Air Quality
Excellent
No health implications.
13
PM2.5
28
PM10
96
O3
0.7
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
71
Good
Sun
21 Jun
51
Good
Mon
22 Jun
57
Good
Tue
23 Jun
70
Good
Wed
24 Jun
88
Good
Thu
25 Jun
33
Excellent
Fri
26 Jun
20
Excellent
Air quality in the last 12 months (Weiyang)
|
2026/05
|
46
|
54
|
39
|
39
|
52
|
45
|
42
|
47
|
50
|
61
|
66
|
72
|
32
|
40
|
61
|
61
|
31
|
33
|
40
|
35
|
38
|
71
|
51
|
49
|
55
|
54
|
62
|
61
|
52
|
52
|
66
|
|
2026/04
|
58
|
69
|
104
|
115
|
88
|
93
|
96
|
71
|
68
|
75
|
76
|
63
|
60
|
57
|
55
|
49
|
68
|
61
|
181
|
96
|
37
|
31
|
46
|
61
|
61
|
74
|
77
|
92
|
64
|
60
|
|
|
2026/03
|
18
|
38
|
56
|
147
|
95
|
65
|
51
|
64
|
57
|
113
|
132
|
104
|
114
|
80
|
42
|
64
|
57
|
97
|
101
|
98
|
95
|
110
|
116
|
76
|
77
|
96
|
73
|
66
|
64
|
37
|
52
|
|
2026/02
|
143
|
115
|
119
|
139
|
153
|
122
|
69
|
71
|
80
|
158
|
140
|
118
|
87
|
124
|
77
|
47
|
143
|
112
|
89
|
63
|
207
|
362
|
143
|
51
|
74
|
67
|
58
|
54
|
|||
|
2026/01
|
74
|
132
|
160
|
82
|
59
|
41
|
64
|
63
|
65
|
63
|
68
|
77
|
90
|
139
|
116
|
106
|
110
|
131
|
64
|
35
|
53
|
107
|
165
|
192
|
198
|
165
|
177
|
178
|
153
|
155
|
143
|
|
2025/12
|
92
|
78
|
75
|
93
|
145
|
158
|
93
|
103
|
129
|
144
|
146
|
104
|
80
|
101
|
120
|
141
|
134
|
164
|
130
|
67
|
71
|
112
|
100
|
98
|
75
|
81
|
114
|
175
|
153
|
176
|
125
|
|
2025/11
|
70
|
78
|
86
|
98
|
93
|
71
|
44
|
61
|
71
|
97
|
98
|
103
|
80
|
97
|
102
|
83
|
33
|
35
|
60
|
77
|
88
|
97
|
64
|
85
|
81
|
164
|
142
|
113
|
83
|
93
|
|
|
2025/10
|
22
|
32
|
51
|
29
|
19
|
17
|
13
|
41
|
22
|
16
|
13
|
14
|
27
|
52
|
34
|
36
|
14
|
30
|
37
|
29
|
34
|
48
|
62
|
72
|
62
|
42
|
65
|
71
|
84
|
77
|
75
|
|
2025/09
|
45
|
35
|
36
|
16
|
29
|
58
|
65
|
48
|
44
|
46
|
25
|
21
|
42
|
55
|
50
|
36
|
19
|
11
|
17
|
38
|
18
|
17
|
26
|
27
|
50
|
46
|
34
|
20
|
36
|
52
|
|
|
2025/08
|
43
|
45
|
44
|
45
|
26
|
37
|
41
|
34
|
22
|
25
|
31
|
47
|
48
|
50
|
34
|
31
|
24
|
27
|
26
|
29
|
57
|
45
|
30
|
27
|
45
|
44
|
38
|
22
|
18
|
24
|
29
|
|
2025/07
|
28
|
26
|
36
|
35
|
19
|
37
|
35
|
30
|
48
|
36
|
35
|
47
|
48
|
44
|
37
|
48
|
42
|
28
|
40
|
31
|
31
|
45
|
27
|
18
|
18
|
24
|
30
|
33
|
38
|
51
|
35
|
|
2025/06
|
47
|
40
|
44
|
49
|
40
|
41
|
28
|
32
|
36
|
47
|
59
|
47
|
51
|
50
|
70
|
62
|
60
|
49
|
34
|
41
|
42
|
39
|
36
|
40
|
32
|
31
|
42
|
30
|
34
|
29
|
|
|
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