderată)
dioxid de azot (NO2)CO 940 (bun)
monoxid de carbon (CO)PM2,5 32 (Moderată)
praf de particule (PM2.5)O3 3.6 (bun)
ozon (O3)SO2 20 (bun)
dioxid de sulf (SO2)PM10 70 (Nesănătoase pentru grupuri sensibile)
particule (PM10) praf suspendatPM2,5 52 (Nesănătoase pentru grupuri sensibile)
praf de particule (PM2.5)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 |
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 |
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 |