Jaka jest dzisiaj jakość powietrza w Chennai district? Czy powietrze jest zanieczyszczone w Chennai district? Czy jest dużo smogu?
Jaki jest obecny poziom PM2.5 w Chennai district? (cząstki stałe (PM2.5) pył)
Dzisiejszy poziom PM2.5 to:
-305 (Dobry)
Dla porównania, najwyższy poziom PM2,5 w Chennai district w ciągu ostatnich 7 dni wyniósł: 63 (wtorek, 6 lutego 2024) i najniższy: -999 (wtorek, 26 września 2023).
Najwyższe wartości PM2,5 zostały zarejestrowane: 597 (grudzień 2018).
Najniższy poziom pyłu zawieszonego PM2,5 występuje w: maju (9.1).
Jak wysoki jest poziom NO2? (dwutlenek azotu (NO2))
48 (Umiarkowany)
Jak wysoki jest poziom CO? (tlenek węgla (CO))
940 (Dobry)
Jak jest dziś poziom O3 w Chennai district? (ozon (O3))
4 (Dobry)
Jaki jest poziom zanieczyszczenia SO2? (dwutlenek siarki (SO2))
20 (Dobry)
Jaki jest dziś poziom PM10 w Chennai district? (cząstki stałe (PM10) pył zawieszony)
Obecny poziom pyłu zawieszonego PM10 w Chennai district to:
70 (Niezdrowy dla grup wrażliwych)
PM2,5 -305 (Dobry)
NO2 48 (Umiarkowany)
CO 940 (Dobry)
O3 4 (Dobry)
SO2 20 (Dobry)
PM10 70 (Niezdrowy dla grup wrażliwych)
| 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) |
Zieleń i parki w mieście
Chennai district 42%
Nepal: 32% Bangladesz: 33% Bhutan: 82% Sri Lanka: 59% Pakistan: 49%cząstki stałe PM2.5
Chennai district 49 (Unhealthy for Sensitive Groups)
Przyjemność spędzania czasu w mieście
Chennai district 41%
Nepal: 32% Bangladesz: 26% Bhutan: 61% Sri Lanka: 52% Pakistan: 43%cząstki stałe PM10
Chennai district 80 (Unhealthy)
Zanieczyszczenie powietrza
Chennai district 63%
Nepal: 76% Bangladesz: 78% Bhutan: 45% Sri Lanka: 53% Pakistan: 64%Utylizacja śmieci
Chennai district 30%
Nepal: 25% Bangladesz: 22% Bhutan: 47% Sri Lanka: 41% Pakistan: 34%Dostępność i jakość wody pitnej
Chennai district 40%
Nepal: 36% Bangladesz: 44% Bhutan: 64% Sri Lanka: 65% Pakistan: 44%Czystość i porządek
Chennai district 32%
Nepal: 27% Bangladesz: 23% Bhutan: 57% Sri Lanka: 52% Pakistan: 40%Hałas i zanieczyszczenie świetlne
Chennai district 57%
Nepal: 55% Bangladesz: 63% Bhutan: 55% Sri Lanka: 50% Pakistan: 59%Zanieczyszczenie wody
Chennai district 74%
Nepal: 76% Bangladesz: 74% Bhutan: 56% Sri Lanka: 57% Pakistan: 70%PM2,5 -999 (Dobry)
cząstki stałe (PM2.5) pyłNO2 48 (Umiarkowany)
dwutlenek azotu (NO2)CO 940 (Dobry)
tlenek węgla (CO)PM2,5 32 (Umiarkowany)
cząstki stałe (PM2.5) pyłO3 3.6 (Dobry)
ozon (O3)SO2 20 (Dobry)
dwutlenek siarki (SO2)PM10 70 (Niezdrowy dla grup wrażliwych)
cząstki stałe (PM10) pył zawieszonyPM2,5 52 (Niezdrowy dla grup wrażliwych)
cząstki stałe (PM2.5) pyłUS 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 |