Air Pollution in Saint-Nazaire: Real-time Air Quality Index and smog alert.
Pollution and air quality forecast for Saint-Nazaire. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Saint-Nazaire:- ozone (O3) - 70 (Moderate)
- nitrogen dioxide (NO2) - 3 (Good)
- sulfur dioxide (SO2) - 2 (Good)
What is the air quality in Saint-Nazaire today? Is the air polluted in Saint-Nazaire?. Is there smog?
Today (Wednesday, January 17, 2024) air quality is moderate in Saint-Nazaire.
Some pollutants in Saint-Nazaire may slightly affect very few hypersensitive individuals. Air pollutants in Saint-Nazaire may cause minor breathing discomfort to sensitive people.
How is the O3 level today in Saint-Nazaire? (ozone (O3))
70 (Moderate)
How high is the level of NO2? (nitrogen dioxide (NO2))
3 (Good)
What is the level of SO2 pollution? (sulfur dioxide (SO2))
2 (Good)
Current data Wednesday, January 17, 2024, 6:00 AM
0 (Good)
O3 70 (Moderate)
NO2 3 (Good)
SO2 2 (Good)
Data on air pollution from recent days in 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 »
Air pollution in Saint-Nazaire from September 2017 to May 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
Wednesday, January 17, 2024, 6:00 AM
0.3 (Good)
index_name_no
O3 70 (Good)
ozone (O3)
NO2 2.6 (Good)
nitrogen dioxide (NO2)
FR23181
Wednesday, January 17, 2024, 6:00 AM
0.1 (Good)
index_name_no
SO2 2 (Good)
sulfur dioxide (SO2)
NO2 3.6 (Good)
nitrogen dioxide (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 (Good)
O3 70 (Moderate)
NO2 3 (Good)
SO2 2 (Good)
Data on air pollution from recent days in 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 (Good)
index_name_noO3 70 (Good)
ozone (O3)NO2 2.6 (Good)
nitrogen dioxide (NO2)0.1 (Good)
index_name_noSO2 2 (Good)
sulfur dioxide (SO2)NO2 3.6 (Good)
nitrogen dioxide (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 |