Air Quality
Excellent
No health implications.
22
PM2.5
49
PM10
131
O3
0.3
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 May
74
Good
Tue
30 May
80
Good
Wed
31 May
67
Good
Thu
1 Jun
57
Good
Fri
2 Jun
53
Good
Sat
3 Jun
63
Good
Sun
4 Jun
48
Excellent
Air quality in the last 12 months (Yuehu)
|
2023/04
|
56
|
48
|
43
|
32
|
22
|
25
|
45
|
55
|
51
|
54
|
59
|
50
|
66
|
34
|
70
|
68
|
63
|
56
|
27
|
34
|
40
|
54
|
28
|
14
|
21
|
30
|
39
|
41
|
101
|
121
|
|
|
2023/03
|
49
|
76
|
79
|
85
|
64
|
57
|
61
|
73
|
73
|
63
|
59
|
73
|
70
|
57
|
65
|
75
|
34
|
28
|
18
|
20
|
42
|
31
|
27
|
18
|
18
|
36
|
56
|
62
|
52
|
39
|
36
|
|
2023/02
|
67
|
60
|
25
|
22
|
28
|
31
|
47
|
23
|
20
|
36
|
20
|
31
|
17
|
22
|
49
|
42
|
47
|
62
|
66
|
83
|
54
|
48
|
65
|
55
|
66
|
64
|
47
|
56
|
|||
|
2023/01
|
60
|
81
|
60
|
52
|
60
|
66
|
57
|
65
|
63
|
89
|
71
|
53
|
22
|
15
|
21
|
35
|
50
|
63
|
66
|
68
|
84
|
154
|
48
|
61
|
51
|
60
|
71
|
60
|
57
|
48
|
49
|
|
2022/12
|
17
|
20
|
19
|
17
|
11
|
22
|
26
|
28
|
56
|
87
|
86
|
74
|
89
|
77
|
80
|
61
|
34
|
51
|
46
|
57
|
61
|
59
|
54
|
49
|
53
|
60
|
80
|
87
|
55
|
60
|
53
|
|
2022/11
|
45
|
44
|
47
|
41
|
39
|
52
|
42
|
57
|
55
|
60
|
43
|
46
|
49
|
37
|
37
|
47
|
18
|
23
|
29
|
45
|
56
|
39
|
33
|
38
|
61
|
51
|
32
|
33
|
12
|
12
|
|
|
2022/10
|
50
|
39
|
35
|
54
|
28
|
22
|
11
|
23
|
21
|
47
|
39
|
49
|
44
|
49
|
51
|
56
|
48
|
46
|
53
|
52
|
52
|
63
|
75
|
57
|
52
|
55
|
53
|
36
|
36
|
46
|
47
|
|
2022/09
|
25
|
32
|
34
|
34
|
44
|
49
|
39
|
52
|
72
|
68
|
62
|
54
|
56
|
30
|
33
|
43
|
50
|
56
|
52
|
51
|
59
|
57
|
58
|
78
|
64
|
73
|
75
|
69
|
67
|
62
|
|
|
2022/08
|
47
|
53
|
44
|
29
|
20
|
18
|
30
|
22
|
27
|
34
|
31
|
30
|
29
|
30
|
34
|
40
|
37
|
32
|
29
|
22
|
20
|
27
|
33
|
53
|
43
|
23
|
38
|
35
|
28
|
39
|
29
|
|
2022/07
|
32
|
35
|
29
|
30
|
22
|
22
|
21
|
20
|
25
|
24
|
31
|
26
|
32
|
38
|
40
|
38
|
39
|
28
|
32
|
23
|
28
|
37
|
33
|
46
|
43
|
48
|
52
|
49
|
46
|
36
|
44
|
|
2022/06
|
32
|
33
|
32
|
42
|
27
|
39
|
55
|
49
|
21
|
23
|
28
|
23
|
21
|
35
|
38
|
31
|
26
|
21
|
23
|
25
|
25
|
26
|
28
|
30
|
37
|
31
|
22
|
24
|
33
|
29
|
|
|
2022/05
|
33
|
49
|
48
|
40
|
42
|
50
|
57
|
55
|
36
|
22
|
39
|
31
|
21
|
30
|
33
|
39
|
44
|
55
|
61
|
43
|
41
|
50
|
22
|
33
|
42
|
35
|
49
|
30
|
43
|
30
|
35
|
|
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