Air Quality
Excellent
No health implications.
25
PM2.5
44
PM10
44
O3
1.4
CO
46
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Sep
55
Good
Sat
20 Sep
62
Good
Sun
21 Sep
57
Good
Mon
22 Sep
61
Good
Tue
23 Sep
58
Good
Wed
24 Sep
57
Good
Thu
25 Sep
30
Excellent
Air quality in the last 12 months (Maonan)
|
2025/08
|
29
|
24
|
41
|
47
|
35
|
22
|
36
|
26
|
24
|
23
|
17
|
18
|
21
|
36
|
12
|
17
|
19
|
10
|
22
|
25
|
21
|
16
|
20
|
16
|
10
|
16
|
23
|
22
|
22
|
12
|
14
|
|
2025/07
|
11
|
13
|
22
|
32
|
38
|
45
|
42
|
34
|
28
|
36
|
30
|
21
|
24
|
28
|
30
|
34
|
33
|
33
|
29
|
20
|
12
|
26
|
16
|
23
|
28
|
29
|
32
|
26
|
27
|
33
|
28
|
|
2025/06
|
30
|
31
|
37
|
21
|
34
|
18
|
17
|
23
|
24
|
29
|
27
|
19
|
17
|
19
|
23
|
23
|
15
|
19
|
14
|
18
|
17
|
14
|
13
|
14
|
18
|
13
|
14
|
16
|
15
|
11
|
|
|
2025/05
|
37
|
37
|
31
|
28
|
24
|
28
|
23
|
18
|
17
|
21
|
33
|
39
|
34
|
29
|
21
|
14
|
13
|
14
|
21
|
21
|
24
|
20
|
20
|
15
|
32
|
42
|
49
|
27
|
19
|
19
|
18
|
|
2025/04
|
23
|
50
|
53
|
46
|
52
|
67
|
64
|
52
|
43
|
39
|
33
|
46
|
173
|
165
|
151
|
113
|
89
|
66
|
45
|
34
|
29
|
36
|
39
|
37
|
24
|
34
|
35
|
29
|
38
|
46
|
|
|
2025/03
|
33
|
24
|
28
|
24
|
25
|
12
|
19
|
30
|
45
|
42
|
32
|
34
|
26
|
22
|
21
|
19
|
39
|
52
|
52
|
56
|
61
|
55
|
60
|
66
|
48
|
36
|
35
|
31
|
19
|
12
|
18
|
|
2025/02
|
39
|
32
|
39
|
27
|
46
|
43
|
46
|
34
|
55
|
48
|
35
|
47
|
59
|
49
|
28
|
41
|
72
|
59
|
54
|
40
|
47
|
55
|
57
|
29
|
48
|
57
|
51
|
33
|
|||
|
2025/01
|
76
|
79
|
78
|
67
|
79
|
73
|
67
|
71
|
85
|
62
|
52
|
49
|
53
|
61
|
46
|
64
|
59
|
61
|
67
|
67
|
67
|
52
|
45
|
43
|
39
|
33
|
37
|
43
|
141
|
45
|
37
|
|
2024/12
|
56
|
56
|
62
|
60
|
51
|
71
|
75
|
41
|
45
|
51
|
58
|
54
|
51
|
54
|
66
|
51
|
56
|
63
|
47
|
61
|
71
|
60
|
66
|
67
|
67
|
64
|
80
|
81
|
79
|
72
|
71
|
|
2024/11
|
50
|
43
|
57
|
46
|
47
|
55
|
54
|
53
|
60
|
43
|
42
|
64
|
82
|
71
|
50
|
41
|
36
|
33
|
27
|
18
|
23
|
35
|
39
|
42
|
28
|
28
|
42
|
47
|
46
|
49
|
|
|
2024/10
|
39
|
27
|
42
|
43
|
43
|
42
|
45
|
60
|
58
|
55
|
46
|
47
|
45
|
36
|
31
|
38
|
29
|
17
|
21
|
38
|
38
|
43
|
27
|
39
|
43
|
43
|
29
|
27
|
24
|
31
|
47
|
|
2024/09
|
15
|
25
|
33
|
45
|
38
|
13
|
18
|
30
|
27
|
22
|
28
|
32
|
29
|
36
|
38
|
36
|
25
|
17
|
28
|
29
|
24
|
14
|
14
|
12
|
28
|
30
|
38
|
31
|
36
|
31
|
|
|
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