Air Quality
Excellent
No health implications.
11
PM2.5
15
PM10
10
O3
1.0
CO
8
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
60
Good
Fri
30 Jan
31
Excellent
Sat
31 Jan
41
Excellent
Sun
1 Feb
37
Excellent
Mon
2 Feb
33
Excellent
Tue
3 Feb
16
Excellent
Wed
4 Feb
21
Excellent
Qixingguan Air quality rank
Air quality in the last 12 months (Qixingguan)
|
2025/12
|
121
|
118
|
89
|
32
|
53
|
97
|
41
|
88
|
56
|
36
|
102
|
60
|
34
|
68
|
55
|
47
|
45
|
104
|
112
|
38
|
67
|
66
|
30
|
38
|
60
|
84
|
81
|
102
|
70
|
44
|
25
|
|
2025/11
|
17
|
20
|
12
|
23
|
38
|
37
|
18
|
15
|
13
|
12
|
16
|
19
|
21
|
54
|
27
|
58
|
18
|
15
|
28
|
36
|
54
|
70
|
37
|
37
|
68
|
90
|
82
|
105
|
166
|
156
|
|
|
2025/10
|
12
|
20
|
32
|
26
|
29
|
26
|
14
|
11
|
17
|
26
|
32
|
28
|
26
|
43
|
34
|
30
|
18
|
12
|
14
|
13
|
9
|
21
|
28
|
53
|
13
|
18
|
19
|
46
|
35
|
21
|
23
|
|
2025/09
|
25
|
26
|
27
|
36
|
38
|
28
|
48
|
13
|
25
|
23
|
28
|
26
|
15
|
26
|
30
|
24
|
19
|
16
|
20
|
36
|
36
|
18
|
15
|
16
|
19
|
17
|
20
|
20
|
23
|
19
|
|
|
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
|
|
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