Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
35
PM2.5
52
*
PM10
62
O3
0.9
CO
4
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Aug
60
Good
Fri
22 Aug
51
Good
Sat
23 Aug
42
Excellent
Sun
24 Aug
50
Excellent
Mon
25 Aug
67
Good
Tue
26 Aug
49
Excellent
Wed
27 Aug
19
Excellent
Air quality in the last 12 months (Xicheng)
|
2025/06
|
68
|
19
|
14
|
25
|
56
|
34
|
27
|
50
|
47
|
28
|
57
|
72
|
64
|
45
|
13
|
16
|
40
|
63
|
36
|
29
|
20
|
36
|
53
|
57
|
61
|
58
|
61
|
45
|
63
|
49
|
|
|
2025/05
|
28
|
39
|
22
|
51
|
52
|
24
|
72
|
99
|
32
|
43
|
59
|
72
|
84
|
30
|
44
|
63
|
50
|
50
|
56
|
98
|
74
|
64
|
48
|
37
|
56
|
59
|
51
|
55
|
64
|
65
|
78
|
|
2025/04
|
46
|
23
|
63
|
70
|
24
|
73
|
62
|
43
|
53
|
79
|
115
|
91
|
61
|
63
|
53
|
91
|
58
|
24
|
45
|
71
|
91
|
24
|
52
|
28
|
55
|
89
|
23
|
60
|
59
|
42
|
|
|
2025/03
|
231
|
74
|
33
|
51
|
80
|
18
|
86
|
118
|
151
|
146
|
211
|
63
|
110
|
67
|
51
|
18
|
31
|
36
|
43
|
33
|
29
|
51
|
112
|
88
|
50
|
79
|
51
|
27
|
22
|
45
|
68
|
|
2025/02
|
86
|
52
|
11
|
18
|
25
|
63
|
23
|
15
|
20
|
68
|
129
|
24
|
70
|
62
|
91
|
31
|
20
|
34
|
22
|
16
|
19
|
17
|
21
|
52
|
47
|
52
|
114
|
137
|
|||
|
2025/01
|
41
|
21
|
38
|
57
|
48
|
15
|
13
|
15
|
15
|
23
|
34
|
34
|
51
|
22
|
28
|
48
|
69
|
80
|
35
|
60
|
46
|
57
|
74
|
114
|
132
|
103
|
21
|
23
|
104
|
68
|
77
|
|
2024/12
|
54
|
15
|
39
|
37
|
17
|
26
|
15
|
29
|
49
|
34
|
36
|
69
|
28
|
26
|
33
|
36
|
18
|
17
|
45
|
38
|
18
|
29
|
44
|
75
|
66
|
29
|
19
|
39
|
61
|
66
|
49
|
|
2024/11
|
158
|
154
|
69
|
11
|
46
|
62
|
100
|
151
|
170
|
135
|
80
|
105
|
87
|
54
|
76
|
46
|
30
|
45
|
58
|
71
|
24
|
36
|
51
|
87
|
43
|
10
|
16
|
18
|
32
|
52
|
|
|
2024/10
|
8
|
16
|
34
|
65
|
86
|
83
|
23
|
30
|
90
|
20
|
57
|
91
|
127
|
146
|
44
|
47
|
60
|
44
|
8
|
37
|
54
|
24
|
44
|
68
|
172
|
233
|
24
|
48
|
105
|
131
|
155
|
|
2024/09
|
23
|
12
|
34
|
64
|
16
|
22
|
32
|
30
|
64
|
13
|
23
|
26
|
34
|
19
|
31
|
44
|
26
|
41
|
49
|
27
|
8
|
15
|
39
|
59
|
49
|
42
|
45
|
56
|
75
|
8
|
|
|
2024/08
|
18
|
37
|
33
|
29
|
13
|
40
|
46
|
34
|
49
|
24
|
23
|
9
|
15
|
27
|
48
|
45
|
39
|
24
|
25
|
13
|
15
|
23
|
41
|
26
|
34
|
15
|
17
|
30
|
42
|
51
|
52
|
|
2024/07
|
28
|
38
|
40
|
66
|
83
|
32
|
35
|
35
|
69
|
77
|
78
|
47
|
57
|
81
|
55
|
39
|
19
|
27
|
49
|
32
|
45
|
32
|
55
|
43
|
18
|
19
|
27
|
28
|
40
|
13
|
24
|
|
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