Air Quality
Excellent
No health implications.
17
PM2.5
20
PM10
80
O3
0.6
CO
13
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Apr
71
Good
Fri
19 Apr
71
Good
Sat
20 Apr
52
Good
Sun
21 Apr
51
Good
Mon
22 Apr
53
Good
Tue
23 Apr
54
Good
Wed
24 Apr
55
Good
Air quality in the last 12 months (Qixingguan)
|
2024/02
|
46
|
45
|
26
|
27
|
23
|
18
|
15
|
23
|
64
|
144
|
59
|
67
|
73
|
85
|
42
|
56
|
65
|
29
|
67
|
41
|
115
|
22
|
12
|
17
|
20
|
21
|
40
|
29
|
28
|
||
|
2024/01
|
53
|
26
|
45
|
58
|
47
|
75
|
67
|
38
|
50
|
60
|
37
|
70
|
83
|
89
|
69
|
57
|
41
|
44
|
40
|
64
|
35
|
25
|
49
|
25
|
29
|
26
|
24
|
45
|
71
|
57
|
45
|
|
2023/12
|
28
|
16
|
18
|
24
|
54
|
51
|
65
|
90
|
128
|
87
|
36
|
67
|
36
|
30
|
63
|
36
|
28
|
18
|
33
|
54
|
48
|
48
|
63
|
41
|
83
|
120
|
144
|
134
|
50
|
81
|
100
|
|
2023/11
|
87
|
79
|
63
|
43
|
40
|
46
|
70
|
76
|
52
|
65
|
40
|
24
|
26
|
31
|
13
|
42
|
67
|
54
|
49
|
74
|
82
|
51
|
93
|
97
|
53
|
45
|
67
|
71
|
55
|
45
|
|
|
2023/10
|
34
|
27
|
27
|
22
|
20
|
16
|
20
|
18
|
21
|
23
|
33
|
28
|
17
|
23
|
38
|
42
|
42
|
48
|
22
|
34
|
40
|
49
|
63
|
44
|
37
|
34
|
25
|
27
|
31
|
50
|
66
|
|
2023/09
|
34
|
49
|
45
|
45
|
39
|
41
|
39
|
40
|
46
|
42
|
37
|
27
|
29
|
30
|
45
|
56
|
44
|
30
|
34
|
26
|
22
|
21
|
19
|
20
|
18
|
23
|
30
|
23
|
27
|
28
|
|
|
2023/08
|
25
|
24
|
31
|
29
|
29
|
25
|
19
|
25
|
27
|
29
|
34
|
32
|
28
|
36
|
37
|
36
|
36
|
43
|
41
|
50
|
41
|
35
|
39
|
23
|
17
|
19
|
30
|
48
|
59
|
27
|
32
|
|
2023/07
|
35
|
25
|
29
|
30
|
30
|
34
|
39
|
29
|
25
|
24
|
24
|
22
|
25
|
30
|
39
|
37
|
35
|
35
|
18
|
20
|
25
|
25
|
31
|
24
|
31
|
26
|
26
|
22
|
20
|
29
|
26
|
|
2023/06
|
32
|
20
|
24
|
22
|
24
|
37
|
50
|
38
|
36
|
33
|
35
|
36
|
42
|
39
|
40
|
25
|
27
|
26
|
32
|
47
|
36
|
32
|
30
|
33
|
38
|
43
|
39
|
33
|
31
|
32
|
|
|
2023/05
|
61
|
52
|
48
|
64
|
71
|
38
|
27
|
34
|
17
|
18
|
23
|
31
|
37
|
42
|
53
|
49
|
56
|
48
|
66
|
37
|
48
|
30
|
46
|
67
|
62
|
41
|
47
|
36
|
45
|
66
|
41
|
|
2023/04
|
38
|
47
|
48
|
49
|
38
|
27
|
40
|
53
|
70
|
59
|
57
|
67
|
78
|
43
|
39
|
63
|
76
|
47
|
44
|
40
|
60
|
38
|
17
|
24
|
33
|
52
|
48
|
45
|
47
|
49
|
|
|
2023/03
|
50
|
52
|
30
|
51
|
69
|
83
|
87
|
42
|
46
|
63
|
53
|
29
|
26
|
46
|
77
|
70
|
50
|
37
|
29
|
45
|
49
|
48
|
51
|
22
|
26
|
31
|
23
|
24
|
24
|
33
|
49
|
|
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