Air Quality
Excellent
No health implications.
9
PM2.5
18
PM10
35
O3
0.8
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jun
54
Good
Fri
26 Jun
55
Good
Sat
27 Jun
60
Good
Sun
28 Jun
55
Good
Mon
29 Jun
55
Good
Tue
30 Jun
62
Good
Wed
1 Jul
24
Excellent
Air quality in the last 12 months (Ruyuan)
|
2026/05
|
30
|
42
|
29
|
35
|
41
|
39
|
37
|
24
|
28
|
40
|
41
|
43
|
42
|
23
|
23
|
16
|
19
|
26
|
30
|
14
|
12
|
22
|
19
|
28
|
28
|
31
|
37
|
35
|
29
|
22
|
35
|
|
2026/04
|
26
|
33
|
28
|
26
|
50
|
56
|
33
|
37
|
41
|
44
|
48
|
41
|
39
|
38
|
35
|
42
|
23
|
28
|
40
|
55
|
40
|
19
|
19
|
29
|
40
|
47
|
60
|
46
|
29
|
27
|
|
|
2026/03
|
16
|
13
|
12
|
23
|
33
|
34
|
46
|
54
|
28
|
24
|
39
|
43
|
51
|
54
|
60
|
61
|
61
|
48
|
29
|
39
|
18
|
53
|
60
|
48
|
37
|
57
|
46
|
26
|
35
|
26
|
31
|
|
2026/02
|
23
|
36
|
53
|
72
|
77
|
73
|
30
|
36
|
52
|
64
|
35
|
39
|
60
|
54
|
41
|
32
|
31
|
37
|
46
|
36
|
62
|
62
|
53
|
44
|
23
|
35
|
14
|
17
|
|||
|
2026/01
|
42
|
17
|
39
|
55
|
31
|
47
|
46
|
48
|
48
|
53
|
50
|
59
|
69
|
71
|
71
|
86
|
90
|
87
|
82
|
24
|
21
|
25
|
45
|
55
|
75
|
80
|
44
|
41
|
50
|
63
|
18
|
|
2025/12
|
70
|
76
|
83
|
70
|
70
|
72
|
71
|
69
|
75
|
78
|
77
|
77
|
17
|
25
|
44
|
52
|
51
|
61
|
66
|
60
|
84
|
90
|
80
|
32
|
24
|
46
|
49
|
52
|
61
|
60
|
71
|
|
2025/11
|
34
|
33
|
20
|
9
|
14
|
22
|
40
|
27
|
9
|
11
|
11
|
22
|
22
|
37
|
46
|
46
|
55
|
18
|
26
|
36
|
43
|
50
|
58
|
57
|
42
|
60
|
60
|
64
|
65
|
69
|
|
|
2025/10
|
46
|
28
|
29
|
40
|
20
|
16
|
28
|
38
|
37
|
48
|
47
|
35
|
26
|
29
|
41
|
38
|
46
|
37
|
14
|
11
|
9
|
13
|
28
|
40
|
44
|
63
|
60
|
63
|
67
|
71
|
37
|
|
2025/09
|
26
|
35
|
35
|
38
|
42
|
44
|
39
|
14
|
15
|
18
|
24
|
23
|
32
|
37
|
35
|
21
|
31
|
35
|
28
|
14
|
15
|
23
|
14
|
11
|
13
|
22
|
35
|
39
|
41
|
40
|
|
|
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
|
|
|
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