Air Quality
Excellent
No health implications.
16
PM2.5
19
PM10
84
O3
1.0
CO
3
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
51
Good
Fri
2 May
51
Good
Sat
3 May
51
Good
Sun
4 May
59
Good
Mon
5 May
54
Good
Tue
6 May
59
Good
Wed
7 May
22
Excellent
Air quality in the last 12 months (Maonan)
|
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
|
|
|
2024/08
|
24
|
23
|
20
|
24
|
29
|
28
|
32
|
29
|
28
|
25
|
29
|
22
|
20
|
21
|
17
|
20
|
20
|
17
|
17
|
20
|
26
|
22
|
21
|
32
|
24
|
20
|
31
|
28
|
26
|
26
|
21
|
|
2024/07
|
24
|
22
|
19
|
18
|
12
|
11
|
11
|
12
|
12
|
14
|
16
|
16
|
13
|
17
|
17
|
17
|
13
|
11
|
14
|
18
|
15
|
14
|
15
|
21
|
25
|
29
|
26
|
18
|
12
|
13
|
18
|
|
2024/06
|
24
|
33
|
26
|
21
|
12
|
19
|
21
|
19
|
21
|
16
|
22
|
26
|
29
|
31
|
26
|
29
|
31
|
29
|
27
|
24
|
17
|
13
|
10
|
13
|
13
|
15
|
16
|
15
|
17
|
26
|
|
|
2024/05
|
21
|
27
|
31
|
19
|
25
|
29
|
23
|
25
|
41
|
45
|
40
|
34
|
23
|
38
|
36
|
41
|
44
|
35
|
26
|
17
|
17
|
25
|
24
|
18
|
18
|
17
|
28
|
19
|
33
|
29
|
18
|
|
2024/04
|
37
|
37
|
33
|
30
|
32
|
40
|
34
|
35
|
30
|
46
|
43
|
40
|
38
|
33
|
32
|
26
|
27
|
22
|
29
|
33
|
23
|
18
|
28
|
34
|
23
|
41
|
43
|
38
|
31
|
36
|
|
|
2024/03
|
25
|
43
|
52
|
32
|
41
|
55
|
47
|
48
|
38
|
19
|
21
|
33
|
37
|
49
|
56
|
58
|
50
|
41
|
30
|
45
|
55
|
53
|
37
|
43
|
39
|
44
|
44
|
48
|
43
|
32
|
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