Air Quality
Excellent
No health implications.
5
PM2.5
15
PM10
31
O3
0.4
CO
8
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Sep
45
Excellent
Wed
3 Sep
54
Good
Thu
4 Sep
44
Excellent
Fri
5 Sep
51
Good
Sat
6 Sep
53
Good
Sun
7 Sep
56
Good
Mon
8 Sep
17
Excellent
Air quality in the last 12 months (Yantian)
|
2025/06
|
30
|
29
|
22
|
18
|
23
|
25
|
20
|
15
|
18
|
14
|
16
|
16
|
16
|
24
|
27
|
26
|
20
|
15
|
14
|
13
|
15
|
20
|
16
|
15
|
14
|
14
|
13
|
11
|
14
|
13
|
|
|
2025/05
|
41
|
40
|
49
|
26
|
32
|
26
|
22
|
48
|
29
|
31
|
29
|
30
|
37
|
30
|
20
|
16
|
18
|
20
|
21
|
16
|
23
|
21
|
23
|
23
|
45
|
32
|
41
|
35
|
26
|
13
|
25
|
|
2025/04
|
24
|
21
|
32
|
48
|
35
|
41
|
50
|
54
|
46
|
34
|
31
|
32
|
164
|
160
|
113
|
82
|
64
|
49
|
27
|
29
|
26
|
27
|
28
|
21
|
23
|
16
|
31
|
33
|
29
|
46
|
|
|
2025/03
|
36
|
36
|
24
|
30
|
20
|
12
|
15
|
29
|
32
|
39
|
34
|
27
|
34
|
31
|
20
|
14
|
47
|
37
|
41
|
46
|
48
|
44
|
48
|
50
|
49
|
38
|
32
|
40
|
10
|
8
|
9
|
|
2025/02
|
22
|
19
|
17
|
15
|
38
|
37
|
24
|
38
|
32
|
50
|
33
|
24
|
43
|
44
|
29
|
46
|
40
|
62
|
39
|
40
|
42
|
36
|
16
|
23
|
50
|
43
|
29
|
28
|
|||
|
2025/01
|
57
|
60
|
52
|
53
|
53
|
56
|
53
|
63
|
59
|
49
|
45
|
33
|
45
|
49
|
55
|
64
|
53
|
53
|
50
|
52
|
44
|
51
|
40
|
23
|
25
|
21
|
20
|
38
|
63
|
38
|
30
|
|
2024/12
|
44
|
46
|
41
|
41
|
55
|
59
|
53
|
31
|
27
|
39
|
46
|
32
|
37
|
58
|
47
|
43
|
52
|
50
|
58
|
61
|
49
|
55
|
61
|
59
|
51
|
41
|
63
|
61
|
65
|
58
|
59
|
|
2024/11
|
36
|
32
|
45
|
51
|
45
|
55
|
47
|
41
|
43
|
43
|
44
|
42
|
31
|
15
|
12
|
20
|
20
|
31
|
16
|
9
|
15
|
25
|
31
|
38
|
35
|
15
|
31
|
35
|
36
|
40
|
|
|
2024/10
|
28
|
26
|
40
|
32
|
37
|
38
|
39
|
46
|
44
|
34
|
35
|
47
|
33
|
33
|
32
|
29
|
32
|
34
|
40
|
25
|
40
|
27
|
30
|
43
|
46
|
49
|
45
|
21
|
31
|
40
|
41
|
|
2024/09
|
17
|
24
|
34
|
28
|
24
|
13
|
21
|
15
|
12
|
24
|
30
|
30
|
25
|
24
|
31
|
17
|
22
|
23
|
36
|
27
|
19
|
18
|
12
|
15
|
19
|
34
|
34
|
33
|
26
|
33
|
|
|
2024/08
|
23
|
27
|
24
|
27
|
38
|
37
|
40
|
26
|
20
|
17
|
24
|
22
|
28
|
23
|
22
|
18
|
19
|
20
|
18
|
15
|
15
|
31
|
34
|
27
|
21
|
25
|
28
|
37
|
40
|
29
|
24
|
|
2024/07
|
20
|
21
|
16
|
15
|
14
|
14
|
13
|
23
|
15
|
12
|
15
|
14
|
13
|
17
|
14
|
16
|
15
|
16
|
16
|
19
|
18
|
15
|
16
|
23
|
34
|
28
|
19
|
12
|
13
|
12
|
14
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution