Air Quality
Excellent
No health implications.
15
PM2.5
33
PM10
7
O3
0.6
CO
7
SO2
44
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jul
90
Good
Sat
19 Jul
92
Good
Sun
20 Jul
53
Good
Mon
21 Jul
40
Excellent
Tue
22 Jul
42
Excellent
Wed
23 Jul
53
Good
Thu
24 Jul
18
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