Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
22
PM2.5
56
*
PM10
37
O3
0.5
CO
6
SO2
16
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
30 May
88
Good
Wed
31 May
92
Good
Thu
1 Jun
86
Good
Fri
2 Jun
86
Good
Sat
3 Jun
80
Good
Sun
4 Jun
78
Good
Mon
5 Jun
70
Good
Air quality in the last 12 months (Ruyuan)
|
2023/04
|
39
|
40
|
29
|
28
|
23
|
20
|
29
|
63
|
61
|
73
|
60
|
52
|
53
|
60
|
43
|
54
|
55
|
51
|
37
|
32
|
39
|
31
|
25
|
17
|
14
|
26
|
41
|
67
|
41
|
56
|
|
|
2023/03
|
75
|
66
|
74
|
57
|
50
|
65
|
63
|
68
|
62
|
55
|
58
|
64
|
83
|
76
|
73
|
67
|
55
|
40
|
53
|
80
|
36
|
42
|
38
|
14
|
12
|
20
|
21
|
28
|
17
|
24
|
34
|
|
2023/02
|
62
|
74
|
86
|
72
|
17
|
33
|
22
|
27
|
29
|
17
|
36
|
40
|
15
|
17
|
28
|
47
|
55
|
54
|
49
|
54
|
62
|
60
|
67
|
70
|
34
|
59
|
61
|
74
|
|||
|
2023/01
|
44
|
67
|
86
|
82
|
65
|
74
|
70
|
63
|
34
|
29
|
40
|
24
|
18
|
26
|
13
|
22
|
39
|
47
|
48
|
47
|
64
|
158
|
76
|
53
|
67
|
59
|
62
|
62
|
52
|
51
|
55
|
|
2022/12
|
13
|
16
|
28
|
16
|
20
|
23
|
28
|
36
|
39
|
51
|
89
|
103
|
78
|
56
|
52
|
66
|
70
|
35
|
44
|
58
|
53
|
58
|
57
|
46
|
48
|
58
|
82
|
102
|
60
|
42
|
30
|
|
2022/11
|
41
|
34
|
18
|
18
|
21
|
23
|
26
|
31
|
37
|
39
|
44
|
55
|
54
|
58
|
53
|
25
|
28
|
40
|
27
|
31
|
45
|
41
|
12
|
16
|
14
|
28
|
25
|
23
|
23
|
19
|
|
|
2022/10
|
25
|
25
|
28
|
33
|
53
|
51
|
25
|
32
|
28
|
30
|
38
|
46
|
49
|
53
|
54
|
55
|
48
|
50
|
58
|
66
|
62
|
59
|
58
|
66
|
66
|
71
|
77
|
48
|
35
|
32
|
49
|
|
2022/09
|
27
|
31
|
41
|
42
|
59
|
57
|
38
|
29
|
28
|
42
|
48
|
54
|
58
|
57
|
53
|
56
|
65
|
71
|
59
|
55
|
56
|
65
|
60
|
54
|
66
|
67
|
65
|
58
|
59
|
46
|
|
|
2022/08
|
63
|
58
|
47
|
26
|
20
|
23
|
26
|
30
|
22
|
17
|
22
|
25
|
27
|
37
|
43
|
43
|
32
|
27
|
25
|
15
|
23
|
27
|
36
|
41
|
18
|
27
|
28
|
36
|
47
|
41
|
36
|
|
2022/07
|
22
|
15
|
14
|
14
|
19
|
20
|
17
|
23
|
31
|
29
|
35
|
38
|
43
|
50
|
41
|
33
|
33
|
31
|
34
|
30
|
31
|
41
|
36
|
43
|
49
|
57
|
54
|
51
|
52
|
49
|
47
|
|
2022/06
|
30
|
24
|
19
|
26
|
23
|
21
|
28
|
18
|
22
|
27
|
22
|
30
|
18
|
20
|
24
|
21
|
25
|
16
|
18
|
17
|
15
|
26
|
26
|
32
|
34
|
31
|
27
|
29
|
35
|
26
|
|
|
2022/05
|
17
|
30
|
43
|
49
|
56
|
76
|
75
|
38
|
32
|
33
|
19
|
16
|
16
|
27
|
21
|
26
|
42
|
49
|
58
|
65
|
30
|
25
|
17
|
22
|
34
|
34
|
22
|
29
|
28
|
30
|
30
|
|
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