Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
25
PM2.5
66
PM10
198
O3
0.4
CO
7
SO2
17
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 May
146
Light
Fri
30 May
125
Light
Sat
31 May
134
Light
Sun
1 Jun
149
Light
Mon
2 Jun
132
Light
Tue
3 Jun
103
Light
Wed
4 Jun
17
Excellent
Air quality in the last 12 months (Wei County)
|
2025/04
|
71
|
39
|
63
|
86
|
54
|
80
|
100
|
83
|
68
|
83
|
94
|
159
|
65
|
52
|
60
|
109
|
161
|
72
|
32
|
66
|
60
|
61
|
74
|
60
|
72
|
83
|
73
|
55
|
62
|
77
|
|
|
2025/03
|
172
|
61
|
42
|
34
|
63
|
62
|
84
|
106
|
103
|
102
|
109
|
131
|
112
|
66
|
52
|
36
|
50
|
40
|
52
|
48
|
52
|
65
|
99
|
167
|
128
|
87
|
104
|
122
|
48
|
58
|
72
|
|
2025/02
|
75
|
114
|
61
|
35
|
48
|
90
|
52
|
30
|
66
|
84
|
118
|
105
|
90
|
90
|
90
|
59
|
51
|
60
|
56
|
67
|
76
|
50
|
42
|
63
|
69
|
86
|
112
|
155
|
|||
|
2025/01
|
138
|
57
|
82
|
155
|
136
|
47
|
54
|
51
|
43
|
61
|
80
|
64
|
78
|
97
|
50
|
65
|
83
|
106
|
111
|
106
|
178
|
63
|
78
|
121
|
93
|
84
|
30
|
63
|
168
|
105
|
64
|
|
2024/12
|
107
|
49
|
58
|
126
|
105
|
97
|
41
|
62
|
94
|
143
|
81
|
89
|
81
|
71
|
64
|
73
|
78
|
45
|
61
|
74
|
43
|
51
|
80
|
124
|
171
|
66
|
62
|
55
|
79
|
96
|
101
|
|
2024/11
|
60
|
70
|
109
|
49
|
47
|
67
|
68
|
64
|
61
|
105
|
147
|
159
|
129
|
67
|
63
|
70
|
57
|
44
|
52
|
75
|
81
|
70
|
70
|
68
|
62
|
26
|
46
|
44
|
48
|
77
|
|
|
2024/10
|
42
|
29
|
47
|
67
|
71
|
68
|
86
|
72
|
108
|
99
|
71
|
107
|
122
|
145
|
138
|
70
|
93
|
24
|
21
|
23
|
46
|
60
|
70
|
88
|
104
|
127
|
131
|
64
|
123
|
188
|
180
|
|
2024/09
|
47
|
28
|
35
|
49
|
34
|
27
|
48
|
56
|
64
|
24
|
23
|
29
|
31
|
37
|
27
|
39
|
46
|
44
|
49
|
43
|
15
|
23
|
39
|
66
|
72
|
105
|
90
|
78
|
66
|
21
|
|
|
2024/08
|
37
|
33
|
31
|
30
|
32
|
38
|
38
|
33
|
38
|
64
|
40
|
31
|
31
|
38
|
46
|
45
|
44
|
28
|
17
|
30
|
35
|
51
|
54
|
51
|
56
|
23
|
17
|
34
|
43
|
52
|
48
|
|
2024/07
|
30
|
41
|
46
|
49
|
31
|
24
|
37
|
38
|
54
|
58
|
70
|
54
|
66
|
89
|
78
|
42
|
49
|
42
|
34
|
21
|
34
|
35
|
31
|
42
|
16
|
24
|
33
|
21
|
15
|
24
|
22
|
|
2024/06
|
47
|
77
|
62
|
81
|
82
|
86
|
78
|
58
|
77
|
80
|
84
|
71
|
90
|
61
|
56
|
47
|
53
|
59
|
53
|
56
|
57
|
56
|
123
|
78
|
69
|
74
|
46
|
62
|
47
|
52
|
|
|
2024/05
|
52
|
59
|
55
|
48
|
48
|
65
|
67
|
70
|
72
|
64
|
153
|
87
|
98
|
96
|
31
|
58
|
68
|
79
|
75
|
38
|
56
|
62
|
64
|
57
|
58
|
58
|
45
|
53
|
66
|
59
|
53
|
|
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