Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
79
O3
0.3
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
47
Excellent
Fri
18 Jul
51
Good
Sat
19 Jul
45
Excellent
Sun
20 Jul
40
Excellent
Mon
21 Jul
38
Excellent
Tue
22 Jul
30
Excellent
Wed
23 Jul
33
Excellent
Air quality in the last 12 months (Xiuwen)
|
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
|
|
2024/12
|
69
|
96
|
45
|
35
|
19
|
21
|
26
|
38
|
15
|
11
|
21
|
36
|
45
|
63
|
56
|
59
|
61
|
54
|
64
|
90
|
112
|
65
|
70
|
63
|
60
|
35
|
57
|
76
|
64
|
31
|
46
|
|
2024/11
|
40
|
24
|
53
|
48
|
42
|
52
|
53
|
47
|
46
|
35
|
34
|
32
|
37
|
42
|
52
|
47
|
36
|
11
|
11
|
15
|
17
|
27
|
30
|
25
|
9
|
19
|
24
|
27
|
34
|
45
|
|
|
2024/10
|
6
|
12
|
29
|
37
|
44
|
48
|
27
|
26
|
32
|
51
|
56
|
47
|
24
|
20
|
30
|
27
|
12
|
23
|
13
|
13
|
19
|
13
|
25
|
23
|
21
|
35
|
47
|
39
|
32
|
38
|
43
|
|
2024/09
|
22
|
18
|
15
|
17
|
24
|
31
|
22
|
13
|
13
|
21
|
21
|
25
|
27
|
28
|
21
|
29
|
19
|
20
|
24
|
30
|
25
|
17
|
32
|
34
|
44
|
47
|
43
|
40
|
22
|
11
|
|
|
2024/08
|
12
|
8
|
10
|
9
|
14
|
16
|
15
|
16
|
16
|
16
|
36
|
54
|
48
|
35
|
31
|
29
|
26
|
26
|
33
|
29
|
25
|
16
|
11
|
17
|
9
|
13
|
18
|
20
|
28
|
27
|
22
|
|
2024/07
|
17
|
21
|
13
|
10
|
11
|
12
|
14
|
13
|
15
|
16
|
13
|
14
|
14
|
11
|
9
|
11
|
11
|
9
|
7
|
9
|
8
|
11
|
11
|
12
|
19
|
29
|
29
|
27
|
12
|
12
|
12
|
|
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