Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
80
O3
0.5
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Feb
47
Excellent
Sun
8 Feb
53
Good
Mon
9 Feb
49
Excellent
Tue
10 Feb
53
Good
Wed
11 Feb
53
Good
Thu
12 Feb
39
Excellent
Fri
13 Feb
26
Excellent
Air quality in the last 12 months (Changle)
|
2026/01
|
24
|
19
|
32
|
31
|
42
|
24
|
41
|
44
|
52
|
45
|
58
|
60
|
52
|
44
|
46
|
50
|
44
|
26
|
34
|
18
|
26
|
45
|
46
|
39
|
42
|
36
|
15
|
26
|
31
|
31
|
8
|
|
2025/12
|
41
|
46
|
53
|
38
|
34
|
29
|
38
|
44
|
42
|
30
|
37
|
47
|
45
|
27
|
42
|
34
|
42
|
67
|
53
|
41
|
61
|
25
|
29
|
41
|
18
|
34
|
23
|
28
|
29
|
48
|
36
|
|
2025/11
|
21
|
48
|
43
|
10
|
14
|
18
|
33
|
24
|
22
|
31
|
25
|
6
|
12
|
31
|
43
|
34
|
33
|
20
|
21
|
32
|
34
|
44
|
41
|
43
|
45
|
77
|
57
|
90
|
72
|
48
|
|
|
2025/10
|
15
|
13
|
17
|
17
|
28
|
28
|
12
|
22
|
22
|
23
|
26
|
26
|
30
|
26
|
15
|
24
|
27
|
22
|
15
|
14
|
11
|
13
|
22
|
25
|
25
|
45
|
36
|
21
|
19
|
31
|
29
|
|
2025/09
|
22
|
27
|
27
|
29
|
17
|
10
|
18
|
16
|
17
|
27
|
22
|
26
|
36
|
32
|
20
|
12
|
12
|
12
|
12
|
18
|
19
|
18
|
23
|
25
|
15
|
11
|
15
|
14
|
21
|
29
|
|
|
2025/08
|
30
|
29
|
26
|
19
|
16
|
26
|
37
|
44
|
32
|
22
|
23
|
23
|
17
|
23
|
13
|
11
|
12
|
14
|
28
|
27
|
28
|
20
|
30
|
21
|
8
|
9
|
9
|
12
|
9
|
10
|
14
|
|
2025/07
|
15
|
16
|
19
|
20
|
13
|
14
|
16
|
35
|
23
|
16
|
9
|
19
|
32
|
29
|
29
|
38
|
41
|
18
|
21
|
21
|
8
|
13
|
15
|
16
|
17
|
14
|
14
|
28
|
19
|
29
|
37
|
|
2025/06
|
41
|
35
|
13
|
22
|
18
|
30
|
20
|
32
|
24
|
21
|
18
|
13
|
17
|
17
|
21
|
22
|
29
|
25
|
18
|
17
|
19
|
24
|
33
|
34
|
27
|
20
|
19
|
25
|
21
|
10
|
|
|
2025/05
|
44
|
45
|
54
|
39
|
43
|
42
|
49
|
49
|
27
|
27
|
28
|
32
|
31
|
29
|
33
|
31
|
28
|
30
|
24
|
37
|
24
|
31
|
45
|
12
|
47
|
38
|
36
|
16
|
11
|
26
|
37
|
|
2025/04
|
16
|
28
|
37
|
40
|
41
|
45
|
55
|
62
|
62
|
39
|
40
|
28
|
103
|
83
|
71
|
63
|
57
|
58
|
50
|
18
|
64
|
44
|
28
|
18
|
26
|
28
|
37
|
41
|
31
|
38
|
|
|
2025/03
|
49
|
47
|
35
|
21
|
11
|
12
|
35
|
34
|
31
|
34
|
50
|
48
|
29
|
24
|
17
|
18
|
47
|
38
|
42
|
46
|
37
|
40
|
56
|
61
|
63
|
55
|
43
|
51
|
30
|
10
|
12
|
|
2025/02
|
28
|
9
|
17
|
59
|
47
|
31
|
19
|
46
|
28
|
32
|
40
|
46
|
80
|
75
|
51
|
51
|
67
|
33
|
34
|
10
|
12
|
32
|
14
|
65
|
68
|
51
|
54
|
55
|
|||
|
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