Air Quality
Excellent
No health implications.
5
PM2.5
11
PM10
6
O3
0.3
CO
3
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
52
Good
Sat
23 Nov
86
Good
Sun
24 Nov
131
Light
Mon
25 Nov
59
Good
Tue
26 Nov
40
Excellent
Wed
27 Nov
36
Excellent
Air quality in the last 12 months (Yanqing)
|
2024/10
|
7
|
15
|
27
|
55
|
81
|
85
|
10
|
20
|
35
|
12
|
37
|
75
|
95
|
64
|
27
|
49
|
56
|
20
|
7
|
24
|
51
|
13
|
32
|
46
|
129
|
179
|
16
|
34
|
43
|
62
|
168
|
|
2024/09
|
18
|
9
|
26
|
45
|
8
|
13
|
12
|
25
|
38
|
6
|
14
|
16
|
21
|
13
|
19
|
32
|
17
|
32
|
46
|
24
|
6
|
9
|
25
|
46
|
27
|
32
|
47
|
51
|
64
|
7
|
|
|
2024/08
|
12
|
27
|
27
|
19
|
13
|
29
|
47
|
36
|
40
|
30
|
7
|
9
|
10
|
20
|
35
|
35
|
27
|
17
|
13
|
15
|
11
|
17
|
25
|
17
|
18
|
8
|
13
|
21
|
29
|
39
|
53
|
|
2024/07
|
16
|
28
|
30
|
44
|
49
|
23
|
22
|
33
|
59
|
67
|
68
|
30
|
40
|
57
|
67
|
32
|
11
|
18
|
26
|
22
|
53
|
21
|
52
|
44
|
11
|
18
|
32
|
28
|
29
|
22
|
10
|
|
2024/06
|
21
|
26
|
35
|
47
|
55
|
50
|
16
|
28
|
27
|
17
|
25
|
33
|
38
|
16
|
19
|
27
|
48
|
56
|
54
|
68
|
36
|
129
|
140
|
18
|
27
|
56
|
63
|
51
|
58
|
34
|
|
|
2024/05
|
33
|
49
|
56
|
62
|
82
|
31
|
41
|
52
|
68
|
121
|
114
|
32
|
37
|
45
|
28
|
47
|
59
|
71
|
78
|
19
|
55
|
62
|
93
|
40
|
17
|
15
|
31
|
37
|
58
|
27
|
8
|
|
2024/04
|
78
|
94
|
72
|
74
|
62
|
43
|
42
|
79
|
57
|
50
|
72
|
149
|
84
|
68
|
63
|
46
|
69
|
69
|
62
|
43
|
62
|
82
|
17
|
43
|
90
|
88
|
80
|
25
|
13
|
22
|
|
|
2024/03
|
28
|
80
|
46
|
51
|
71
|
24
|
26
|
24
|
48
|
93
|
61
|
25
|
49
|
56
|
96
|
98
|
37
|
120
|
72
|
41
|
77
|
45
|
65
|
81
|
52
|
101
|
143
|
168
|
102
|
30
|
73
|
|
2024/02
|
21
|
46
|
71
|
64
|
65
|
39
|
25
|
34
|
52
|
49
|
47
|
77
|
111
|
61
|
24
|
54
|
84
|
78
|
32
|
21
|
22
|
22
|
31
|
43
|
47
|
67
|
76
|
63
|
27
|
||
|
2024/01
|
62
|
68
|
27
|
40
|
36
|
20
|
26
|
58
|
52
|
40
|
56
|
57
|
76
|
25
|
41
|
60
|
103
|
107
|
88
|
43
|
20
|
21
|
21
|
26
|
27
|
43
|
37
|
51
|
90
|
125
|
70
|
|
2023/12
|
26
|
43
|
46
|
79
|
84
|
132
|
112
|
108
|
63
|
54
|
39
|
61
|
70
|
68
|
22
|
20
|
30
|
70
|
35
|
20
|
21
|
38
|
49
|
48
|
61
|
68
|
42
|
77
|
111
|
119
|
26
|
|
2023/11
|
110
|
132
|
35
|
63
|
45
|
34
|
35
|
47
|
20
|
21
|
19
|
18
|
30
|
47
|
65
|
23
|
18
|
35
|
62
|
76
|
117
|
88
|
19
|
21
|
46
|
62
|
42
|
24
|
21
|
20
|
|
|
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