Air Quality
Excellent
No health implications.
7
PM2.5
18
PM10
72
O3
0.5
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
62
Good
Mon
27 Apr
58
Good
Tue
28 Apr
62
Good
Wed
29 Apr
77
Good
Thu
30 Apr
74
Good
Fri
1 May
30
Excellent
Sat
2 May
22
Excellent
Air quality in the last 12 months (Zhidoi)
|
2026/03
|
34
|
44
|
37
|
44
|
61
|
42
|
40
|
47
|
31
|
31
|
44
|
123
|
82
|
53
|
36
|
32
|
42
|
35
|
35
|
34
|
34
|
36
|
33
|
33
|
37
|
36
|
40
|
33
|
34
|
33
|
36
|
|
2026/02
|
26
|
33
|
28
|
31
|
32
|
38
|
41
|
39
|
56
|
70
|
46
|
31
|
31
|
30
|
25
|
26
|
38
|
37
|
24
|
26
|
21
|
17
|
24
|
33
|
27
|
32
|
31
|
29
|
|||
|
2026/01
|
35
|
30
|
26
|
25
|
23
|
28
|
24
|
35
|
41
|
38
|
27
|
29
|
36
|
67
|
46
|
31
|
40
|
51
|
48
|
41
|
48
|
36
|
38
|
42
|
109
|
55
|
45
|
33
|
65
|
29
|
29
|
|
2025/12
|
39
|
47
|
37
|
32
|
34
|
37
|
39
|
49
|
40
|
29
|
45
|
98
|
62
|
34
|
40
|
39
|
38
|
38
|
58
|
52
|
40
|
49
|
50
|
38
|
32
|
34
|
36
|
31
|
29
|
31
|
40
|
|
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
|
|
|
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