Air Quality
Excellent
No health implications.
11
PM2.5
21
PM10
32
O3
1.1
CO
7
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Mar
53
Good
Sat
21 Mar
50
Excellent
Sun
22 Mar
49
Excellent
Mon
23 Mar
45
Excellent
Tue
24 Mar
51
Good
Wed
25 Mar
59
Good
Thu
26 Mar
49
Excellent
Air quality in the last 12 months (Yizhang)
|
2026/02
|
41
|
44
|
59
|
66
|
93
|
103
|
76
|
54
|
58
|
62
|
35
|
47
|
68
|
62
|
39
|
32
|
47
|
59
|
56
|
35
|
50
|
53
|
48
|
34
|
37
|
32
|
17
|
30
|
|||
|
2026/01
|
32
|
35
|
50
|
67
|
39
|
60
|
54
|
51
|
49
|
54
|
64
|
65
|
73
|
64
|
68
|
73
|
111
|
90
|
70
|
18
|
28
|
39
|
62
|
63
|
75
|
71
|
70
|
72
|
60
|
56
|
24
|
|
2025/12
|
67
|
94
|
90
|
87
|
77
|
84
|
84
|
86
|
88
|
83
|
75
|
82
|
20
|
34
|
47
|
48
|
59
|
79
|
60
|
56
|
114
|
111
|
86
|
26
|
55
|
52
|
54
|
56
|
61
|
80
|
109
|
|
2025/11
|
43
|
43
|
21
|
13
|
25
|
29
|
41
|
24
|
10
|
13
|
20
|
43
|
37
|
48
|
50
|
53
|
65
|
21
|
32
|
40
|
47
|
52
|
61
|
61
|
48
|
59
|
63
|
67
|
60
|
57
|
|
|
2025/10
|
52
|
29
|
28
|
42
|
30
|
15
|
24
|
38
|
34
|
38
|
41
|
35
|
62
|
42
|
58
|
54
|
52
|
36
|
13
|
10
|
11
|
20
|
36
|
43
|
49
|
70
|
69
|
74
|
76
|
86
|
49
|
|
2025/09
|
25
|
32
|
32
|
33
|
38
|
37
|
59
|
35
|
12
|
15
|
17
|
20
|
27
|
31
|
34
|
21
|
24
|
42
|
42
|
17
|
17
|
18
|
18
|
10
|
18
|
21
|
27
|
42
|
39
|
46
|
|
|
2025/08
|
29
|
20
|
16
|
20
|
15
|
11
|
15
|
18
|
30
|
38
|
35
|
33
|
33
|
29
|
9
|
19
|
24
|
16
|
13
|
16
|
18
|
23
|
30
|
25
|
24
|
22
|
26
|
27
|
27
|
23
|
24
|
|
2025/07
|
11
|
18
|
22
|
36
|
40
|
38
|
35
|
36
|
38
|
25
|
20
|
25
|
28
|
28
|
27
|
33
|
35
|
36
|
34
|
19
|
15
|
19
|
16
|
26
|
31
|
34
|
32
|
24
|
26
|
26
|
26
|
|
2025/06
|
21
|
20
|
34
|
45
|
42
|
38
|
28
|
28
|
41
|
37
|
35
|
28
|
34
|
15
|
14
|
21
|
10
|
8
|
14
|
15
|
16
|
23
|
25
|
37
|
31
|
21
|
18
|
13
|
16
|
19
|
|
|
2025/05
|
59
|
55
|
44
|
38
|
22
|
37
|
56
|
31
|
25
|
52
|
44
|
44
|
45
|
46
|
42
|
40
|
22
|
17
|
16
|
17
|
22
|
22
|
28
|
46
|
61
|
55
|
47
|
37
|
18
|
26
|
16
|
|
2025/04
|
50
|
53
|
56
|
71
|
83
|
80
|
68
|
67
|
77
|
38
|
52
|
145
|
199
|
129
|
87
|
78
|
86
|
67
|
30
|
25
|
34
|
30
|
51
|
36
|
25
|
30
|
26
|
29
|
53
|
58
|
|
|
2025/03
|
35
|
34
|
35
|
17
|
17
|
23
|
55
|
57
|
56
|
68
|
58
|
57
|
47
|
34
|
17
|
37
|
49
|
38
|
46
|
49
|
51
|
58
|
68
|
82
|
82
|
67
|
54
|
60
|
27
|
18
|
33
|
|
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