Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
*
PM2.5
55
PM10
47
O3
0.7
CO
7
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
28 Oct
62
Good
Wed
29 Oct
67
Good
Thu
30 Oct
65
Good
Fri
31 Oct
53
Good
Sat
1 Nov
55
Good
Sun
2 Nov
56
Good
Mon
3 Nov
42
Excellent
Ruyuan Air quality rank
Air quality in the last 12 months (Ruyuan)
|
2025/08
|
30
|
20
|
20
|
17
|
15
|
11
|
22
|
27
|
44
|
37
|
38
|
41
|
41
|
26
|
10
|
24
|
28
|
16
|
15
|
19
|
24
|
26
|
37
|
25
|
23
|
24
|
30
|
31
|
29
|
28
|
26
|
|
2025/07
|
17
|
29
|
24
|
43
|
49
|
40
|
39
|
43
|
43
|
24
|
16
|
18
|
24
|
32
|
34
|
45
|
45
|
30
|
27
|
17
|
11
|
13
|
18
|
29
|
26
|
35
|
36
|
24
|
26
|
28
|
23
|
|
2025/06
|
30
|
24
|
19
|
34
|
39
|
39
|
37
|
26
|
27
|
32
|
20
|
21
|
26
|
14
|
15
|
35
|
10
|
11
|
17
|
15
|
18
|
22
|
24
|
27
|
34
|
24
|
17
|
19
|
25
|
22
|
|
|
2025/05
|
54
|
55
|
48
|
34
|
26
|
31
|
37
|
28
|
19
|
47
|
37
|
45
|
51
|
52
|
40
|
30
|
18
|
12
|
20
|
24
|
26
|
26
|
24
|
31
|
56
|
50
|
50
|
49
|
13
|
26
|
28
|
|
2025/04
|
38
|
52
|
59
|
74
|
80
|
71
|
71
|
74
|
89
|
43
|
57
|
121
|
249
|
143
|
92
|
87
|
90
|
75
|
34
|
32
|
37
|
39
|
29
|
22
|
15
|
34
|
34
|
22
|
53
|
59
|
|
|
2025/03
|
36
|
38
|
39
|
14
|
12
|
13
|
32
|
38
|
46
|
69
|
65
|
51
|
37
|
41
|
9
|
20
|
51
|
34
|
48
|
52
|
55
|
63
|
74
|
82
|
87
|
66
|
53
|
56
|
15
|
9
|
16
|
|
2025/02
|
50
|
17
|
13
|
40
|
55
|
51
|
25
|
60
|
35
|
48
|
64
|
63
|
54
|
71
|
90
|
52
|
27
|
29
|
50
|
50
|
14
|
29
|
9
|
41
|
64
|
80
|
87
|
60
|
|||
|
2025/01
|
82
|
76
|
77
|
90
|
125
|
111
|
87
|
86
|
80
|
34
|
42
|
52
|
61
|
59
|
68
|
61
|
57
|
56
|
65
|
65
|
67
|
71
|
70
|
93
|
66
|
18
|
38
|
57
|
133
|
87
|
74
|
|
2024/12
|
60
|
63
|
63
|
73
|
96
|
56
|
23
|
35
|
81
|
76
|
33
|
37
|
50
|
68
|
51
|
49
|
56
|
52
|
65
|
68
|
65
|
70
|
77
|
76
|
79
|
97
|
115
|
111
|
79
|
82
|
82
|
|
2024/11
|
50
|
55
|
60
|
60
|
49
|
57
|
44
|
51
|
58
|
67
|
54
|
50
|
56
|
58
|
21
|
26
|
24
|
9
|
12
|
25
|
26
|
35
|
36
|
47
|
50
|
15
|
35
|
51
|
50
|
60
|
|
|
2024/10
|
29
|
32
|
43
|
43
|
45
|
51
|
78
|
71
|
49
|
38
|
54
|
56
|
58
|
71
|
58
|
36
|
49
|
46
|
34
|
14
|
24
|
28
|
20
|
32
|
43
|
55
|
28
|
15
|
35
|
49
|
49
|
|
2024/09
|
35
|
34
|
35
|
36
|
36
|
20
|
14
|
20
|
21
|
30
|
33
|
43
|
47
|
34
|
20
|
25
|
35
|
35
|
41
|
36
|
19
|
16
|
30
|
27
|
30
|
38
|
42
|
40
|
46
|
34
|
|
|
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