Air Quality
Excellent
No health implications.
4
PM2.5
10
PM10
63
O3
0.4
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Aug
38
Excellent
Fri
14 Aug
40
Excellent
Sat
15 Aug
62
Good
Sun
16 Aug
74
Good
Mon
17 Aug
78
Good
Tue
18 Aug
89
Good
Wed
19 Aug
43
Excellent
Air quality in the last 12 months (Macheng)
|
2026/07
|
27
|
22
|
17
|
15
|
14
|
16
|
14
|
19
|
24
|
30
|
31
|
22
|
29
|
37
|
25
|
27
|
26
|
27
|
31
|
33
|
26
|
18
|
19
|
29
|
30
|
36
|
19
|
20
|
18
|
19
|
22
|
|
2026/06
|
65
|
75
|
51
|
53
|
62
|
55
|
43
|
31
|
34
|
54
|
63
|
49
|
29
|
34
|
44
|
39
|
51
|
44
|
22
|
31
|
30
|
23
|
22
|
19
|
23
|
37
|
62
|
67
|
58
|
28
|
|
|
2026/05
|
42
|
32
|
32
|
33
|
37
|
42
|
43
|
37
|
45
|
50
|
51
|
76
|
66
|
47
|
41
|
37
|
39
|
30
|
21
|
23
|
29
|
43
|
36
|
30
|
27
|
17
|
23
|
42
|
48
|
51
|
55
|
|
2026/04
|
55
|
52
|
29
|
60
|
68
|
70
|
66
|
44
|
21
|
38
|
54
|
45
|
29
|
23
|
33
|
45
|
54
|
66
|
61
|
51
|
34
|
20
|
22
|
31
|
42
|
43
|
55
|
29
|
27
|
39
|
|
|
2026/03
|
31
|
35
|
63
|
94
|
66
|
68
|
78
|
78
|
85
|
86
|
75
|
82
|
71
|
81
|
107
|
52
|
30
|
46
|
70
|
82
|
74
|
70
|
83
|
75
|
78
|
73
|
66
|
67
|
67
|
45
|
65
|
|
2026/02
|
57
|
77
|
79
|
76
|
87
|
85
|
50
|
66
|
56
|
75
|
88
|
94
|
74
|
95
|
96
|
45
|
123
|
82
|
94
|
66
|
45
|
98
|
107
|
31
|
32
|
24
|
48
|
41
|
|||
|
2026/01
|
33
|
55
|
64
|
66
|
74
|
59
|
48
|
54
|
62
|
84
|
69
|
64
|
88
|
78
|
88
|
105
|
143
|
93
|
22
|
47
|
51
|
63
|
86
|
93
|
104
|
122
|
85
|
73
|
66
|
37
|
46
|
|
2025/12
|
94
|
88
|
62
|
65
|
79
|
82
|
82
|
101
|
99
|
103
|
152
|
76
|
44
|
57
|
57
|
70
|
174
|
177
|
115
|
178
|
65
|
42
|
49
|
84
|
71
|
57
|
65
|
82
|
93
|
136
|
67
|
|
2025/11
|
67
|
78
|
72
|
63
|
75
|
76
|
22
|
39
|
61
|
64
|
51
|
37
|
43
|
73
|
89
|
89
|
44
|
23
|
28
|
44
|
61
|
75
|
85
|
101
|
84
|
65
|
122
|
86
|
70
|
70
|
|
|
2025/10
|
40
|
37
|
19
|
39
|
57
|
53
|
42
|
56
|
60
|
37
|
34
|
40
|
17
|
32
|
44
|
26
|
26
|
13
|
17
|
25
|
24
|
30
|
31
|
36
|
57
|
58
|
58
|
66
|
79
|
72
|
55
|
|
2025/09
|
21
|
30
|
36
|
40
|
39
|
35
|
44
|
38
|
23
|
26
|
23
|
18
|
20
|
25
|
25
|
36
|
27
|
14
|
14
|
14
|
29
|
32
|
20
|
9
|
17
|
14
|
25
|
33
|
19
|
22
|
|
|
2025/08
|
26
|
20
|
28
|
34
|
34
|
26
|
22
|
22
|
24
|
22
|
12
|
17
|
20
|
26
|
21
|
27
|
31
|
32
|
27
|
19
|
18
|
18
|
21
|
29
|
30
|
24
|
29
|
29
|
32
|
25
|
22
|
|
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