Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
56
*
PM2.5
83
PM10
1
O3
1.0
CO
3
SO2
51
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Nov
143
Light
Fri
13 Nov
163
Moderate
Sat
14 Nov
193
Moderate
Sun
15 Nov
52
Good
Mon
16 Nov
40
Excellent
Tue
17 Nov
51
Good
Wed
18 Nov
37
Excellent
Air quality in the last 12 months (Haidian)
|
2026/09
|
26
|
39
|
43
|
35
|
51
|
64
|
44
|
15
|
22
|
30
|
36
|
52
|
36
|
24
|
46
|
78
|
93
|
55
|
53
|
51
|
47
|
54
|
72
|
62
|
52
|
47
|
20
|
40
|
54
|
16
|
|
|
2026/08
|
30
|
39
|
27
|
27
|
34
|
42
|
36
|
28
|
43
|
50
|
46
|
22
|
18
|
25
|
33
|
22
|
25
|
35
|
38
|
53
|
59
|
37
|
36
|
36
|
45
|
23
|
28
|
24
|
29
|
26
|
24
|
|
2026/07
|
40
|
77
|
68
|
47
|
36
|
33
|
30
|
43
|
52
|
38
|
32
|
23
|
37
|
36
|
46
|
43
|
42
|
41
|
45
|
44
|
43
|
31
|
38
|
45
|
51
|
52
|
48
|
44
|
30
|
34
|
38
|
|
2026/06
|
41
|
84
|
39
|
27
|
26
|
27
|
17
|
28
|
19
|
24
|
27
|
41
|
45
|
38
|
70
|
38
|
35
|
60
|
75
|
26
|
31
|
57
|
44
|
57
|
36
|
35
|
66
|
75
|
60
|
45
|
|
|
2026/05
|
65
|
43
|
22
|
43
|
61
|
57
|
26
|
43
|
66
|
50
|
56
|
68
|
90
|
109
|
66
|
49
|
29
|
24
|
40
|
36
|
34
|
33
|
35
|
73
|
42
|
28
|
44
|
29
|
36
|
57
|
69
|
|
2026/04
|
47
|
81
|
95
|
57
|
38
|
25
|
36
|
81
|
63
|
48
|
51
|
77
|
82
|
81
|
102
|
97
|
62
|
116
|
77
|
89
|
71
|
66
|
62
|
66
|
68
|
51
|
33
|
32
|
27
|
53
|
|
|
2026/03
|
94
|
120
|
107
|
74
|
73
|
35
|
79
|
71
|
32
|
100
|
56
|
95
|
90
|
52
|
64
|
64
|
152
|
30
|
58
|
62
|
75
|
71
|
112
|
146
|
177
|
169
|
34
|
84
|
71
|
25
|
59
|
|
2026/02
|
44
|
32
|
73
|
83
|
35
|
19
|
20
|
36
|
77
|
80
|
47
|
70
|
86
|
66
|
25
|
27
|
61
|
29
|
62
|
78
|
140
|
36
|
34
|
64
|
105
|
85
|
38
|
68
|
|||
|
2026/01
|
29
|
44
|
55
|
59
|
47
|
38
|
30
|
59
|
76
|
33
|
35
|
57
|
38
|
65
|
107
|
46
|
30
|
40
|
17
|
21
|
26
|
39
|
49
|
42
|
39
|
70
|
34
|
67
|
74
|
116
|
95
|
|
2025/12
|
23
|
17
|
35
|
31
|
55
|
86
|
48
|
34
|
58
|
75
|
56
|
43
|
30
|
45
|
61
|
52
|
104
|
181
|
129
|
16
|
35
|
66
|
43
|
24
|
25
|
50
|
66
|
90
|
33
|
23
|
22
|
|
2025/11
|
30
|
22
|
59
|
78
|
166
|
175
|
84
|
62
|
27
|
43
|
77
|
91
|
30
|
61
|
79
|
24
|
16
|
26
|
56
|
32
|
73
|
67
|
86
|
48
|
34
|
68
|
30
|
68
|
92
|
91
|
|
|
2025/10
|
47
|
49
|
44
|
47
|
44
|
19
|
45
|
23
|
8
|
12
|
17
|
37
|
51
|
45
|
71
|
68
|
25
|
12
|
15
|
21
|
31
|
49
|
71
|
95
|
135
|
25
|
39
|
98
|
182
|
142
|
56
|
|
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