Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
64
PM2.5
321
*
PM10
88
O3
0.4
CO
3
SO2
5
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
21 Feb
91
Good
Sun
22 Feb
117
Light
Mon
23 Feb
77
Good
Tue
24 Feb
99
Good
Wed
25 Feb
97
Good
Thu
26 Feb
143
Light
Fri
27 Feb
16
Excellent
Air quality in the last 12 months (Wu'an)
|
2026/01
|
62
|
108
|
171
|
240
|
191
|
43
|
47
|
56
|
72
|
62
|
49
|
63
|
99
|
111
|
94
|
138
|
77
|
66
|
53
|
41
|
64
|
115
|
152
|
219
|
181
|
150
|
155
|
189
|
132
|
111
|
185
|
|
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
|
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution