Pollution de l’air dans Saint-Nazaire: indice de qualité de l’air en temps réel et alerte au smog.
Prévisions de pollution et de qualité de l’air pour Saint-Nazaire. Aujourd’hui, c’est samedi 3 mai 2025. Les valeurs de pollution atmosphérique suivantes ont été enregistrées pour Saint-Nazaire:- ozone (O3) - 70 (Modérée)
- dioxyde d’azote (NO2) - 3 (Bon)
- dioxyde de soufre (SO2) - 2 (Bon)
Quelle est la qualité de l'air aujourd' Saint-Nazaire hui? L'air est-il pollué dans Saint-Nazaire? Y a-t-il du smog?
Aujourd'hui (mercredi 17 janvier 2024), la qualité de l'air est modérée en Saint-Nazaire.
Certains polluants dans Saint-Nazaire peuvent affecter légèrement très peu d’individus hypersensibles. Les polluants atmosphériques dans Saint-Nazaire peuvent causer un inconfort respiratoire mineur aux personnes sensibles.
Comment est le niveau O3 aujourd’hui dans Saint-Nazaire? (ozone (O3))
70 (Modérée)
Quel est le niveau de NO2? (dioxyde d’azote (NO2))
3 (Bon)
Quel est le niveau de pollution du SO2? (dioxyde de soufre (SO2))
2 (Bon)
Données actuelles mercredi 17 janvier 2024 à 06:00
0 (Bon)
O3 70 (Modérée)
NO2 3 (Bon)
SO2 2 (Bon)
Données sur la pollution de l’air de ces derniers jours Saint-Nazaire
index
2024-01-10
2024-01-11
2024-01-12
2024-01-13
2024-01-14
2024-01-15
2024-01-16
2024-01-17
o3
16
Good
27
Good
49
Good
39
Good
23
Good
34
Good
46
Good
35
Good
no
4
Good
3
Good
2
Good
2
Good
2
Good
3
Good
2
Good
1
Good
no2
17
Good
16
Good
14
Good
13
Good
12
Good
21
Good
17
Good
9
Good
so2
1
Good
1
Good
1
Good
2
Good
1
Good
1
Good
3
Good
3
Good
data source »
Pollution de l’air en Saint-Nazaire de septembre 2017 à mai 2020
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
pm25
8.4 (Good)
13 (Moderate)
12 (Good)
6.8 (Good)
11 (Good)
9.3 (Good)
6.8 (Good)
5.8 (Good)
4.5 (Good)
6.1 (Good)
6.6 (Good)
6.5 (Good)
7 (Good)
11 (Good)
9.3 (Good)
18 (Moderate)
9.9 (Good)
9.9 (Good)
12 (Good)
9.2 (Good)
6.9 (Good)
5.3 (Good)
6.2 (Good)
7.2 (Good)
11 (Good)
7.8 (Good)
6.9 (Good)
9.4 (Good)
6.7 (Good)
7.8 (Good)
10 (Good)
7.8 (Good)
6.2 (Good)
pm10
16 (Good)
18 (Good)
18 (Good)
21 (Moderate)
19 (Good)
17 (Good)
13 (Good)
15 (Good)
15 (Good)
14 (Good)
13 (Good)
16 (Good)
16 (Good)
21 (Moderate)
21 (Moderate)
28 (Moderate)
15 (Good)
15 (Good)
17 (Good)
14 (Good)
15 (Good)
11 (Good)
12 (Good)
12 (Good)
19 (Good)
15 (Good)
15 (Good)
16 (Good)
12 (Good)
15 (Good)
15 (Good)
16 (Good)
15 (Good)
no2
5.8 (Good)
6.5 (Good)
8.4 (Good)
6.7 (Good)
12 (Good)
10 (Good)
11 (Good)
7.5 (Good)
5.6 (Good)
5.1 (Good)
5.9 (Good)
6.6 (Good)
7.8 (Good)
9.3 (Good)
9.1 (Good)
21 (Good)
15 (Good)
9.7 (Good)
13 (Good)
12 (Good)
8.9 (Good)
5.5 (Good)
5.1 (Good)
8.3 (Good)
6.6 (Good)
8.9 (Good)
7.8 (Good)
14 (Good)
9.9 (Good)
14 (Good)
14 (Good)
8.9 (Good)
10 (Good)
o3
60 (Good)
73 (Moderate)
71 (Moderate)
71 (Moderate)
56 (Good)
56 (Good)
53 (Good)
55 (Good)
60 (Good)
63 (Good)
73 (Moderate)
69 (Good)
72 (Moderate)
77 (Moderate)
75 (Moderate)
46 (Good)
51 (Good)
53 (Good)
43 (Good)
45 (Good)
59 (Good)
55 (Good)
67 (Good)
64 (Good)
84 (Moderate)
74 (Moderate)
74 (Moderate)
58 (Good)
59 (Good)
53 (Good)
47 (Good)
51 (Good)
48 (Good)
so2
1.8 (Good)
1.9 (Good)
2.5 (Good)
2.3 (Good)
2 (Good)
2.4 (Good)
1.9 (Good)
2 (Good)
2.3 (Good)
2.1 (Good)
2 (Good)
1.9 (Good)
2.6 (Good)
2.7 (Good)
2.4 (Good)
3.6 (Good)
2.5 (Good)
1.9 (Good)
2.9 (Good)
2.6 (Good)
3.4 (Good)
2.4 (Good)
2.8 (Good)
3.9 (Good)
2.8 (Good)
2.6 (Good)
2.6 (Good)
3.5 (Good)
2.6 (Good)
2.6 (Good)
1.6 (Good)
0.92 (Good)
0.87 (Good)
data source »
FR23110
mercredi 17 janvier 2024 à 06:00
0.3 (Bon)
index_name_no
O3 70 (Bon)
ozone (O3)
NO2 2.6 (Bon)
dioxyde d’azote (NO2)
FR23181
mercredi 17 janvier 2024 à 06:00
0.1 (Bon)
index_name_no
SO2 2 (Bon)
dioxyde de soufre (SO2)
NO2 3.6 (Bon)
dioxyde d’azote (NO2)
FR23110
index
2024-01-17
2024-01-16
2024-01-15
2024-01-14
2024-01-13
2024-01-12
2024-01-11
2024-01-10
o3
35
46
34
23
39
49
27
16
no
0.55
2.1
3.9
2.4
1.6
1.8
3.8
4.4
no2
7.8
15
20
12
12
13
15
16
FR23181
index
2024-01-17
2024-01-16
2024-01-15
2024-01-14
2024-01-13
2024-01-12
2024-01-11
2024-01-10
no2
10
18
22
13
14
15
16
18
no
0.6
1.8
3.1
1.9
1.4
1.4
2.7
3.4
so2
2.6
3.5
1
1.4
1.7
0.84
0.74
0.92
FR23110
2017-09 2020-05
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
pm25
8.4
13
12
6.8
11
9.3
6.8
5.8
4.5
6.1
6.6
6.5
7
11
9.3
18
9.9
9.9
12
9.2
6.9
5.3
6.2
7.2
11
7.8
6.9
9.4
6.7
7.8
10
7.8
6.2
pm10
16
18
18
21
19
17
13
15
15
14
13
16
16
21
21
28
15
15
17
14
15
11
12
12
19
15
15
16
12
15
15
16
15
no2
4.8
6
7.7
6.8
11
10
10
6.9
5.7
5.1
6.1
6
7.9
9.9
9.9
22
15
9.9
14
13
8.8
5.2
4.9
7.8
7.2
9
7.9
13
11
15
14
9
11
o3
60
73
71
71
56
56
53
55
60
63
73
69
72
77
75
46
51
53
43
45
59
55
67
64
84
74
74
58
59
53
47
51
48
FR23181
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
so2
1.8
1.9
2.5
2.3
2
2.4
1.9
2
2.3
2.1
2
1.9
2.6
2.7
2.4
3.6
2.5
1.9
2.9
2.6
3.4
2.4
2.8
3.9
2.8
2.6
2.6
3.5
2.6
2.6
1.6
0.92
0.87
no2
6.8
7
9.1
6.6
12
11
11
8
5.6
5.1
5.8
7.2
7.6
8.7
8.2
21
15
9.6
13
11
9.1
5.9
