Air Quality
Excellent
No health implications.
24
PM2.5
43
PM10
33
O3
0.6
CO
7
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Dec
58
Good
Fri
12 Dec
63
Good
Sat
13 Dec
84
Good
Sun
14 Dec
65
Good
Mon
15 Dec
80
Good
Tue
16 Dec
60
Good
Wed
17 Dec
44
Excellent
Qiezihe Air quality rank
Air quality in the last 12 months (Qiezihe)
|
2025/11
|
86
|
65
|
42
|
56
|
85
|
79
|
56
|
114
|
20
|
17
|
38
|
42
|
53
|
48
|
57
|
60
|
45
|
40
|
60
|
29
|
71
|
77
|
51
|
129
|
40
|
39
|
75
|
102
|
56
|
51
|
|
|
2025/10
|
18
|
24
|
35
|
38
|
25
|
27
|
36
|
32
|
37
|
35
|
37
|
39
|
43
|
61
|
57
|
82
|
47
|
14
|
16
|
23
|
24
|
40
|
56
|
83
|
83
|
247
|
77
|
47
|
107
|
47
|
40
|
|
2025/09
|
17
|
22
|
27
|
27
|
27
|
13
|
30
|
36
|
28
|
22
|
20
|
41
|
32
|
32
|
32
|
17
|
18
|
28
|
36
|
26
|
31
|
23
|
41
|
21
|
16
|
12
|
26
|
31
|
36
|
44
|
|
|
2025/08
|
18
|
21
|
13
|
14
|
19
|
14
|
13
|
16
|
22
|
24
|
13
|
16
|
23
|
24
|
26
|
11
|
15
|
21
|
14
|
12
|
17
|
12
|
14
|
16
|
12
|
11
|
16
|
22
|
13
|
18
|
24
|
|
2025/07
|
13
|
12
|
18
|
17
|
32
|
13
|
16
|
16
|
17
|
18
|
30
|
24
|
14
|
15
|
12
|
12
|
17
|
14
|
20
|
27
|
22
|
23
|
23
|
31
|
26
|
13
|
24
|
17
|
19
|
14
|
18
|
|
2025/06
|
34
|
24
|
10
|
11
|
13
|
16
|
13
|
20
|
16
|
14
|
13
|
20
|
13
|
15
|
16
|
13
|
13
|
14
|
19
|
12
|
12
|
12
|
22
|
28
|
28
|
32
|
30
|
40
|
18
|
14
|
|
|
2025/05
|
34
|
33
|
26
|
19
|
20
|
28
|
31
|
27
|
24
|
29
|
35
|
44
|
20
|
19
|
13
|
28
|
24
|
13
|
18
|
23
|
20
|
19
|
14
|
11
|
16
|
22
|
26
|
44
|
37
|
43
|
37
|
|
2025/04
|
49
|
41
|
62
|
56
|
45
|
17
|
31
|
53
|
60
|
111
|
138
|
96
|
32
|
26
|
26
|
29
|
52
|
45
|
24
|
54
|
80
|
34
|
27
|
26
|
36
|
15
|
31
|
40
|
32
|
36
|
|
|
2025/03
|
15
|
15
|
27
|
37
|
28
|
37
|
34
|
40
|
55
|
60
|
71
|
55
|
21
|
20
|
24
|
24
|
33
|
35
|
39
|
74
|
65
|
14
|
22
|
45
|
34
|
65
|
20
|
21
|
27
|
20
|
40
|
|
2025/02
|
70
|
90
|
87
|
59
|
32
|
34
|
56
|
50
|
43
|
57
|
66
|
71
|
33
|
38
|
48
|
37
|
20
|
26
|
24
|
47
|
41
|
34
|
31
|
35
|
50
|
27
|
46
|
60
|
|||
|
2025/01
|
91
|
105
|
83
|
79
|
102
|
107
|
83
|
61
|
45
|
54
|
86
|
111
|
94
|
76
|
62
|
47
|
74
|
55
|
108
|
175
|
112
|
184
|
145
|
131
|
129
|
119
|
57
|
91
|
70
|
45
|
53
|
|
2024/12
|
36
|
22
|
24
|
20
|
20
|
30
|
29
|
34
|
45
|
54
|
38
|
39
|
43
|
42
|
29
|
38
|
37
|
41
|
39
|
75
|
88
|
78
|
61
|
45
|
61
|
45
|
30
|
49
|
41
|
37
|
73
|
|
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