Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
29
PM2.5
54
*
PM10
125
O3
0.5
CO
7
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
11 May
76
Good
Mon
12 May
83
Good
Tue
13 May
76
Good
Wed
14 May
79
Good
Thu
15 May
81
Good
Fri
16 May
85
Good
Sat
17 May
40
Excellent
Air quality in the last 12 months (Chenggu)
|
2025/02
|
99
|
56
|
38
|
63
|
82
|
53
|
59
|
67
|
72
|
81
|
88
|
68
|
68
|
61
|
54
|
60
|
63
|
62
|
70
|
98
|
124
|
97
|
57
|
70
|
68
|
51
|
57
|
78
|
|||
|
2025/01
|
127
|
113
|
111
|
158
|
171
|
199
|
195
|
110
|
86
|
83
|
74
|
78
|
93
|
95
|
68
|
68
|
109
|
120
|
103
|
107
|
126
|
190
|
249
|
137
|
38
|
65
|
75
|
110
|
219
|
228
|
163
|
|
2024/12
|
88
|
108
|
117
|
68
|
73
|
71
|
80
|
77
|
70
|
79
|
73
|
75
|
38
|
58
|
80
|
94
|
102
|
95
|
85
|
126
|
135
|
100
|
74
|
106
|
109
|
119
|
82
|
67
|
123
|
131
|
112
|
|
2024/11
|
45
|
33
|
42
|
48
|
44
|
55
|
70
|
78
|
71
|
61
|
64
|
65
|
48
|
32
|
37
|
33
|
13
|
11
|
22
|
29
|
34
|
50
|
61
|
53
|
23
|
46
|
56
|
53
|
59
|
73
|
|
|
2024/10
|
27
|
29
|
38
|
47
|
53
|
52
|
50
|
60
|
39
|
35
|
43
|
42
|
48
|
40
|
38
|
49
|
53
|
40
|
34
|
12
|
15
|
27
|
40
|
52
|
52
|
35
|
24
|
33
|
49
|
60
|
51
|
|
2024/09
|
34
|
41
|
34
|
28
|
17
|
37
|
26
|
33
|
30
|
22
|
42
|
33
|
31
|
23
|
32
|
21
|
25
|
35
|
34
|
26
|
18
|
27
|
36
|
51
|
53
|
55
|
65
|
67
|
41
|
14
|
|
|
2024/08
|
33
|
35
|
26
|
18
|
20
|
24
|
27
|
26
|
28
|
54
|
60
|
45
|
40
|
34
|
28
|
31
|
30
|
18
|
27
|
28
|
29
|
39
|
41
|
42
|
33
|
29
|
26
|
26
|
32
|
36
|
35
|
|
2024/07
|
22
|
25
|
28
|
27
|
17
|
21
|
22
|
15
|
14
|
18
|
18
|
25
|
36
|
21
|
20
|
26
|
17
|
19
|
18
|
22
|
25
|
32
|
34
|
56
|
65
|
55
|
50
|
43
|
32
|
26
|
26
|
|
2024/06
|
60
|
38
|
42
|
26
|
24
|
31
|
27
|
28
|
32
|
40
|
36
|
34
|
35
|
35
|
36
|
25
|
25
|
24
|
29
|
22
|
11
|
27
|
34
|
37
|
29
|
30
|
26
|
32
|
38
|
42
|
|
|
2024/05
|
24
|
27
|
19
|
24
|
28
|
49
|
50
|
48
|
27
|
37
|
68
|
63
|
64
|
58
|
59
|
56
|
61
|
70
|
28
|
29
|
38
|
46
|
42
|
44
|
40
|
25
|
42
|
45
|
30
|
42
|
58
|
|
2024/04
|
52
|
74
|
81
|
51
|
45
|
47
|
43
|
43
|
45
|
30
|
32
|
38
|
43
|
41
|
68
|
60
|
53
|
47
|
92
|
125
|
87
|
70
|
87
|
94
|
55
|
40
|
45
|
32
|
27
|
15
|
|
|
2024/03
|
66
|
50
|
54
|
79
|
88
|
73
|
70
|
73
|
71
|
60
|
51
|
55
|
50
|
47
|
56
|
85
|
81
|
49
|
69
|
70
|
65
|
65
|
73
|
34
|
31
|
48
|
52
|
58
|
47
|
54
|
52
|
|
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