Air Quality
Excellent
No health implications.
8
PM2.5
50
PM10
73
O3
0.3
CO
9
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Dec
59
Good
Sat
20 Dec
63
Good
Sun
21 Dec
72
Good
Mon
22 Dec
75
Good
Tue
23 Dec
58
Good
Wed
24 Dec
47
Excellent
Thu
25 Dec
44
Excellent
Air quality in the last 12 months (Zhidoi)
|
2025/11
|
18
|
24
|
24
|
26
|
39
|
36
|
83
|
52
|
35
|
35
|
37
|
34
|
29
|
34
|
32
|
28
|
39
|
33
|
35
|
33
|
36
|
27
|
30
|
47
|
39
|
30
|
34
|
43
|
39
|
30
|
|
|
2025/10
|
20
|
27
|
25
|
20
|
30
|
25
|
31
|
26
|
23
|
31
|
24
|
23
|
26
|
33
|
33
|
38
|
30
|
30
|
26
|
25
|
28
|
29
|
29
|
22
|
22
|
22
|
26
|
31
|
17
|
23
|
20
|
|
2025/09
|
33
|
31
|
36
|
26
|
28
|
38
|
31
|
32
|
25
|
22
|
22
|
32
|
31
|
29
|
21
|
27
|
19
|
23
|
25
|
20
|
17
|
18
|
32
|
29
|
25
|
24
|
33
|
24
|
26
|
31
|
|
|
2025/08
|
24
|
18
|
17
|
21
|
29
|
22
|
22
|
19
|
15
|
21
|
36
|
29
|
33
|
31
|
25
|
29
|
27
|
21
|
43
|
55
|
15
|
15
|
18
|
23
|
17
|
18
|
15
|
15
|
17
|
19
|
30
|
|
2025/07
|
24
|
19
|
20
|
17
|
20
|
26
|
39
|
35
|
28
|
32
|
29
|
20
|
16
|
27
|
26
|
23
|
20
|
23
|
21
|
17
|
18
|
23
|
17
|
18
|
21
|
16
|
17
|
17
|
20
|
26
|
45
|
|
2025/06
|
15
|
16
|
14
|
15
|
14
|
14
|
12
|
16
|
23
|
23
|
28
|
30
|
31
|
40
|
33
|
29
|
20
|
16
|
14
|
15
|
24
|
32
|
26
|
24
|
24
|
27
|
38
|
29
|
33
|
40
|
|
|
2025/05
|
36
|
36
|
25
|
53
|
33
|
30
|
60
|
67
|
46
|
32
|
31
|
40
|
34
|
53
|
19
|
17
|
18
|
27
|
35
|
31
|
68
|
58
|
61
|
53
|
34
|
26
|
28
|
34
|
46
|
24
|
18
|
|
2025/04
|
66
|
73
|
36
|
44
|
43
|
46
|
48
|
46
|
33
|
39
|
22
|
19
|
26
|
33
|
47
|
53
|
59
|
73
|
58
|
70
|
66
|
57
|
39
|
30
|
24
|
19
|
25
|
29
|
31
|
31
|
|
|
2025/03
|
40
|
48
|
40
|
62
|
66
|
84
|
73
|
32
|
21
|
37
|
29
|
24
|
28
|
36
|
27
|
30
|
35
|
42
|
39
|
24
|
30
|
46
|
55
|
37
|
30
|
90
|
74
|
56
|
63
|
246
|
87
|
|
2025/02
|
43
|
42
|
33
|
42
|
39
|
44
|
42
|
31
|
27
|
30
|
35
|
43
|
34
|
36
|
38
|
34
|
28
|
28
|
35
|
30
|
25
|
35
|
29
|
37
|
41
|
37
|
42
|
46
|
|||
|
2025/01
|
36
|
26
|
31
|
31
|
35
|
34
|
38
|
29
|
25
|
38
|
33
|
31
|
23
|
22
|
23
|
25
|
39
|
39
|
32
|
43
|
31
|
31
|
44
|
54
|
64
|
54
|
44
|
49
|
52
|
37
|
37
|
|
2024/12
|
30
|
39
|
38
|
48
|
38
|
38
|
37
|
37
|
30
|
51
|
53
|
60
|
57
|
38
|
27
|
38
|
51
|
45
|
37
|
36
|
31
|
27
|
30
|
33
|
29
|
23
|
26
|
31
|
34
|
27
|
29
|
|
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