Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
*
PM2.5
42
PM10
19
O3
0.4
CO
2
SO2
24
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
13 Dec
80
Good
Sun
14 Dec
83
Good
Mon
15 Dec
83
Good
Tue
16 Dec
142
Light
Wed
17 Dec
188
Moderate
Thu
18 Dec
48
Excellent
Fri
19 Dec
16
Excellent
Air quality in the last 12 months (Yucheng)
|
2025/11
|
109
|
91
|
59
|
74
|
108
|
74
|
59
|
105
|
81
|
76
|
59
|
69
|
121
|
169
|
169
|
151
|
45
|
48
|
54
|
86
|
150
|
94
|
85
|
124
|
61
|
101
|
242
|
122
|
95
|
137
|
|
|
2025/10
|
28
|
12
|
23
|
31
|
26
|
19
|
45
|
59
|
24
|
18
|
24
|
28
|
26
|
35
|
37
|
40
|
22
|
39
|
44
|
42
|
47
|
57
|
78
|
72
|
92
|
94
|
106
|
85
|
68
|
81
|
190
|
|
2025/09
|
25
|
35
|
37
|
61
|
65
|
35
|
49
|
21
|
27
|
33
|
24
|
15
|
42
|
30
|
30
|
23
|
23
|
23
|
13
|
29
|
42
|
32
|
15
|
21
|
38
|
37
|
24
|
20
|
34
|
35
|
|
|
2025/08
|
24
|
24
|
25
|
36
|
34
|
35
|
34
|
29
|
24
|
23
|
20
|
26
|
26
|
31
|
32
|
26
|
26
|
34
|
36
|
27
|
27
|
26
|
20
|
35
|
50
|
38
|
36
|
37
|
37
|
45
|
28
|
|
2025/07
|
30
|
30
|
25
|
24
|
30
|
30
|
37
|
38
|
20
|
49
|
57
|
39
|
38
|
44
|
39
|
44
|
43
|
37
|
44
|
38
|
31
|
28
|
27
|
30
|
30
|
30
|
27
|
28
|
22
|
29
|
38
|
|
2025/06
|
45
|
41
|
57
|
62
|
55
|
55
|
57
|
68
|
48
|
56
|
52
|
45
|
44
|
49
|
49
|
55
|
54
|
43
|
25
|
27
|
52
|
29
|
51
|
50
|
60
|
34
|
33
|
25
|
17
|
21
|
|
|
2025/05
|
57
|
86
|
53
|
54
|
75
|
120
|
80
|
68
|
46
|
31
|
52
|
55
|
53
|
57
|
77
|
79
|
128
|
76
|
91
|
59
|
57
|
71
|
65
|
59
|
51
|
50
|
60
|
60
|
63
|
64
|
77
|
|
2025/04
|
68
|
54
|
54
|
68
|
86
|
77
|
75
|
83
|
88
|
102
|
75
|
209
|
87
|
56
|
54
|
74
|
87
|
71
|
50
|
63
|
54
|
72
|
88
|
84
|
63
|
58
|
63
|
45
|
48
|
69
|
|
|
2025/03
|
159
|
51
|
36
|
45
|
69
|
82
|
74
|
82
|
103
|
94
|
112
|
156
|
107
|
56
|
64
|
46
|
52
|
55
|
59
|
55
|
52
|
66
|
84
|
193
|
93
|
85
|
125
|
121
|
60
|
58
|
75
|
|
2025/02
|
113
|
144
|
150
|
82
|
61
|
61
|
83
|
45
|
57
|
71
|
109
|
133
|
125
|
82
|
91
|
78
|
63
|
73
|
96
|
57
|
64
|
105
|
90
|
45
|
74
|
103
|
111
|
103
|
|||
|
2025/01
|
146
|
157
|
112
|
174
|
143
|
67
|
60
|
67
|
50
|
60
|
83
|
70
|
93
|
157
|
57
|
74
|
98
|
122
|
143
|
125
|
186
|
233
|
132
|
137
|
144
|
86
|
47
|
71
|
256
|
138
|
109
|
|
2024/12
|
79
|
87
|
66
|
106
|
160
|
173
|
107
|
48
|
59
|
108
|
128
|
91
|
100
|
79
|
64
|
88
|
108
|
50
|
59
|
113
|
71
|
52
|
83
|
114
|
162
|
163
|
83
|
72
|
66
|
103
|
116
|
|
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