Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
37
PM2.5
73
*
PM10
122
O3
0.6
CO
8
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
9 Apr
82
Good
Fri
10 Apr
78
Good
Sat
11 Apr
81
Good
Sun
12 Apr
80
Good
Mon
13 Apr
83
Good
Tue
14 Apr
83
Good
Wed
15 Apr
33
Excellent
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