Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
56
O3
0.2
CO
1
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Dec
37
Excellent
Sat
28 Dec
47
Excellent
Sun
29 Dec
81
Good
Mon
30 Dec
55
Good
Tue
31 Dec
48
Excellent
Wed
1 Jan
37
Excellent
Thu
2 Jan
43
Excellent
Air quality in the last 12 months (Yanqing)
|
2024/11
|
81
|
94
|
55
|
11
|
28
|
38
|
76
|
143
|
155
|
140
|
76
|
49
|
101
|
87
|
54
|
38
|
28
|
39
|
63
|
65
|
25
|
24
|
54
|
94
|
30
|
7
|
11
|
10
|
15
|
32
|
|
|
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
|
|
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