Air Quality
Excellent
No health implications.
11
PM2.5
22
PM10
23
O3
0.7
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Aug
56
Good
Sun
16 Aug
61
Good
Mon
17 Aug
57
Good
Tue
18 Aug
56
Good
Wed
19 Aug
59
Good
Thu
20 Aug
48
Excellent
Fri
21 Aug
41
Excellent
Air quality in the last 12 months (Ruyuan)
|
2026/07
|
26
|
27
|
21
|
20
|
18
|
15
|
16
|
21
|
27
|
28
|
34
|
36
|
36
|
22
|
17
|
22
|
26
|
26
|
25
|
23
|
28
|
33
|
41
|
47
|
45
|
14
|
17
|
21
|
17
|
18
|
21
|
|
2026/06
|
36
|
33
|
38
|
32
|
23
|
26
|
25
|
30
|
20
|
28
|
31
|
42
|
31
|
18
|
31
|
35
|
19
|
15
|
17
|
22
|
24
|
26
|
30
|
28
|
20
|
18
|
19
|
25
|
25
|
25
|
|
|
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
|
|
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