Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
119
*
PM2.5
154
PM10
2
O3
1.2
CO
5
SO2
59
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
19 Jan
87
Good
Tue
20 Jan
91
Good
Wed
21 Jan
94
Good
Thu
22 Jan
108
Light
Fri
23 Jan
114
Light
Sat
24 Jan
35
Excellent
Sun
25 Jan
19
Excellent
Air quality in the last 12 months (Weicheng)
|
2025/11
|
75
|
80
|
101
|
109
|
106
|
84
|
55
|
59
|
75
|
92
|
100
|
108
|
83
|
108
|
126
|
82
|
33
|
40
|
57
|
80
|
90
|
112
|
74
|
88
|
80
|
175
|
133
|
127
|
90
|
89
|
|
|
2025/10
|
26
|
26
|
37
|
27
|
18
|
21
|
12
|
36
|
23
|
14
|
15
|
13
|
23
|
54
|
34
|
33
|
19
|
33
|
37
|
22
|
35
|
46
|
66
|
74
|
62
|
44
|
67
|
75
|
85
|
70
|
76
|
|
2025/09
|
41
|
34
|
38
|
14
|
28
|
51
|
61
|
44
|
44
|
40
|
26
|
17
|
35
|
49
|
43
|
31
|
17
|
10
|
14
|
32
|
17
|
16
|
22
|
29
|
47
|
45
|
41
|
20
|
36
|
54
|
|
|
2025/08
|
42
|
43
|
45
|
46
|
23
|
34
|
39
|
29
|
19
|
20
|
30
|
44
|
39
|
51
|
31
|
30
|
20
|
25
|
26
|
32
|
62
|
46
|
29
|
27
|
41
|
47
|
34
|
18
|
14
|
23
|
30
|
|
2025/07
|
27
|
23
|
36
|
35
|
21
|
29
|
32
|
37
|
45
|
37
|
41
|
45
|
45
|
46
|
38
|
51
|
41
|
32
|
45
|
33
|
27
|
42
|
27
|
18
|
22
|
29
|
28
|
34
|
39
|
44
|
35
|
|
2025/06
|
46
|
46
|
50
|
53
|
41
|
51
|
39
|
42
|
47
|
53
|
59
|
50
|
50
|
60
|
78
|
64
|
62
|
45
|
35
|
35
|
46
|
39
|
40
|
41
|
32
|
32
|
40
|
27
|
39
|
27
|
|
|
2025/05
|
109
|
80
|
90
|
96
|
147
|
488
|
220
|
120
|
99
|
53
|
54
|
61
|
46
|
76
|
78
|
66
|
216
|
124
|
75
|
75
|
74
|
94
|
61
|
53
|
44
|
38
|
58
|
56
|
48
|
53
|
49
|
|
2025/04
|
85
|
94
|
89
|
106
|
94
|
98
|
79
|
101
|
118
|
97
|
143
|
320
|
160
|
88
|
62
|
137
|
116
|
140
|
96
|
70
|
71
|
177
|
105
|
73
|
71
|
77
|
49
|
51
|
65
|
136
|
|
|
2025/03
|
193
|
71
|
34
|
55
|
79
|
83
|
86
|
100
|
72
|
86
|
235
|
266
|
98
|
54
|
53
|
48
|
60
|
50
|
55
|
62
|
74
|
80
|
93
|
72
|
60
|
203
|
204
|
132
|
94
|
80
|
81
|
|
2025/02
|
203
|
168
|
33
|
59
|
45
|
61
|
84
|
35
|
55
|
101
|
131
|
83
|
91
|
94
|
77
|
79
|
89
|
91
|
105
|
107
|
132
|
146
|
77
|
73
|
86
|
83
|
118
|
138
|
|||
|
2025/01
|
116
|
96
|
85
|
148
|
115
|
73
|
71
|
98
|
50
|
85
|
74
|
76
|
118
|
100
|
39
|
74
|
96
|
113
|
133
|
178
|
184
|
213
|
174
|
129
|
63
|
87
|
57
|
100
|
236
|
280
|
293
|
|
2024/12
|
95
|
95
|
62
|
83
|
65
|
92
|
75
|
48
|
89
|
113
|
153
|
134
|
52
|
69
|
85
|
110
|
118
|
97
|
90
|
131
|
56
|
64
|
97
|
99
|
128
|
114
|
74
|
53
|
82
|
76
|
79
|
|
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