Air Quality
Excellent
No health implications.
30
PM2.5
35
PM10
35
O3
0.8
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
30
Excellent
Sat
31 Jan
43
Excellent
Sun
1 Feb
44
Excellent
Mon
2 Feb
55
Good
Tue
3 Feb
57
Good
Wed
4 Feb
53
Good
Thu
5 Feb
17
Excellent
Air quality in the last 12 months (Xiuwen)
|
2025/12
|
104
|
99
|
75
|
67
|
56
|
70
|
40
|
57
|
52
|
38
|
62
|
61
|
32
|
49
|
52
|
73
|
53
|
70
|
47
|
35
|
51
|
36
|
22
|
32
|
42
|
57
|
77
|
91
|
56
|
43
|
28
|
|
2025/11
|
21
|
21
|
10
|
16
|
23
|
17
|
23
|
15
|
9
|
13
|
25
|
29
|
37
|
44
|
48
|
47
|
32
|
17
|
26
|
34
|
40
|
53
|
56
|
50
|
53
|
63
|
59
|
83
|
55
|
81
|
|
|
2025/10
|
12
|
15
|
19
|
21
|
20
|
21
|
17
|
19
|
19
|
24
|
28
|
30
|
30
|
36
|
16
|
14
|
19
|
14
|
12
|
12
|
12
|
18
|
29
|
36
|
31
|
30
|
28
|
33
|
42
|
22
|
22
|
|
2025/09
|
24
|
24
|
22
|
25
|
28
|
34
|
39
|
29
|
19
|
19
|
19
|
19
|
16
|
18
|
21
|
20
|
19
|
20
|
28
|
38
|
23
|
21
|
19
|
13
|
11
|
12
|
17
|
20
|
18
|
16
|
|
|
2025/08
|
25
|
30
|
30
|
31
|
30
|
21
|
17
|
19
|
23
|
28
|
18
|
24
|
30
|
31
|
19
|
15
|
19
|
22
|
14
|
18
|
16
|
12
|
19
|
22
|
21
|
21
|
18
|
25
|
26
|
29
|
31
|
|
2025/07
|
14
|
13
|
16
|
18
|
19
|
27
|
29
|
29
|
19
|
22
|
21
|
27
|
27
|
26
|
25
|
23
|
21
|
25
|
23
|
21
|
10
|
11
|
11
|
16
|
17
|
19
|
24
|
27
|
30
|
26
|
22
|
|
2025/06
|
21
|
15
|
27
|
28
|
32
|
38
|
42
|
47
|
36
|
31
|
36
|
33
|
35
|
25
|
29
|
34
|
27
|
22
|
13
|
25
|
31
|
15
|
26
|
18
|
15
|
12
|
19
|
19
|
19
|
13
|
|
|
2025/05
|
44
|
55
|
45
|
28
|
40
|
31
|
26
|
24
|
34
|
25
|
42
|
36
|
35
|
38
|
46
|
48
|
38
|
48
|
60
|
34
|
26
|
29
|
39
|
53
|
38
|
28
|
13
|
11
|
21
|
23
|
18
|
|
2025/04
|
30
|
44
|
56
|
63
|
56
|
58
|
58
|
56
|
69
|
60
|
56
|
133
|
212
|
98
|
79
|
62
|
59
|
54
|
22
|
30
|
37
|
23
|
43
|
19
|
43
|
29
|
15
|
28
|
37
|
15
|
|
|
2025/03
|
46
|
60
|
59
|
31
|
19
|
23
|
40
|
38
|
19
|
30
|
38
|
53
|
30
|
22
|
20
|
26
|
32
|
21
|
33
|
44
|
53
|
64
|
52
|
61
|
56
|
57
|
65
|
70
|
16
|
24
|
36
|
|
2025/02
|
21
|
15
|
25
|
35
|
37
|
18
|
22
|
47
|
57
|
40
|
33
|
46
|
37
|
17
|
30
|
51
|
31
|
29
|
16
|
15
|
15
|
11
|
19
|
23
|
23
|
43
|
33
|
39
|
|||
|
2025/01
|
71
|
83
|
78
|
71
|
70
|
73
|
57
|
41
|
29
|
32
|
43
|
51
|
43
|
61
|
59
|
74
|
62
|
54
|
50
|
75
|
76
|
78
|
67
|
46
|
16
|
21
|
40
|
39
|
65
|
46
|
34
|
|
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