Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
34
O3
0.6
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
44
Excellent
Tue
19 Nov
50
Excellent
Wed
20 Nov
55
Good
Thu
21 Nov
46
Excellent
Fri
22 Nov
63
Good
Sat
23 Nov
65
Good
Air quality in the last 12 months (Yizhang)
|
2024/10
|
35
|
39
|
50
|
53
|
51
|
63
|
88
|
69
|
59
|
50
|
56
|
58
|
66
|
116
|
56
|
30
|
42
|
46
|
30
|
27
|
34
|
28
|
28
|
39
|
49
|
68
|
31
|
34
|
59
|
57
|
55
|
|
2024/09
|
31
|
30
|
32
|
34
|
41
|
30
|
19
|
22
|
20
|
32
|
36
|
57
|
43
|
42
|
30
|
33
|
53
|
50
|
51
|
39
|
32
|
28
|
43
|
43
|
41
|
44
|
44
|
43
|
46
|
43
|
|
|
2024/08
|
17
|
22
|
28
|
37
|
39
|
27
|
31
|
32
|
30
|
31
|
34
|
24
|
17
|
20
|
23
|
29
|
26
|
26
|
26
|
34
|
25
|
22
|
22
|
32
|
29
|
29
|
36
|
34
|
38
|
50
|
43
|
|
2024/07
|
21
|
24
|
20
|
21
|
22
|
23
|
22
|
18
|
23
|
21
|
21
|
21
|
20
|
24
|
25
|
16
|
16
|
18
|
18
|
20
|
19
|
20
|
19
|
29
|
46
|
39
|
19
|
11
|
11
|
15
|
14
|
|
2024/06
|
19
|
17
|
40
|
24
|
14
|
30
|
35
|
42
|
50
|
29
|
20
|
22
|
22
|
19
|
15
|
15
|
17
|
14
|
19
|
24
|
20
|
25
|
23
|
18
|
25
|
33
|
29
|
20
|
19
|
20
|
|
|
2024/05
|
14
|
28
|
37
|
27
|
16
|
33
|
38
|
52
|
66
|
59
|
35
|
40
|
61
|
52
|
46
|
54
|
57
|
44
|
18
|
24
|
34
|
35
|
28
|
24
|
21
|
23
|
17
|
37
|
24
|
35
|
27
|
|
2024/04
|
51
|
53
|
41
|
25
|
13
|
16
|
17
|
30
|
42
|
44
|
56
|
60
|
55
|
51
|
57
|
51
|
28
|
37
|
20
|
15
|
20
|
36
|
43
|
45
|
33
|
24
|
31
|
32
|
25
|
20
|
|
|
2024/03
|
83
|
62
|
51
|
18
|
35
|
103
|
98
|
62
|
52
|
49
|
29
|
42
|
52
|
41
|
39
|
43
|
61
|
33
|
30
|
59
|
68
|
42
|
32
|
34
|
32
|
30
|
46
|
30
|
33
|
42
|
42
|
|
2024/02
|
56
|
26
|
21
|
13
|
41
|
19
|
21
|
60
|
93
|
128
|
70
|
63
|
39
|
41
|
51
|
37
|
44
|
27
|
33
|
39
|
31
|
13
|
15
|
18
|
35
|
18
|
36
|
21
|
26
|
||
|
2024/01
|
127
|
80
|
48
|
57
|
73
|
75
|
72
|
44
|
50
|
70
|
96
|
67
|
75
|
68
|
167
|
153
|
151
|
92
|
36
|
14
|
44
|
25
|
57
|
57
|
66
|
73
|
69
|
83
|
62
|
55
|
51
|
|
2023/12
|
61
|
64
|
50
|
25
|
51
|
47
|
53
|
48
|
60
|
49
|
37
|
23
|
45
|
32
|
30
|
28
|
37
|
28
|
32
|
59
|
49
|
78
|
59
|
61
|
65
|
66
|
63
|
78
|
101
|
144
|
145
|
|
2023/11
|
48
|
49
|
60
|
61
|
51
|
23
|
33
|
45
|
46
|
17
|
11
|
12
|
20
|
48
|
53
|
34
|
57
|
59
|
56
|
54
|
59
|
58
|
67
|
72
|
79
|
82
|
78
|
68
|
71
|
90
|
|
|
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