Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
41
O3
0.3
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Dec
58
Good
Tue
9 Dec
100
Good
Wed
10 Dec
121
Light
Thu
11 Dec
68
Good
Fri
12 Dec
59
Good
Sat
13 Dec
35
Excellent
Sun
14 Dec
40
Excellent
Air quality in the last 12 months (Shunyi)
|
2025/11
|
26
|
17
|
57
|
70
|
168
|
168
|
90
|
56
|
26
|
39
|
78
|
75
|
18
|
53
|
68
|
26
|
16
|
22
|
40
|
25
|
50
|
53
|
84
|
51
|
32
|
63
|
28
|
71
|
93
|
86
|
|
|
2025/10
|
39
|
50
|
39
|
45
|
40
|
20
|
42
|
21
|
8
|
13
|
19
|
36
|
49
|
50
|
60
|
73
|
29
|
10
|
16
|
16
|
21
|
46
|
61
|
93
|
119
|
28
|
32
|
102
|
186
|
128
|
54
|
|
2025/09
|
19
|
41
|
46
|
60
|
54
|
20
|
27
|
23
|
50
|
34
|
53
|
65
|
55
|
25
|
17
|
17
|
12
|
18
|
30
|
33
|
44
|
36
|
36
|
55
|
36
|
43
|
48
|
33
|
21
|
33
|
|
|
2025/08
|
47
|
54
|
22
|
37
|
24
|
32
|
20
|
33
|
10
|
25
|
38
|
38
|
19
|
26
|
43
|
18
|
35
|
39
|
22
|
22
|
32
|
19
|
23
|
15
|
24
|
25
|
20
|
13
|
38
|
33
|
24
|
|
2025/07
|
25
|
31
|
20
|
33
|
18
|
10
|
33
|
36
|
42
|
24
|
48
|
48
|
13
|
33
|
47
|
29
|
14
|
33
|
52
|
18
|
25
|
47
|
36
|
23
|
24
|
43
|
41
|
18
|
8
|
14
|
34
|
|
2025/06
|
59
|
16
|
12
|
24
|
53
|
31
|
27
|
48
|
43
|
31
|
51
|
67
|
61
|
50
|
16
|
13
|
38
|
67
|
39
|
22
|
15
|
33
|
49
|
55
|
61
|
60
|
70
|
49
|
68
|
45
|
|
|
2025/05
|
36
|
38
|
21
|
46
|
52
|
17
|
74
|
95
|
28
|
38
|
57
|
69
|
79
|
25
|
44
|
77
|
36
|
41
|
54
|
87
|
75
|
65
|
45
|
30
|
52
|
55
|
33
|
53
|
63
|
75
|
72
|
|
2025/04
|
38
|
17
|
61
|
60
|
18
|
66
|
53
|
35
|
53
|
80
|
111
|
106
|
80
|
50
|
53
|
93
|
57
|
17
|
33
|
68
|
73
|
28
|
50
|
29
|
51
|
84
|
29
|
56
|
62
|
44
|
|
|
2025/03
|
201
|
67
|
38
|
50
|
72
|
17
|
76
|
104
|
157
|
135
|
200
|
69
|
86
|
68
|
48
|
18
|
22
|
29
|
33
|
26
|
30
|
52
|
118
|
72
|
48
|
76
|
41
|
26
|
20
|
43
|
61
|
|
2025/02
|
77
|
55
|
8
|
15
|
22
|
40
|
23
|
13
|
14
|
61
|
116
|
23
|
73
|
55
|
80
|
27
|
16
|
22
|
14
|
16
|
13
|
15
|
15
|
35
|
44
|
47
|
102
|
131
|
|||
|
2025/01
|
41
|
20
|
35
|
51
|
43
|
15
|
15
|
15
|
13
|
17
|
23
|
26
|
43
|
21
|
29
|
49
|
62
|
69
|
35
|
52
|
34
|
55
|
88
|
114
|
158
|
106
|
19
|
20
|
83
|
40
|
72
|
|
2024/12
|
47
|
11
|
37
|
23
|
22
|
26
|
14
|
23
|
35
|
27
|
33
|
60
|
22
|
27
|
32
|
29
|
15
|
16
|
50
|
40
|
15
|
23
|
26
|
64
|
68
|
24
|
19
|
38
|
62
|
61
|
39
|
|
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