Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
51
*
PM10
86
O3
0.5
CO
4
SO2
17
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 Apr
91
Good
Sat
19 Apr
56
Good
Sun
20 Apr
69
Good
Mon
21 Apr
58
Good
Tue
22 Apr
56
Good
Wed
23 Apr
68
Good
Thu
24 Apr
15
Excellent
Air quality in the last 12 months (Yuhuan)
|
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
|
|
2024/06
|
10
|
16
|
25
|
45
|
43
|
14
|
23
|
37
|
28
|
18
|
22
|
28
|
26
|
31
|
24
|
18
|
17
|
21
|
29
|
41
|
41
|
40
|
50
|
27
|
23
|
27
|
45
|
31
|
21
|
30
|
|
|
2024/05
|
16
|
30
|
39
|
42
|
59
|
46
|
47
|
50
|
20
|
28
|
48
|
37
|
38
|
34
|
50
|
29
|
35
|
40
|
34
|
32
|
24
|
32
|
41
|
26
|
16
|
27
|
21
|
13
|
25
|
35
|
37
|
|
2024/04
|
53
|
48
|
47
|
25
|
36
|
41
|
37
|
43
|
33
|
62
|
59
|
42
|
34
|
25
|
49
|
55
|
36
|
35
|
101
|
76
|
47
|
23
|
28
|
38
|
38
|
56
|
42
|
35
|
44
|
18
|
|
|
2024/03
|
24
|
46
|
59
|
69
|
60
|
21
|
65
|
68
|
73
|
50
|
45
|
67
|
65
|
65
|
61
|
46
|
62
|
41
|
46
|
73
|
70
|
70
|
65
|
57
|
44
|
35
|
33
|
48
|
51
|
58
|
49
|
|
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