5.4
8.8
6
8.8
7.7
14
9
14
14
8.7
9.4
* Pollution data source:
https://openaq.org
(EEA France)
The data is licensed under CC-By 4.0
0 (Bon)
O3 70 (Modérée)
NO2 3 (Bon)
SO2 2 (Bon)
Données sur la pollution de l’air de ces derniers jours Saint-Nazaire
| index | 2024-01-10 | 2024-01-11 | 2024-01-12 | 2024-01-13 | 2024-01-14 | 2024-01-15 | 2024-01-16 | 2024-01-17 |
|---|---|---|---|---|---|---|---|---|
| o3 | 16 Good |
27 Good |
49 Good |
39 Good |
23 Good |
34 Good |
46 Good |
35 Good |
| no | 4 Good |
3 Good |
2 Good |
2 Good |
2 Good |
3 Good |
2 Good |
1 Good |
| no2 | 17 Good |
16 Good |
14 Good |
13 Good |
12 Good |
21 Good |
17 Good |
9 Good |
| so2 | 1 Good |
1 Good |
1 Good |
2 Good |
1 Good |
1 Good |
3 Good |
3 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 8.4 (Good) | 13 (Moderate) | 12 (Good) | 6.8 (Good) | 11 (Good) | 9.3 (Good) | 6.8 (Good) | 5.8 (Good) | 4.5 (Good) | 6.1 (Good) | 6.6 (Good) | 6.5 (Good) | 7 (Good) | 11 (Good) | 9.3 (Good) | 18 (Moderate) | 9.9 (Good) | 9.9 (Good) | 12 (Good) | 9.2 (Good) | 6.9 (Good) | 5.3 (Good) | 6.2 (Good) | 7.2 (Good) | 11 (Good) | 7.8 (Good) | 6.9 (Good) | 9.4 (Good) | 6.7 (Good) | 7.8 (Good) | 10 (Good) | 7.8 (Good) | 6.2 (Good) |
| pm10 | 16 (Good) | 18 (Good) | 18 (Good) | 21 (Moderate) | 19 (Good) | 17 (Good) | 13 (Good) | 15 (Good) | 15 (Good) | 14 (Good) | 13 (Good) | 16 (Good) | 16 (Good) | 21 (Moderate) | 21 (Moderate) | 28 (Moderate) | 15 (Good) | 15 (Good) | 17 (Good) | 14 (Good) | 15 (Good) | 11 (Good) | 12 (Good) | 12 (Good) | 19 (Good) | 15 (Good) | 15 (Good) | 16 (Good) | 12 (Good) | 15 (Good) | 15 (Good) | 16 (Good) | 15 (Good) |
| no2 | 5.8 (Good) | 6.5 (Good) | 8.4 (Good) | 6.7 (Good) | 12 (Good) | 10 (Good) | 11 (Good) | 7.5 (Good) | 5.6 (Good) | 5.1 (Good) | 5.9 (Good) | 6.6 (Good) | 7.8 (Good) | 9.3 (Good) | 9.1 (Good) | 21 (Good) | 15 (Good) | 9.7 (Good) | 13 (Good) | 12 (Good) | 8.9 (Good) | 5.5 (Good) | 5.1 (Good) | 8.3 (Good) | 6.6 (Good) | 8.9 (Good) | 7.8 (Good) | 14 (Good) | 9.9 (Good) | 14 (Good) | 14 (Good) | 8.9 (Good) | 10 (Good) |
| o3 | 60 (Good) | 73 (Moderate) | 71 (Moderate) | 71 (Moderate) | 56 (Good) | 56 (Good) | 53 (Good) | 55 (Good) | 60 (Good) | 63 (Good) | 73 (Moderate) | 69 (Good) | 72 (Moderate) | 77 (Moderate) | 75 (Moderate) | 46 (Good) | 51 (Good) | 53 (Good) | 43 (Good) | 45 (Good) | 59 (Good) | 55 (Good) | 67 (Good) | 64 (Good) | 84 (Moderate) | 74 (Moderate) | 74 (Moderate) | 58 (Good) | 59 (Good) | 53 (Good) | 47 (Good) | 51 (Good) | 48 (Good) |
