Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
42
O3
0.5
CO
3
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jan
45
Excellent
Wed
28 Jan
43
Excellent
Thu
29 Jan
48
Excellent
Fri
30 Jan
52
Good
Sat
31 Jan
50
Excellent
Sun
1 Feb
54
Good
Mon
2 Feb
33
Excellent
Air quality in the last 12 months (Yuhuan)
|
2025/12
|
68
|
66
|
53
|
46
|
48
|
51
|
55
|
62
|
34
|
51
|
55
|
46
|
38
|
43
|
63
|
59
|
73
|
77
|
61
|
62
|
54
|
30
|
54
|
57
|
33
|
41
|
38
|
45
|
52
|
66
|
31
|
|
2025/11
|
40
|
60
|
34
|
25
|
21
|
35
|
46
|
50
|
24
|
43
|
24
|
12
|
23
|
51
|
49
|
45
|
31
|
19
|
39
|
55
|
62
|
71
|
60
|
57
|
73
|
88
|
88
|
119
|
91
|
72
|
|
|
2025/10
|
21
|
18
|
16
|
17
|
25
|
33
|
30
|
32
|
24
|
29
|
34
|
28
|
22
|
27
|
18
|
31
|
24
|
29
|
14
|
18
|
22
|
28
|
37
|
31
|
37
|
41
|
40
|
28
|
21
|
30
|
16
|
|
2025/09
|
21
|
19
|
19
|
26
|
21
|
22
|
16
|
22
|
26
|
24
|
26
|
32
|
39
|
25
|
21
|
17
|
18
|
21
|
15
|
25
|
16
|
21
|
21
|
24
|
22
|
21
|
24
|
24
|
26
|
20
|
|
|
2025/08
|
40
|
36
|
40
|
32
|
22
|
35
|
44
|
48
|
44
|
42
|
36
|
24
|
23
|
18
|
17
|
21
|
23
|
19
|
21
|
37
|
33
|
27
|
22
|
18
|
16
|
16
|
15
|
16
|
15
|
12
|
16
|
|
2025/07
|
19
|
25
|
24
|
26
|
16
|
15
|
9
|
10
|
18
|
21
|
17
|
26
|
31
|
36
|
44
|
39
|
30
|
21
|
21
|
21
|
16
|
18
|
22
|
22
|
15
|
20
|
18
|
19
|
18
|
17
|
39
|
|
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
|
|
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