Air Quality
Excellent
No health implications.
5
PM2.5
8
PM10
28
O3
0.6
CO
8
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Oct
21
Excellent
Wed
22 Oct
29
Excellent
Thu
23 Oct
26
Excellent
Fri
24 Oct
32
Excellent
Sat
25 Oct
26
Excellent
Sun
26 Oct
28
Excellent
Mon
27 Oct
41
Excellent
Qixingguan Air quality rank
Air quality in the last 12 months (Qixingguan)
|
2025/08
|
36
|
36
|
42
|
52
|
40
|
22
|
22
|
29
|
31
|
28
|
14
|
24
|
25
|
27
|
24
|
19
|
19
|
26
|
30
|
20
|
20
|
13
|
16
|
20
|
19
|
18
|
17
|
25
|
27
|
23
|
22
|
|
2025/07
|
22
|
9
|
11
|
12
|
20
|
24
|
26
|
28
|
15
|
17
|
15
|
19
|
31
|
31
|
30
|
34
|
41
|
35
|
25
|
18
|
11
|
9
|
9
|
12
|
16
|
18
|
20
|
25
|
34
|
35
|
32
|
|
2025/06
|
14
|
10
|
22
|
28
|
37
|
64
|
52
|
35
|
35
|
27
|
35
|
39
|
42
|
40
|
22
|
29
|
42
|
22
|
12
|
25
|
25
|
21
|
35
|
38
|
12
|
12
|
23
|
25
|
22
|
20
|
|
|
2025/05
|
43
|
43
|
57
|
52
|
42
|
21
|
44
|
16
|
32
|
24
|
30
|
39
|
60
|
37
|
57
|
54
|
39
|
43
|
37
|
38
|
45
|
37
|
45
|
51
|
42
|
35
|
18
|
10
|
24
|
26
|
17
|
|
2025/04
|
20
|
36
|
55
|
60
|
52
|
36
|
31
|
52
|
64
|
83
|
70
|
151
|
150
|
86
|
75
|
75
|
39
|
43
|
21
|
36
|
35
|
22
|
62
|
23
|
32
|
37
|
12
|
27
|
33
|
16
|
|
|
2025/03
|
97
|
136
|
43
|
33
|
16
|
15
|
33
|
30
|
19
|
43
|
51
|
29
|
47
|
17
|
10
|
18
|
7
|
16
|
28
|
42
|
47
|
47
|
41
|
51
|
52
|
48
|
50
|
125
|
22
|
18
|
21
|
|
2025/02
|
18
|
13
|
14
|
52
|
41
|
10
|
19
|
40
|
60
|
35
|
47
|
41
|
15
|
15
|
36
|
51
|
34
|
28
|
29
|
16
|
21
|
16
|
22
|
28
|
16
|
42
|
58
|
91
|
|||
|
2025/01
|
95
|
78
|
103
|
54
|
60
|
97
|
16
|
17
|
34
|
27
|
29
|
61
|
69
|
46
|
57
|
59
|
100
|
32
|
63
|
72
|
112
|
73
|
74
|
30
|
14
|
37
|
65
|
66
|
94
|
91
|
22
|
|
2024/12
|
108
|
122
|
51
|
49
|
35
|
40
|
42
|
38
|
21
|
8
|
26
|
16
|
12
|
21
|
26
|
48
|
36
|
61
|
54
|
50
|
25
|
26
|
41
|
21
|
16
|
23
|
35
|
56
|
56
|
29
|
49
|
|
2024/11
|
15
|
23
|
60
|
24
|
23
|
55
|
78
|
72
|
48
|
59
|
67
|
53
|
30
|
32
|
67
|
55
|
20
|
11
|
11
|
13
|
21
|
32
|
34
|
19
|
10
|
18
|
15
|
23
|
45
|
79
|
|
|
2024/10
|
10
|
20
|
24
|
48
|
61
|
20
|
29
|
30
|
28
|
30
|
53
|
22
|
12
|
21
|
26
|
37
|
25
|
36
|
21
|
24
|
25
|
10
|
31
|
52
|
49
|
43
|
20
|
43
|
63
|
59
|
55
|
|
2024/09
|
28
|
30
|
17
|
28
|
28
|
35
|
30
|
18
|
20
|
26
|
24
|
25
|
26
|
35
|
43
|
48
|
26
|
27
|
30
|
34
|
20
|
20
|
35
|
37
|
58
|
67
|
46
|
45
|
36
|
10
|
|
|
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