Air Quality
Excellent
No health implications.
32
PM2.5
41
PM10
74
O3
0.5
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
78
Good
Fri
22 May
64
Good
Sat
23 May
64
Good
Sun
24 May
60
Good
Mon
25 May
68
Good
Tue
26 May
25
Excellent
Wed
27 May
44
Excellent
Air quality in the last 12 months (Mao County)
|
2026/04
|
48
|
50
|
54
|
71
|
64
|
48
|
30
|
26
|
44
|
40
|
40
|
36
|
43
|
39
|
41
|
40
|
41
|
54
|
102
|
104
|
31
|
36
|
53
|
61
|
70
|
65
|
53
|
31
|
37
|
44
|
|
|
2026/03
|
23
|
29
|
37
|
46
|
51
|
60
|
49
|
39
|
33
|
42
|
50
|
56
|
32
|
27
|
54
|
36
|
24
|
38
|
54
|
57
|
51
|
56
|
48
|
54
|
44
|
42
|
53
|
53
|
39
|
25
|
38
|
|
2026/02
|
85
|
85
|
79
|
71
|
94
|
91
|
63
|
51
|
39
|
56
|
66
|
66
|
85
|
94
|
77
|
43
|
72
|
70
|
65
|
61
|
57
|
62
|
65
|
57
|
54
|
55
|
54
|
31
|
|||
|
2026/01
|
58
|
51
|
22
|
46
|
57
|
59
|
78
|
83
|
96
|
114
|
135
|
138
|
152
|
109
|
83
|
88
|
106
|
116
|
48
|
41
|
46
|
60
|
68
|
83
|
81
|
127
|
124
|
111
|
82
|
54
|
74
|
|
2025/12
|
108
|
93
|
54
|
49
|
68
|
74
|
79
|
86
|
101
|
87
|
114
|
67
|
61
|
71
|
80
|
115
|
126
|
139
|
145
|
83
|
54
|
53
|
61
|
65
|
72
|
68
|
99
|
113
|
89
|
104
|
71
|
|
2025/11
|
40
|
41
|
39
|
30
|
27
|
23
|
24
|
51
|
51
|
30
|
40
|
57
|
58
|
54
|
47
|
43
|
43
|
39
|
53
|
73
|
85
|
93
|
77
|
76
|
82
|
88
|
88
|
101
|
107
|
106
|
|
|
2025/10
|
23
|
24
|
22
|
21
|
28
|
18
|
21
|
26
|
26
|
25
|
12
|
19
|
22
|
36
|
41
|
43
|
25
|
34
|
27
|
14
|
15
|
16
|
14
|
13
|
22
|
38
|
39
|
45
|
35
|
47
|
50
|
|
2025/09
|
35
|
29
|
41
|
44
|
34
|
46
|
54
|
49
|
41
|
32
|
16
|
18
|
31
|
39
|
46
|
18
|
19
|
11
|
19
|
30
|
15
|
14
|
19
|
35
|
43
|
52
|
29
|
15
|
23
|
34
|
|
|
2025/08
|
38
|
40
|
44
|
40
|
37
|
33
|
23
|
30
|
21
|
15
|
27
|
35
|
30
|
36
|
37
|
25
|
24
|
21
|
28
|
26
|
20
|
17
|
19
|
24
|
22
|
29
|
31
|
20
|
12
|
21
|
29
|
|
2025/07
|
20
|
21
|
17
|
20
|
16
|
25
|
22
|
24
|
23
|
30
|
18
|
29
|
34
|
36
|
44
|
48
|
45
|
32
|
25
|
19
|
19
|
28
|
17
|
15
|
17
|
16
|
25
|
31
|
31
|
28
|
39
|
|
2025/06
|
35
|
33
|
45
|
43
|
46
|
60
|
52
|
44
|
43
|
33
|
34
|
51
|
52
|
51
|
45
|
46
|
51
|
22
|
27
|
34
|
35
|
26
|
28
|
16
|
25
|
35
|
43
|
44
|
28
|
17
|
|
|
2025/05
|
52
|
57
|
58
|
58
|
34
|
42
|
40
|
35
|
141
|
99
|
68
|
61
|
45
|
58
|
52
|
80
|
99
|
113
|
80
|
63
|
69
|
57
|
56
|
55
|
53
|
54
|
26
|
27
|
44
|
30
|
25
|
|
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