Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
38
O3
0.2
CO
2
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Oct
55
Good
Tue
28 Oct
84
Good
Wed
29 Oct
98
Good
Thu
30 Oct
66
Good
Fri
31 Oct
82
Good
Sat
1 Nov
38
Excellent
Sun
2 Nov
20
Excellent
Yanqing Air quality rank
Air quality in the last 12 months (Yanqing)
|
2025/08
|
38
|
53
|
16
|
38
|
18
|
17
|
17
|
22
|
13
|
16
|
26
|
23
|
14
|
29
|
42
|
13
|
24
|
33
|
16
|
14
|
19
|
17
|
20
|
16
|
18
|
21
|
12
|
20
|
31
|
35
|
25
|
|
2025/07
|
27
|
32
|
14
|
25
|
18
|
11
|
28
|
32
|
34
|
18
|
50
|
42
|
15
|
25
|
40
|
15
|
10
|
26
|
60
|
11
|
15
|
33
|
35
|
25
|
18
|
33
|
28
|
22
|
7
|
11
|
25
|
|
2025/06
|
58
|
8
|
8
|
17
|
33
|
29
|
18
|
39
|
35
|
29
|
50
|
65
|
51
|
50
|
11
|
11
|
27
|
52
|
30
|
18
|
15
|
24
|
38
|
49
|
52
|
56
|
68
|
47
|
41
|
39
|
|
|
2025/05
|
24
|
20
|
13
|
27
|
53
|
35
|
61
|
85
|
12
|
35
|
37
|
59
|
68
|
21
|
43
|
55
|
41
|
25
|
33
|
84
|
79
|
62
|
49
|
37
|
45
|
34
|
25
|
44
|
64
|
64
|
60
|
|
2025/04
|
24
|
20
|
50
|
45
|
16
|
51
|
53
|
25
|
35
|
47
|
93
|
61
|
58
|
36
|
34
|
79
|
60
|
14
|
28
|
62
|
64
|
25
|
45
|
21
|
40
|
66
|
10
|
35
|
52
|
32
|
|
|
2025/03
|
154
|
79
|
31
|
48
|
41
|
21
|
56
|
91
|
123
|
131
|
141
|
55
|
83
|
67
|
40
|
17
|
18
|
16
|
22
|
20
|
24
|
54
|
178
|
81
|
39
|
80
|
37
|
21
|
15
|
29
|
38
|
|
2025/02
|
89
|
51
|
7
|
14
|
20
|
44
|
15
|
14
|
22
|
46
|
106
|
20
|
47
|
52
|
67
|
22
|
18
|
28
|
19
|
18
|
18
|
18
|
19
|
35
|
36
|
49
|
78
|
102
|
|||
|
2025/01
|
58
|
15
|
24
|
36
|
32
|
15
|
9
|
15
|
17
|
23
|
47
|
26
|
23
|
15
|
27
|
47
|
65
|
64
|
40
|
54
|
49
|
32
|
81
|
111
|
137
|
92
|
16
|
18
|
89
|
31
|
66
|
|
2024/12
|
37
|
13
|
21
|
19
|
17
|
16
|
16
|
25
|
44
|
54
|
42
|
51
|
21
|
20
|
31
|
33
|
16
|
22
|
38
|
35
|
22
|
31
|
52
|
70
|
56
|
22
|
13
|
41
|
65
|
72
|
58
|
|
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
|
|
|
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