No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
11 May
Tue
12 May
Wed
13 May
Thu
14 May
Fri
15 May
Sat
16 May
Sun
17 May
光明街小学
329
PM2.5
29
PM10
101
O3
0.4
CO
4
SO2
12
NO2
北京八中
323
PM2.5
32
PM10
100
O3
1.0
CO
11
SO2
22
NO2
市委党校
457
PM2.5
45
PM10
108
O3
0.7
CO
10
SO2
15
NO2
|
2026/04
|
28
|
43
|
66
|
87
|
40
|
28
|
38
|
68
|
61
|
33
|
39
|
40
|
39
|
57
|
63
|
48
|
72
|
57
|
199
|
59
|
50
|
44
|
58
|
54
|
49
|
65
|
55
|
30
|
36
|
50
|
|
|
2026/03
|
78
|
75
|
63
|
52
|
41
|
29
|
45
|
43
|
29
|
39
|
31
|
62
|
51
|
29
|
46
|
57
|
66
|
31
|
45
|
60
|
78
|
34
|
48
|
72
|
55
|
40
|
32
|
48
|
37
|
34
|
34
|
|
2026/02
|
29
|
23
|
40
|
58
|
25
|
20
|
29
|
34
|
40
|
46
|
47
|
60
|
62
|
40
|
36
|
43
|
243
|
40
|
57
|
124
|
217
|
31
|
42
|
50
|
63
|
36
|
65
|
73
|
|||
|
2026/01
|
82
|
41
|
53
|
29
|
28
|
38
|
38
|
63
|
78
|
35
|
36
|
44
|
50
|
92
|
93
|
27
|
47
|
34
|
23
|
28
|
32
|
44
|
48
|
48
|
68
|
70
|
51
|
58
|
43
|
40
|
30
|
|
2025/12
|
31
|
24
|
30
|
29
|
45
|
60
|
42
|
33
|
49
|
49
|
26
|
52
|
40
|
68
|
67
|
58
|
44
|
49
|
43
|
25
|
40
|
57
|
32
|
35
|
23
|
46
|
52
|
46
|
30
|
26
|
33
|
|
2025/11
|
22
|
25
|
51
|
59
|
56
|
69
|
54
|
57
|
44
|
37
|
54
|
45
|
32
|
48
|
59
|
25
|
20
|
25
|
44
|
58
|
59
|
60
|
102
|
38
|
48
|
96
|
54
|
103
|
101
|
74
|
|
|
2025/10
|
53
|
52
|
45
|
52
|
53
|
42
|
39
|
26
|
24
|
29
|
30
|
37
|
48
|
45
|
33
|
40
|
21
|
25
|
26
|
26
|
36
|
55
|
40
|
50
|
26
|
19
|
30
|
48
|
49
|
27
|
23
|
|
2025/09
|
30
|
45
|
39
|
43
|
41
|
36
|
24
|
32
|
49
|
46
|
45
|
29
|
44
|
35
|
34
|
22
|
22
|
27
|
35
|
34
|
33
|
32
|
37
|
34
|
46
|
47
|
51
|
28
|
37
|
42
|
|
|
2025/08
|
38
|
37
|
34
|
33
|
35
|
31
|
26
|
25
|
22
|
28
|
41
|
29
|
26
|
39
|
43
|
30
|
40
|
32
|
26
|
29
|
31
|
36
|
32
|
31
|
28
|
28
|
21
|
36
|
37
|
37
|
30
|
|
2025/07
|
29
|
32
|
35
|
39
|
21
|
20
|
25
|
30
|
33
|
32
|
34
|
37
|
24
|
33
|
30
|
18
|
24
|
35
|
32
|
21
|
26
|
31
|
35
|
22
|
29
|
25
|
28
|
35
|
23
|
22
|
32
|
|
2025/06
|
33
|
25
|
20
|
23
|
28
|
25
|
27
|
24
|
28
|
30
|
41
|
50
|
31
|
28
|
19
|
23
|
30
|
40
|
22
|
22
|
23
|
28
|
33
|
39
|
44
|
42
|
43
|
39
|
48
|
42
|
|
|
2025/05
|
31
|
26
|
19
|
33
|
87
|
29
|
54
|
60
|
39
|
52
|
36
|
50
|
50
|
31
|
41
|
103
|
31
|
40
|
32
|
62
|
31
|
37
|
47
|
28
|
38
|
32
|
35
|
47
|
56
|
57
|
21
|
|
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
|
*: primary pollution