Air Quality
Excellent
No health implications.
17
PM2.5
35
PM10
28
O3
0.5
CO
3
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
49
Excellent
Tue
22 Apr
47
Excellent
Wed
23 Apr
45
Excellent
Thu
24 Apr
41
Excellent
Fri
25 Apr
35
Excellent
Sat
26 Apr
19
Excellent
Sun
27 Apr
29
Excellent
Air quality in the last 12 months (Xuwen)
|
2025/02
|
31
|
23
|
37
|
23
|
30
|
43
|
44
|
35
|
56
|
48
|
38
|
32
|
40
|
24
|
22
|
22
|
44
|
50
|
46
|
39
|
41
|
34
|
38
|
27
|
39
|
53
|
44
|
31
|
|||
|
2025/01
|
76
|
63
|
71
|
55
|
67
|
79
|
50
|
56
|
75
|
65
|
49
|
43
|
45
|
49
|
44
|
57
|
60
|
54
|
59
|
64
|
50
|
53
|
47
|
35
|
33
|
33
|
35
|
38
|
58
|
49
|
48
|
|
2024/12
|
43
|
36
|
38
|
35
|
40
|
49
|
63
|
38
|
43
|
35
|
41
|
49
|
48
|
48
|
60
|
43
|
48
|
51
|
52
|
52
|
55
|
52
|
60
|
62
|
59
|
60
|
77
|
73
|
67
|
51
|
69
|
|
2024/11
|
48
|
43
|
41
|
37
|
43
|
51
|
55
|
47
|
53
|
53
|
45
|
48
|
55
|
52
|
45
|
38
|
23
|
32
|
28
|
13
|
21
|
31
|
32
|
35
|
26
|
26
|
36
|
44
|
40
|
44
|
|
|
2024/10
|
33
|
27
|
43
|
46
|
40
|
43
|
41
|
56
|
62
|
54
|
42
|
33
|
32
|
23
|
20
|
17
|
16
|
16
|
20
|
29
|
36
|
42
|
27
|
33
|
40
|
47
|
30
|
27
|
25
|
33
|
45
|
|
2024/09
|
11
|
14
|
20
|
26
|
27
|
22
|
20
|
31
|
26
|
18
|
11
|
20
|
22
|
23
|
31
|
32
|
22
|
21
|
23
|
18
|
20
|
14
|
16
|
13
|
23
|
34
|
27
|
23
|
19
|
20
|
|
|
2024/08
|
23
|
23
|
22
|
21
|
22
|
21
|
25
|
26
|
25
|
28
|
28
|
25
|
20
|
20
|
23
|
20
|
15
|
14
|
21
|
22
|
20
|
22
|
20
|
23
|
17
|
21
|
15
|
19
|
24
|
23
|
15
|
|
2024/07
|
22
|
22
|
18
|
14
|
11
|
10
|
11
|
15
|
13
|
15
|
18
|
16
|
14
|
17
|
18
|
16
|
14
|
15
|
14
|
14
|
13
|
12
|
17
|
20
|
17
|
18
|
25
|
25
|
17
|
16
|
18
|
|
2024/06
|
18
|
20
|
19
|
18
|
20
|
18
|
17
|
17
|
19
|
17
|
21
|
21
|
23
|
25
|
26
|
29
|
25
|
27
|
27
|
25
|
19
|
15
|
13
|
14
|
15
|
16
|
14
|
13
|
16
|
23
|
|
|
2024/05
|
35
|
20
|
19
|
18
|
25
|
32
|
26
|
21
|
37
|
36
|
31
|
26
|
23
|
27
|
33
|
33
|
42
|
23
|
17
|
21
|
19
|
16
|
12
|
14
|
15
|
18
|
22
|
23
|
26
|
28
|
18
|
|
2024/04
|
41
|
36
|
31
|
37
|
30
|
35
|
37
|
37
|
33
|
31
|
42
|
34
|
35
|
35
|
36
|
31
|
26
|
32
|
33
|
35
|
30
|
24
|
31
|
34
|
30
|
40
|
48
|
45
|
37
|
44
|
|
|
2024/03
|
19
|
25
|
33
|
28
|
42
|
52
|
47
|
40
|
35
|
29
|
22
|
24
|
28
|
45
|
54
|
40
|
30
|
29
|
29
|
43
|
52
|
47
|
34
|
35
|
41
|
35
|
38
|
36
|
30
|
27
|
36
|
|
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