Air Quality
Excellent
No health implications.
15
PM2.5
28
PM10
115
O3
0.5
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
69
Good
Wed
27 May
83
Good
Thu
28 May
56
Good
Fri
29 May
70
Good
Sat
30 May
97
Good
Sun
31 May
121
Light
Mon
1 Jun
45
Excellent
Air quality in the last 12 months (Shunyi)
|
2026/04
|
47
|
78
|
105
|
62
|
42
|
27
|
32
|
73
|
69
|
47
|
49
|
77
|
88
|
79
|
106
|
95
|
64
|
106
|
74
|
97
|
68
|
63
|
61
|
66
|
74
|
53
|
38
|
40
|
30
|
50
|
|
|
2026/03
|
104
|
117
|
106
|
56
|
73
|
38
|
79
|
66
|
28
|
86
|
59
|
97
|
83
|
43
|
58
|
69
|
147
|
35
|
48
|
54
|
89
|
88
|
116
|
146
|
165
|
153
|
34
|
80
|
68
|
27
|
54
|
|
2026/02
|
29
|
21
|
62
|
82
|
50
|
10
|
12
|
25
|
84
|
86
|
27
|
64
|
68
|
65
|
13
|
18
|
57
|
31
|
53
|
76
|
152
|
34
|
31
|
70
|
107
|
75
|
38
|
81
|
|||
|
2026/01
|
19
|
28
|
37
|
52
|
31
|
35
|
20
|
47
|
78
|
25
|
28
|
54
|
30
|
63
|
93
|
55
|
26
|
35
|
17
|
18
|
19
|
30
|
30
|
33
|
40
|
57
|
33
|
62
|
67
|
114
|
77
|
|
2025/12
|
25
|
20
|
29
|
31
|
49
|
79
|
47
|
28
|
56
|
69
|
48
|
45
|
35
|
41
|
69
|
49
|
85
|
181
|
151
|
17
|
29
|
67
|
53
|
20
|
21
|
51
|
59
|
110
|
26
|
21
|
20
|
|
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
|
|
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