Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
24
O3
0.4
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Sep
49
Excellent
Fri
12 Sep
45
Excellent
Sat
13 Sep
49
Excellent
Sun
14 Sep
45
Excellent
Mon
15 Sep
45
Excellent
Tue
16 Sep
19
Excellent
Wed
17 Sep
40
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