Air Quality
Excellent
No health implications.
12
PM2.5
23
PM10
31
O3
0.4
CO
6
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Dec
63
Good
Sat
6 Dec
56
Good
Sun
7 Dec
86
Good
Mon
8 Dec
57
Good
Tue
9 Dec
87
Good
Wed
10 Dec
62
Good
Thu
11 Dec
35
Excellent
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