Air Quality
Excellent
No health implications.
7
PM2.5
12
PM10
27
O3
0.4
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Aug
49
Excellent
Fri
15 Aug
45
Excellent
Sat
16 Aug
53
Good
Sun
17 Aug
52
Good
Mon
18 Aug
53
Good
Tue
19 Aug
51
Good
Wed
20 Aug
31
Excellent
Air quality in the last 12 months (Yuhuan)
|
2025/06
|
35
|
45
|
22
|
32
|
36
|
38
|
36
|
37
|
28
|
21
|
7
|
29
|
20
|
28
|
27
|
19
|
43
|
33
|
22
|
20
|
33
|
39
|
22
|
33
|
27
|
31
|
28
|
23
|
18
|
12
|
|
|
2025/05
|
39
|
45
|
57
|
30
|
41
|
51
|
62
|
56
|
49
|
33
|
33
|
39
|
33
|
29
|
26
|
34
|
47
|
21
|
33
|
36
|
24
|
31
|
36
|
28
|
58
|
40
|
25
|
35
|
23
|
47
|
49
|
|
2025/04
|
35
|
50
|
59
|
50
|
46
|
55
|
58
|
61
|
59
|
54
|
50
|
54
|
94
|
94
|
69
|
60
|
75
|
59
|
42
|
47
|
50
|
37
|
28
|
38
|
30
|
43
|
53
|
41
|
39
|
38
|
|
|
2025/03
|
46
|
46
|
49
|
24
|
20
|
19
|
41
|
57
|
48
|
37
|
60
|
43
|
29
|
34
|
17
|
33
|
42
|
49
|
48
|
57
|
48
|
51
|
55
|
70
|
81
|
60
|
57
|
37
|
45
|
30
|
27
|
|
2025/02
|
29
|
14
|
54
|
70
|
53
|
59
|
52
|
36
|
35
|
44
|
42
|
45
|
75
|
41
|
48
|
74
|
73
|
30
|
52
|
33
|
21
|
40
|
34
|
96
|
90
|
86
|
88
|
60
|
|||
|
2025/01
|
68
|
42
|
49
|
46
|
49
|
69
|
79
|
73
|
61
|
37
|
48
|
61
|
65
|
64
|
81
|
45
|
63
|
63
|
59
|
81
|
120
|
78
|
40
|
26
|
38
|
32
|
31
|
48
|
88
|
45
|
45
|
|
2024/12
|
56
|
56
|
58
|
50
|
42
|
26
|
70
|
63
|
33
|
44
|
21
|
39
|
23
|
111
|
78
|
55
|
61
|
63
|
34
|
35
|
62
|
58
|
40
|
36
|
43
|
90
|
114
|
55
|
56
|
56
|
72
|
|
2024/11
|
10
|
21
|
48
|
53
|
42
|
25
|
29
|
34
|
38
|
25
|
25
|
37
|
38
|
38
|
15
|
18
|
16
|
21
|
21
|
27
|
38
|
43
|
43
|
29
|
39
|
20
|
43
|
46
|
49
|
48
|
|
|
2024/10
|
16
|
17
|
19
|
18
|
18
|
17
|
12
|
20
|
43
|
51
|
54
|
42
|
27
|
43
|
33
|
30
|
37
|
38
|
30
|
21
|
39
|
42
|
29
|
28
|
26
|
20
|
18
|
24
|
48
|
29
|
21
|
|
2024/09
|
37
|
31
|
23
|
23
|
24
|
21
|
21
|
16
|
28
|
31
|
27
|
30
|
18
|
21
|
20
|
20
|
21
|
23
|
13
|
22
|
25
|
18
|
17
|
15
|
16
|
23
|
27
|
35
|
29
|
21
|
|
|
2024/08
|
28
|
48
|
50
|
43
|
31
|
31
|
39
|
34
|
37
|
41
|
51
|
47
|
43
|
31
|
30
|
30
|
24
|
19
|
16
|
19
|
20
|
30
|
40
|
37
|
27
|
23
|
42
|
24
|
31
|
27
|
32
|
|
2024/07
|
29
|
26
|
28
|
24
|
35
|
24
|
29
|
27
|
28
|
38
|
42
|
43
|
36
|
32
|
21
|
19
|
23
|
32
|
29
|
17
|
18
|
16
|
18
|
20
|
24
|
22
|
22
|
20
|
17
|
13
|
17
|
|
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