Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
39
PM2.5
75
*
PM10
24
O3
0.4
CO
11
SO2
47
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
7 Jan
109
Light
Wed
8 Jan
119
Light
Thu
9 Jan
79
Good
Fri
10 Jan
96
Good
Sat
11 Jan
114
Light
Sun
12 Jan
124
Light
Mon
13 Jan
37
Excellent
Air quality in the last 12 months (Macheng)
|
2024/11
|
86
|
102
|
100
|
97
|
61
|
67
|
57
|
61
|
71
|
69
|
63
|
66
|
66
|
90
|
125
|
92
|
26
|
28
|
33
|
42
|
48
|
70
|
75
|
63
|
43
|
46
|
57
|
57
|
53
|
66
|
|
|
2024/10
|
30
|
55
|
45
|
40
|
55
|
48
|
24
|
39
|
59
|
90
|
97
|
77
|
77
|
72
|
91
|
82
|
37
|
23
|
29
|
42
|
45
|
38
|
49
|
56
|
52
|
52
|
89
|
142
|
108
|
75
|
45
|
|
2024/09
|
44
|
52
|
35
|
44
|
50
|
50
|
48
|
51
|
48
|
44
|
48
|
26
|
30
|
39
|
45
|
35
|
45
|
34
|
31
|
33
|
39
|
36
|
41
|
44
|
57
|
59
|
61
|
44
|
50
|
53
|
|
|
2024/08
|
19
|
21
|
29
|
26
|
27
|
33
|
30
|
37
|
37
|
40
|
76
|
69
|
39
|
31
|
26
|
25
|
34
|
44
|
32
|
23
|
31
|
40
|
36
|
35
|
39
|
44
|
21
|
22
|
35
|
34
|
43
|
|
2024/07
|
27
|
24
|
30
|
19
|
23
|
23
|
25
|
25
|
26
|
26
|
31
|
29
|
22
|
23
|
36
|
48
|
29
|
22
|
23
|
24
|
25
|
28
|
33
|
37
|
29
|
26
|
16
|
13
|
15
|
23
|
21
|
|
2024/06
|
48
|
46
|
35
|
40
|
35
|
44
|
38
|
45
|
38
|
31
|
26
|
35
|
42
|
42
|
43
|
48
|
45
|
36
|
20
|
25
|
24
|
17
|
28
|
48
|
46
|
43
|
27
|
15
|
16
|
22
|
|
|
2024/05
|
57
|
46
|
42
|
40
|
54
|
47
|
53
|
48
|
58
|
69
|
84
|
109
|
91
|
64
|
78
|
52
|
65
|
63
|
66
|
64
|
52
|
36
|
33
|
39
|
46
|
46
|
34
|
30
|
37
|
76
|
69
|
|
2024/04
|
51
|
36
|
79
|
67
|
56
|
44
|
70
|
53
|
41
|
57
|
59
|
64
|
67
|
61
|
61
|
53
|
53
|
46
|
45
|
70
|
78
|
65
|
88
|
114
|
93
|
66
|
61
|
52
|
42
|
49
|
|
|
2024/03
|
64
|
73
|
57
|
52
|
122
|
92
|
81
|
80
|
72
|
85
|
82
|
85
|
80
|
77
|
92
|
100
|
97
|
76
|
79
|
94
|
70
|
66
|
51
|
43
|
39
|
50
|
51
|
67
|
55
|
54
|
70
|
|
2024/02
|
46
|
47
|
73
|
97
|
87
|
103
|
114
|
113
|
122
|
221
|
130
|
72
|
52
|
58
|
63
|
36
|
38
|
44
|
77
|
18
|
37
|
53
|
53
|
74
|
84
|
87
|
86
|
97
|
78
|
||
|
2024/01
|
148
|
124
|
75
|
73
|
81
|
120
|
139
|
132
|
153
|
163
|
139
|
115
|
101
|
184
|
117
|
49
|
37
|
48
|
33
|
62
|
76
|
52
|
35
|
47
|
64
|
73
|
86
|
79
|
86
|
99
|
132
|
|
2023/12
|
50
|
58
|
72
|
89
|
95
|
101
|
76
|
67
|
68
|
74
|
34
|
55
|
54
|
18
|
33
|
40
|
40
|
36
|
53
|
97
|
63
|
56
|
64
|
85
|
92
|
83
|
185
|
231
|
253
|
213
|
114
|
|
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