Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
85
PM2.5
412
*
PM10
101
O3
0.3
CO
10
SO2
5
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
22 Feb
157
Moderate
Mon
23 Feb
67
Good
Tue
24 Feb
67
Good
Wed
25 Feb
63
Good
Thu
26 Feb
61
Good
Fri
27 Feb
62
Good
Sat
28 Feb
50
Excellent
Air quality in the last 12 months (Yicheng)
|
2026/01
|
57
|
68
|
94
|
167
|
148
|
208
|
108
|
60
|
81
|
111
|
60
|
79
|
131
|
142
|
183
|
178
|
45
|
44
|
42
|
47
|
45
|
74
|
109
|
168
|
105
|
74
|
141
|
87
|
67
|
78
|
78
|
|
2025/12
|
97
|
63
|
63
|
97
|
77
|
119
|
160
|
78
|
91
|
105
|
120
|
44
|
66
|
82
|
92
|
121
|
154
|
106
|
168
|
155
|
58
|
41
|
55
|
74
|
57
|
51
|
76
|
112
|
137
|
152
|
57
|
|
2025/11
|
170
|
80
|
63
|
116
|
110
|
49
|
53
|
34
|
99
|
78
|
80
|
80
|
110
|
179
|
238
|
157
|
42
|
59
|
74
|
71
|
124
|
132
|
104
|
142
|
64
|
109
|
204
|
142
|
123
|
192
|
|
|
2025/10
|
47
|
9
|
18
|
34
|
43
|
37
|
29
|
49
|
41
|
57
|
48
|
21
|
18
|
42
|
31
|
31
|
36
|
29
|
31
|
38
|
43
|
49
|
47
|
48
|
96
|
100
|
84
|
68
|
70
|
68
|
132
|
|
2025/09
|
26
|
38
|
33
|
30
|
37
|
29
|
54
|
41
|
40
|
51
|
35
|
11
|
33
|
44
|
49
|
21
|
20
|
23
|
11
|
29
|
42
|
30
|
17
|
21
|
45
|
37
|
42
|
30
|
63
|
40
|
|
|
2025/08
|
17
|
25
|
36
|
43
|
39
|
41
|
48
|
34
|
19
|
20
|
14
|
23
|
17
|
27
|
38
|
35
|
34
|
44
|
40
|
40
|
36
|
37
|
36
|
30
|
52
|
48
|
37
|
46
|
53
|
26
|
21
|
|
2025/07
|
32
|
32
|
33
|
29
|
33
|
37
|
40
|
30
|
32
|
43
|
41
|
34
|
46
|
27
|
42
|
34
|
37
|
37
|
44
|
28
|
27
|
26
|
25
|
23
|
30
|
24
|
22
|
26
|
26
|
29
|
25
|
|
2025/06
|
49
|
34
|
57
|
64
|
79
|
76
|
56
|
88
|
70
|
53
|
105
|
59
|
60
|
42
|
46
|
54
|
49
|
49
|
27
|
17
|
33
|
49
|
44
|
37
|
54
|
50
|
32
|
21
|
9
|
24
|
|
|
2025/05
|
68
|
76
|
51
|
56
|
50
|
74
|
71
|
52
|
16
|
29
|
51
|
58
|
58
|
66
|
82
|
80
|
93
|
63
|
80
|
67
|
69
|
70
|
65
|
48
|
57
|
60
|
69
|
52
|
56
|
55
|
73
|
|
2025/04
|
72
|
52
|
58
|
79
|
64
|
69
|
79
|
92
|
85
|
89
|
65
|
121
|
71
|
67
|
58
|
69
|
84
|
96
|
63
|
70
|
48
|
77
|
84
|
90
|
67
|
59
|
64
|
64
|
63
|
75
|
|
|
2025/03
|
99
|
24
|
44
|
65
|
97
|
83
|
88
|
100
|
102
|
104
|
127
|
164
|
83
|
64
|
66
|
47
|
56
|
50
|
62
|
74
|
63
|
59
|
89
|
105
|
115
|
103
|
107
|
158
|
53
|
53
|
71
|
|
2025/02
|
107
|
126
|
104
|
58
|
62
|
61
|
66
|
45
|
66
|
79
|
100
|
89
|
97
|
104
|
121
|
97
|
59
|
68
|
67
|
55
|
68
|
73
|
59
|
66
|
84
|
130
|
141
|
165
|
|||
|
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