Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
92
*
PM2.5
107
PM10
12
O3
0.7
CO
3
SO2
40
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
17 Mar
106
Light
Wed
18 Mar
105
Light
Thu
19 Mar
85
Good
Fri
20 Mar
103
Light
Sat
21 Mar
99
Good
Sun
22 Mar
90
Good
Mon
23 Mar
20
Excellent
Air quality in the last 12 months (Yucheng)
|
2026/02
|
107
|
139
|
132
|
113
|
170
|
64
|
66
|
61
|
57
|
83
|
110
|
97
|
102
|
91
|
113
|
50
|
103
|
96
|
84
|
66
|
56
|
350
|
129
|
40
|
55
|
67
|
124
|
97
|
|||
|
2026/01
|
48
|
81
|
92
|
94
|
232
|
117
|
55
|
75
|
65
|
89
|
55
|
70
|
99
|
188
|
114
|
124
|
73
|
50
|
55
|
39
|
58
|
87
|
107
|
147
|
175
|
148
|
170
|
112
|
89
|
120
|
121
|
|
2025/12
|
124
|
86
|
58
|
106
|
123
|
123
|
117
|
92
|
79
|
97
|
172
|
46
|
66
|
84
|
64
|
136
|
199
|
164
|
199
|
196
|
88
|
44
|
76
|
99
|
83
|
51
|
86
|
108
|
167
|
170
|
96
|
|
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
|
|
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