Air Quality
Excellent
No health implications.
19
PM2.5
33
PM10
90
O3
0.5
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Mar
57
Good
Wed
12 Mar
56
Good
Thu
13 Mar
42
Excellent
Fri
14 Mar
35
Excellent
Sat
15 Mar
36
Excellent
Sun
16 Mar
52
Good
Mon
17 Mar
40
Excellent
Air quality in the last 12 months (Xuwen)
|
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
|
|
2024/02
|
21
|
21
|
22
|
23
|
22
|
26
|
30
|
15
|
25
|
80
|
64
|
47
|
42
|
39
|
37
|
40
|
33
|
22
|
25
|
38
|
32
|
32
|
36
|
35
|
33
|
34
|
30
|
41
|
37
|
||
|
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