Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
159
*
PM2.5
171
PM10
27
O3
1.5
CO
4
SO2
39
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
31 Jan
164
Moderate
Sun
1 Feb
159
Moderate
Mon
2 Feb
145
Light
Tue
3 Feb
128
Light
Wed
4 Feb
152
Moderate
Thu
5 Feb
142
Light
Fri
6 Feb
34
Excellent
Air quality in the last 12 months (Wu'an)
|
2025/12
|
92
|
40
|
38
|
53
|
76
|
48
|
55
|
54
|
102
|
172
|
120
|
30
|
60
|
55
|
100
|
128
|
114
|
186
|
195
|
94
|
87
|
70
|
85
|
91
|
40
|
81
|
133
|
145
|
98
|
105
|
33
|
|
2025/11
|
43
|
33
|
70
|
136
|
171
|
221
|
73
|
71
|
65
|
77
|
102
|
97
|
55
|
65
|
64
|
64
|
30
|
26
|
35
|
44
|
43
|
47
|
57
|
72
|
44
|
117
|
105
|
114
|
132
|
106
|
|
|
2025/10
|
53
|
25
|
46
|
56
|
36
|
15
|
36
|
25
|
9
|
11
|
18
|
20
|
25
|
39
|
55
|
67
|
29
|
22
|
41
|
29
|
38
|
61
|
74
|
100
|
65
|
113
|
113
|
142
|
113
|
186
|
200
|
|
2025/09
|
40
|
42
|
26
|
29
|
47
|
47
|
55
|
62
|
47
|
39
|
39
|
30
|
44
|
57
|
42
|
51
|
19
|
29
|
25
|
46
|
46
|
20
|
34
|
48
|
44
|
49
|
36
|
54
|
52
|
54
|
|
|
2025/08
|
38
|
44
|
48
|
39
|
44
|
42
|
46
|
48
|
24
|
32
|
40
|
41
|
38
|
44
|
35
|
22
|
33
|
38
|
45
|
35
|
26
|
37
|
30
|
21
|
34
|
43
|
45
|
30
|
35
|
27
|
31
|
|
2025/07
|
28
|
31
|
33
|
37
|
25
|
23
|
34
|
42
|
41
|
48
|
52
|
54
|
54
|
53
|
60
|
48
|
43
|
44
|
44
|
41
|
28
|
35
|
23
|
26
|
29
|
37
|
35
|
34
|
32
|
28
|
34
|
|
2025/06
|
83
|
89
|
39
|
38
|
58
|
64
|
73
|
62
|
55
|
39
|
58
|
48
|
53
|
46
|
29
|
19
|
31
|
44
|
42
|
41
|
32
|
36
|
37
|
35
|
40
|
31
|
49
|
33
|
36
|
39
|
|
|
2025/05
|
48
|
74
|
44
|
53
|
183
|
84
|
82
|
70
|
27
|
30
|
39
|
47
|
64
|
56
|
38
|
57
|
96
|
61
|
75
|
74
|
74
|
63
|
59
|
37
|
45
|
58
|
48
|
50
|
50
|
57
|
48
|
|
2025/04
|
58
|
40
|
63
|
87
|
62
|
75
|
104
|
64
|
77
|
72
|
95
|
165
|
60
|
33
|
47
|
114
|
164
|
84
|
52
|
71
|
63
|
50
|
70
|
58
|
72
|
79
|
74
|
42
|
44
|
84
|
|
|
2025/03
|
216
|
85
|
41
|
40
|
65
|
56
|
80
|
92
|
86
|
98
|
91
|
122
|
121
|
82
|
56
|
31
|
41
|
54
|
49
|
32
|
27
|
37
|
92
|
242
|
177
|
108
|
102
|
172
|
44
|
60
|
64
|
|
2025/02
|
98
|
123
|
82
|
50
|
45
|
81
|
57
|
44
|
66
|
92
|
136
|
82
|
46
|
76
|
58
|
65
|
60
|
60
|
59
|
71
|
106
|
65
|
41
|
66
|
63
|
75
|
102
|
144
|
|||
|
2025/01
|
107
|
67
|
73
|
83
|
79
|
48
|
40
|
58
|
48
|
53
|
55
|
46
|
79
|
74
|
55
|
51
|
68
|
107
|
74
|
90
|
115
|
76
|
65
|
74
|
97
|
76
|
22
|
36
|
86
|
114
|
82
|
|
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