Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
58
O3
0.6
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Apr
88
Good
Fri
10 Apr
103
Light
Sat
11 Apr
100
Good
Sun
12 Apr
94
Good
Mon
13 Apr
99
Good
Tue
14 Apr
82
Good
Wed
15 Apr
19
Excellent
Air quality in the last 12 months (Weidu)
|
2026/02
|
108
|
98
|
134
|
112
|
141
|
72
|
74
|
104
|
72
|
87
|
90
|
89
|
105
|
106
|
98
|
44
|
131
|
76
|
79
|
65
|
66
|
189
|
220
|
59
|
36
|
43
|
94
|
74
|
|||
|
2026/01
|
76
|
147
|
141
|
113
|
199
|
48
|
43
|
69
|
65
|
78
|
50
|
74
|
110
|
155
|
79
|
126
|
88
|
67
|
72
|
58
|
72
|
87
|
146
|
142
|
185
|
163
|
209
|
104
|
164
|
117
|
133
|
|
2025/12
|
162
|
87
|
60
|
73
|
127
|
144
|
104
|
116
|
128
|
184
|
199
|
45
|
72
|
80
|
72
|
134
|
171
|
236
|
199
|
169
|
133
|
57
|
84
|
93
|
93
|
86
|
106
|
142
|
108
|
204
|
81
|
|
2025/11
|
67
|
83
|
93
|
94
|
96
|
95
|
89
|
60
|
79
|
99
|
83
|
76
|
133
|
151
|
157
|
131
|
42
|
37
|
41
|
54
|
65
|
88
|
84
|
113
|
93
|
105
|
246
|
104
|
80
|
93
|
|
|
2025/10
|
20
|
15
|
31
|
35
|
17
|
12
|
22
|
41
|
10
|
11
|
21
|
20
|
28
|
46
|
40
|
65
|
13
|
28
|
43
|
41
|
41
|
65
|
105
|
126
|
105
|
106
|
140
|
72
|
83
|
126
|
160
|
|
2025/09
|
30
|
34
|
37
|
25
|
25
|
51
|
54
|
22
|
25
|
34
|
12
|
24
|
43
|
33
|
28
|
24
|
20
|
15
|
13
|
30
|
43
|
20
|
16
|
29
|
47
|
25
|
14
|
27
|
27
|
37
|
|
|
2025/08
|
41
|
21
|
28
|
31
|
38
|
24
|
21
|
22
|
20
|
34
|
31
|
20
|
27
|
21
|
29
|
20
|
27
|
33
|
32
|
19
|
23
|
39
|
35
|
28
|
29
|
36
|
33
|
38
|
33
|
37
|
27
|
|
2025/07
|
16
|
27
|
21
|
21
|
22
|
38
|
41
|
33
|
26
|
34
|
57
|
43
|
38
|
36
|
36
|
45
|
35
|
37
|
42
|
40
|
38
|
44
|
14
|
25
|
29
|
28
|
28
|
27
|
28
|
32
|
40
|
|
2025/06
|
50
|
61
|
60
|
61
|
50
|
52
|
60
|
62
|
50
|
60
|
50
|
52
|
49
|
43
|
39
|
59
|
48
|
31
|
22
|
28
|
41
|
32
|
41
|
40
|
47
|
31
|
30
|
27
|
26
|
23
|
|
|
2025/05
|
74
|
110
|
60
|
54
|
158
|
181
|
173
|
97
|
90
|
42
|
51
|
60
|
63
|
59
|
66
|
73
|
163
|
88
|
104
|
73
|
69
|
82
|
82
|
60
|
65
|
56
|
87
|
68
|
91
|
71
|
45
|
|
2025/04
|
67
|
58
|
58
|
81
|
71
|
77
|
76
|
97
|
87
|
118
|
81
|
179
|
89
|
51
|
55
|
91
|
93
|
100
|
64
|
67
|
58
|
70
|
96
|
86
|
75
|
71
|
80
|
54
|
58
|
73
|
|
|
2025/03
|
96
|
47
|
42
|
38
|
73
|
94
|
83
|
86
|
100
|
92
|
95
|
133
|
142
|
53
|
77
|
48
|
46
|
59
|
55
|
44
|
50
|
65
|
76
|
206
|
72
|
87
|
93
|
188
|
64
|
58
|
73
|
|
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