Air Quality
Excellent
No health implications.
29
PM2.5
50
PM10
87
O3
0.4
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
44
Excellent
Sun
11 May
69
Good
Mon
12 May
74
Good
Tue
13 May
49
Excellent
Wed
14 May
62
Good
Thu
15 May
66
Good
Fri
16 May
15
Excellent
Air quality in the last 12 months (Yiliang)
|
2025/02
|
30
|
26
|
25
|
46
|
29
|
20
|
25
|
29
|
39
|
39
|
50
|
40
|
35
|
42
|
50
|
51
|
53
|
45
|
52
|
32
|
36
|
26
|
28
|
28
|
27
|
37
|
46
|
51
|
|||
|
2025/01
|
89
|
84
|
88
|
91
|
74
|
88
|
48
|
33
|
39
|
43
|
31
|
55
|
56
|
50
|
60
|
58
|
71
|
41
|
52
|
62
|
87
|
76
|
71
|
46
|
26
|
44
|
56
|
63
|
75
|
67
|
41
|
|
2024/12
|
72
|
79
|
58
|
62
|
44
|
43
|
36
|
31
|
32
|
30
|
36
|
35
|
27
|
33
|
35
|
50
|
57
|
67
|
59
|
54
|
49
|
46
|
43
|
42
|
35
|
37
|
50
|
52
|
62
|
39
|
49
|
|
2024/11
|
24
|
34
|
51
|
28
|
29
|
43
|
45
|
39
|
40
|
48
|
45
|
37
|
34
|
42
|
57
|
39
|
27
|
33
|
29
|
29
|
35
|
44
|
45
|
34
|
22
|
24
|
28
|
34
|
47
|
54
|
|
|
2024/10
|
17
|
26
|
25
|
33
|
35
|
24
|
30
|
39
|
36
|
30
|
29
|
25
|
24
|
29
|
35
|
45
|
29
|
39
|
36
|
40
|
27
|
21
|
26
|
47
|
39
|
30
|
25
|
34
|
50
|
52
|
39
|
|
2024/09
|
29
|
22
|
25
|
28
|
29
|
33
|
30
|
23
|
22
|
27
|
33
|
25
|
31
|
35
|
37
|
39
|
26
|
26
|
35
|
39
|
25
|
30
|
37
|
48
|
44
|
45
|
42
|
40
|
44
|
16
|
|
|
2024/08
|
37
|
33
|
39
|
24
|
23
|
28
|
24
|
22
|
27
|
25
|
63
|
49
|
50
|
47
|
42
|
39
|
40
|
36
|
42
|
39
|
41
|
42
|
39
|
41
|
38
|
31
|
40
|
37
|
44
|
42
|
44
|
|
2024/07
|
20
|
25
|
25
|
16
|
19
|
23
|
24
|
22
|
21
|
19
|
15
|
19
|
27
|
21
|
22
|
24
|
28
|
24
|
24
|
24
|
22
|
19
|
27
|
31
|
24
|
34
|
34
|
15
|
18
|
17
|
33
|
|
2024/06
|
42
|
25
|
23
|
18
|
25
|
30
|
13
|
18
|
20
|
22
|
20
|
27
|
36
|
30
|
40
|
43
|
19
|
28
|
26
|
24
|
24
|
19
|
24
|
24
|
27
|
32
|
17
|
22
|
19
|
25
|
|
|
2024/05
|
24
|
28
|
23
|
16
|
34
|
49
|
38
|
41
|
23
|
32
|
21
|
25
|
30
|
42
|
37
|
36
|
41
|
29
|
33
|
34
|
32
|
37
|
37
|
40
|
37
|
21
|
29
|
28
|
19
|
15
|
36
|
|
2024/04
|
42
|
43
|
47
|
25
|
32
|
20
|
20
|
20
|
30
|
36
|
35
|
48
|
43
|
54
|
56
|
54
|
35
|
35
|
28
|
34
|
40
|
44
|
26
|
31
|
32
|
41
|
38
|
43
|
42
|
18
|
|
|
2024/03
|
45
|
35
|
45
|
48
|
45
|
37
|
29
|
36
|
39
|
48
|
30
|
57
|
58
|
47
|
57
|
52
|
59
|
26
|
46
|
47
|
54
|
52
|
38
|
46
|
33
|
37
|
50
|
24
|
39
|
55
|
43
|
|
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