Air Quality
Excellent
No health implications.
8
PM2.5
23
PM10
87
O3
0.2
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
46
Excellent
Sat
22 Mar
56
Good
Sun
23 Mar
85
Good
Mon
24 Mar
69
Good
Tue
25 Mar
81
Good
Wed
26 Mar
46
Excellent
Thu
27 Mar
23
Excellent
Air quality in the last 12 months (Shunyi)
|
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
|
|
2024/11
|
129
|
115
|
60
|
9
|
39
|
47
|
92
|
150
|
153
|
119
|
67
|
79
|
65
|
51
|
70
|
40
|
26
|
43
|
57
|
63
|
27
|
36
|
50
|
89
|
48
|
8
|
15
|
16
|
26
|
40
|
|
|
2024/10
|
9
|
12
|
30
|
67
|
82
|
76
|
16
|
22
|
83
|
13
|
47
|
86
|
113
|
127
|
42
|
47
|
56
|
29
|
10
|
35
|
56
|
20
|
43
|
71
|
144
|
186
|
34
|
39
|
101
|
69
|
92
|
|
2024/09
|
19
|
12
|
38
|
57
|
17
|
18
|
18
|
23
|
59
|
11
|
18
|
22
|
31
|
23
|
27
|
33
|
20
|
37
|
52
|
28
|
6
|
12
|
37
|
57
|
37
|
26
|
48
|
48
|
61
|
8
|
|
|
2024/08
|
12
|
36
|
30
|
27
|
13
|
53
|
53
|
33
|
47
|
15
|
16
|
7
|
11
|
24
|
39
|
42
|
32
|
21
|
18
|
12
|
15
|
22
|
38
|
27
|
31
|
15
|
16
|
30
|
39
|
45
|
49
|
|
2024/07
|
25
|
32
|
30
|
56
|
85
|
38
|
34
|
33
|
60
|
69
|
78
|
34
|
53
|
78
|
60
|
42
|
16
|
25
|
46
|
29
|
46
|
23
|
58
|
52
|
22
|
18
|
27
|
26
|
43
|
10
|
22
|
|
2024/06
|
33
|
40
|
49
|
55
|
62
|
63
|
47
|
37
|
38
|
54
|
37
|
45
|
52
|
36
|
29
|
47
|
60
|
65
|
90
|
72
|
51
|
99
|
114
|
18
|
33
|
61
|
64
|
60
|
63
|
33
|
|
|
2024/05
|
45
|
62
|
58
|
68
|
95
|
56
|
50
|
72
|
70
|
110
|
161
|
38
|
49
|
57
|
30
|
60
|
67
|
76
|
67
|
26
|
40
|
88
|
67
|
36
|
24
|
18
|
38
|
53
|
65
|
37
|
12
|
|
2024/04
|
88
|
84
|
70
|
71
|
68
|
86
|
46
|
90
|
62
|
66
|
112
|
155
|
87
|
59
|
85
|
55
|
89
|
82
|
65
|
44
|
86
|
82
|
15
|
51
|
96
|
101
|
85
|
28
|
16
|
25
|
|
|
2024/03
|
30
|
69
|
49
|
54
|
73
|
37
|
53
|
15
|
60
|
114
|
75
|
38
|
60
|
53
|
113
|
119
|
38
|
119
|
77
|
50
|
84
|
57
|
83
|
86
|
85
|
105
|
137
|
188
|
94
|
40
|
84
|
|
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