Air Quality
Excellent
No health implications.
11
PM2.5
47
PM10
31
O3
0.3
CO
7
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jan
80
Good
Mon
12 Jan
100
Good
Tue
13 Jan
137
Light
Wed
14 Jan
163
Moderate
Thu
15 Jan
155
Moderate
Fri
16 Jan
171
Moderate
Sat
17 Jan
48
Excellent
Air quality in the last 12 months (Wei County)
|
2025/11
|
75
|
42
|
70
|
100
|
122
|
178
|
80
|
69
|
59
|
78
|
108
|
108
|
90
|
97
|
145
|
118
|
33
|
46
|
55
|
67
|
74
|
105
|
94
|
107
|
40
|
128
|
115
|
138
|
148
|
195
|
|
|
2025/10
|
65
|
25
|
32
|
42
|
19
|
15
|
31
|
26
|
7
|
9
|
13
|
22
|
31
|
48
|
64
|
56
|
34
|
22
|
35
|
33
|
43
|
56
|
69
|
85
|
78
|
76
|
100
|
129
|
76
|
144
|
148
|
|
2025/09
|
40
|
43
|
43
|
46
|
41
|
49
|
61
|
61
|
42
|
46
|
55
|
42
|
56
|
55
|
47
|
46
|
24
|
34
|
19
|
40
|
57
|
26
|
34
|
41
|
53
|
57
|
30
|
50
|
56
|
62
|
|
|
2025/08
|
41
|
41
|
45
|
35
|
44
|
36
|
50
|
45
|
21
|
30
|
44
|
34
|
40
|
49
|
42
|
21
|
25
|
33
|
45
|
31
|
30
|
29
|
33
|
19
|
27
|
42
|
50
|
31
|
43
|
27
|
29
|
|
2025/07
|
23
|
30
|
36
|
40
|
38
|
30
|
37
|
39
|
47
|
58
|
54
|
56
|
56
|
50
|
56
|
38
|
37
|
40
|
52
|
44
|
36
|
30
|
20
|
29
|
37
|
38
|
36
|
41
|
34
|
31
|
31
|
|
2025/06
|
80
|
81
|
47
|
46
|
74
|
83
|
93
|
76
|
75
|
51
|
77
|
74
|
64
|
66
|
38
|
31
|
45
|
58
|
29
|
43
|
49
|
47
|
53
|
52
|
59
|
50
|
52
|
36
|
28
|
32
|
|
|
2025/05
|
52
|
72
|
42
|
54
|
131
|
67
|
80
|
73
|
30
|
31
|
55
|
60
|
67
|
60
|
39
|
73
|
129
|
76
|
98
|
80
|
72
|
65
|
56
|
51
|
55
|
62
|
59
|
65
|
63
|
64
|
64
|
|
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
|
|
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