Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
93
*
PM2.5
112
PM10
42
O3
0.9
CO
4
SO2
22
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
14 Mar
70
Good
Sun
15 Mar
58
Good
Mon
16 Mar
70
Good
Tue
17 Mar
71
Good
Wed
18 Mar
76
Good
Thu
19 Mar
40
Excellent
Fri
20 Mar
21
Excellent
Chengcheng Air quality rank
Air quality in the last 12 months (Chengcheng)
|
2026/02
|
116
|
84
|
72
|
111
|
117
|
83
|
50
|
49
|
68
|
118
|
102
|
97
|
91
|
95
|
68
|
56
|
172
|
98
|
71
|
58
|
164
|
415
|
113
|
56
|
68
|
69
|
49
|
34
|
|||
|
2026/01
|
80
|
109
|
154
|
99
|
60
|
41
|
50
|
58
|
62
|
67
|
61
|
67
|
80
|
102
|
108
|
86
|
95
|
101
|
48
|
33
|
45
|
70
|
98
|
110
|
97
|
149
|
137
|
133
|
110
|
129
|
130
|
|
2025/12
|
81
|
60
|
51
|
70
|
84
|
120
|
97
|
81
|
99
|
119
|
114
|
73
|
89
|
99
|
101
|
105
|
89
|
99
|
94
|
51
|
65
|
86
|
87
|
89
|
57
|
64
|
87
|
108
|
107
|
91
|
79
|
|
2025/11
|
63
|
68
|
71
|
83
|
89
|
67
|
34
|
45
|
81
|
92
|
85
|
75
|
58
|
79
|
88
|
71
|
25
|
33
|
49
|
66
|
75
|
85
|
70
|
98
|
79
|
144
|
149
|
101
|
95
|
89
|
|
|
2025/10
|
35
|
26
|
31
|
32
|
27
|
14
|
15
|
20
|
21
|
17
|
14
|
17
|
27
|
41
|
26
|
30
|
20
|
24
|
38
|
26
|
28
|
43
|
63
|
73
|
56
|
46
|
55
|
63
|
76
|
85
|
66
|
|
2025/09
|
35
|
32
|
18
|
10
|
30
|
48
|
57
|
51
|
40
|
36
|
23
|
22
|
36
|
45
|
43
|
32
|
21
|
13
|
17
|
37
|
16
|
14
|
22
|
30
|
37
|
33
|
32
|
34
|
40
|
52
|
|
|
2025/08
|
34
|
39
|
39
|
41
|
29
|
34
|
33
|
26
|
24
|
27
|
34
|
39
|
46
|
43
|
33
|
19
|
23
|
30
|
28
|
26
|
42
|
45
|
29
|
23
|
36
|
40
|
31
|
20
|
23
|
32
|
32
|
|
2025/07
|
24
|
17
|
26
|
31
|
21
|
33
|
30
|
35
|
37
|
35
|
43
|
48
|
43
|
36
|
43
|
47
|
42
|
40
|
40
|
25
|
30
|
38
|
21
|
18
|
22
|
27
|
31
|
33
|
36
|
35
|
35
|
|
2025/06
|
41
|
43
|
47
|
54
|
44
|
55
|
57
|
52
|
56
|
55
|
58
|
52
|
54
|
48
|
51
|
59
|
52
|
36
|
26
|
37
|
34
|
36
|
37
|
41
|
37
|
24
|
33
|
24
|
31
|
25
|
|
|
2025/05
|
85
|
92
|
60
|
70
|
204
|
358
|
148
|
101
|
72
|
48
|
47
|
57
|
57
|
72
|
64
|
68
|
214
|
100
|
76
|
67
|
66
|
87
|
53
|
49
|
44
|
41
|
48
|
54
|
56
|
54
|
43
|
|
2025/04
|
74
|
76
|
73
|
101
|
75
|
87
|
90
|
99
|
105
|
74
|
124
|
257
|
123
|
73
|
60
|
112
|
121
|
88
|
64
|
68
|
78
|
184
|
111
|
65
|
65
|
64
|
55
|
47
|
57
|
115
|
|
|
2025/03
|
98
|
66
|
26
|
44
|
68
|
67
|
70
|
76
|
66
|
71
|
113
|
174
|
104
|
67
|
43
|
40
|
46
|
45
|
46
|
48
|
58
|
69
|
101
|
149
|
110
|
238
|
187
|
142
|
84
|
65
|
67
|
|
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