| so2 | 1.8 (Good) | 1.9 (Good) | 2.5 (Good) | 2.3 (Good) | 2 (Good) | 2.4 (Good) | 1.9 (Good) | 2 (Good) | 2.3 (Good) | 2.1 (Good) | 2 (Good) | 1.9 (Good) | 2.6 (Good) | 2.7 (Good) | 2.4 (Good) | 3.6 (Good) | 2.5 (Good) | 1.9 (Good) | 2.9 (Good) | 2.6 (Good) | 3.4 (Good) | 2.4 (Good) | 2.8 (Good) | 3.9 (Good) | 2.8 (Good) | 2.6 (Good) | 2.6 (Good) | 3.5 (Good) | 2.6 (Good) | 2.6 (Good) | 1.6 (Good) | 0.92 (Good) | 0.87 (Good) |
0.3 (Bon)
index_name_noO3 70 (Bon)
ozone (O3)NO2 2.6 (Bon)
dioxyde d’azote (NO2)0.1 (Bon)
index_name_noSO2 2 (Bon)
dioxyde de soufre (SO2)NO2 3.6 (Bon)
dioxyde d’azote (NO2)FR23110
| index | 2024-01-17 | 2024-01-16 | 2024-01-15 | 2024-01-14 | 2024-01-13 | 2024-01-12 | 2024-01-11 | 2024-01-10 |
|---|---|---|---|---|---|---|---|---|
| o3 | 35 | 46 | 34 | 23 | 39 | 49 | 27 | 16 |
| no | 0.55 | 2.1 | 3.9 | 2.4 | 1.6 | 1.8 | 3.8 | 4.4 |
| no2 | 7.8 | 15 | 20 | 12 | 12 | 13 | 15 | 16 |
FR23181
| index | 2024-01-17 | 2024-01-16 | 2024-01-15 | 2024-01-14 | 2024-01-13 | 2024-01-12 | 2024-01-11 | 2024-01-10 |
|---|---|---|---|---|---|---|---|---|
| no2 | 10 | 18 | 22 | 13 | 14 | 15 | 16 | 18 |
| no | 0.6 | 1.8 | 3.1 | 1.9 | 1.4 | 1.4 | 2.7 | 3.4 |
| so2 | 2.6 | 3.5 | 1 | 1.4 | 1.7 | 0.84 | 0.74 | 0.92 |
FR23110
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 8.4 | 13 | 12 | 6.8 | 11 | 9.3 | 6.8 | 5.8 | 4.5 | 6.1 | 6.6 | 6.5 | 7 | 11 | 9.3 | 18 | 9.9 | 9.9 | 12 | 9.2 | 6.9 | 5.3 | 6.2 | 7.2 | 11 | 7.8 | 6.9 | 9.4 | 6.7 | 7.8 | 10 | 7.8 | 6.2 |
| pm10 | 16 | 18 | 18 | 21 | 19 | 17 | 13 | 15 | 15 | 14 | 13 | 16 | 16 | 21 | 21 | 28 | 15 | 15 | 17 | 14 | 15 | 11 | 12 | 12 | 19 | 15 | 15 | 16 | 12 | 15 | 15 | 16 | 15 |
| no2 | 4.8 | 6 | 7.7 | 6.8 | 11 | 10 | 10 | 6.9 | 5.7 | 5.1 | 6.1 | 6 | 7.9 | 9.9 | 9.9 | 22 | 15 | 9.9 | 14 | 13 | 8.8 | 5.2 | 4.9 | 7.8 | 7.2 | 9 | 7.9 | 13 | 11 | 15 | 14 | 9 | 11 |
| o3 | 60 | 73 | 71 | 71 | 56 | 56 | 53 | 55 | 60 | 63 | 73 | 69 | 72 | 77 | 75 | 46 | 51 | 53 | 43 | 45 | 59 | 55 | 67 | 64 | 84 | 74 | 74 | 58 | 59 | 53 | 47 | 51 | 48 |
FR23181
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| so2 | 1.8 | 1.9 | 2.5 | 2.3 | 2 | 2.4 | 1.9 | 2 | 2.3 | 2.1 | 2 | 1.9 | 2.6 | 2.7 | 2.4 | 3.6 | 2.5 | 1.9 | 2.9 | 2.6 | 3.4 | 2.4 | 2.8 | 3.9 | 2.8 | 2.6 | 2.6 | 3.5 | 2.6 | 2.6 | 1.6 | 0.92 | 0.87 |
| no2 | 6.8 | 7 | 9.1 | 6.6 | 12 | 11 | 11 | 8 | 5.6 | 5.1 | 5.8 | 7.2 | 7.6 | 8.7 | 8.2 | 21 | 15 | 9.6 | 13 | 11 | 9.1 | 5.9 | 5.4 | 8.8 | 6 | 8.8 | 7.7 | 14 | 9 | 14 | 14 | 8.7 | 9.4 |