Air Quality
Excellent
No health implications.
8
PM2.5
15
PM10
41
O3
0.6
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Sep
37
Excellent
Sat
13 Sep
36
Excellent
Sun
14 Sep
44
Excellent
Mon
15 Sep
40
Excellent
Tue
16 Sep
37
Excellent
Wed
17 Sep
35
Excellent
Thu
18 Sep
41
Excellent
Yiliang Air quality rank
Air quality in the last 12 months (Yiliang)
|
2025/08
|
33
|
36
|
41
|
45
|
41
|
34
|
29
|
34
|
32
|
26
|
16
|
29
|
30
|
39
|
37
|
35
|
29
|
26
|
28
|
35
|
32
|
20
|
22
|
19
|
26
|
23
|
24
|
31
|
23
|
21
|
22
|
|
2025/07
|
25
|
21
|
24
|
22
|
21
|
21
|
27
|
32
|
21
|
19
|
23
|
25
|
32
|
30
|
34
|
34
|
36
|
35
|
29
|
24
|
21
|
17
|
16
|
16
|
22
|
27
|
23
|
37
|
34
|
37
|
29
|
|
2025/06
|
24
|
20
|
28
|
31
|
38
|
49
|
47
|
35
|
42
|
38
|
37
|
40
|
43
|
46
|
28
|
29
|
29
|
23
|
21
|
30
|
26
|
28
|
35
|
26
|
19
|
16
|
26
|
28
|
28
|
18
|
|
|
2025/05
|
53
|
50
|
54
|
54
|
35
|
25
|
29
|
31
|
46
|
47
|
46
|
48
|
59
|
45
|
52
|
43
|
45
|
46
|
38
|
43
|
43
|
44
|
49
|
47
|
37
|
34
|
27
|
22
|
28
|
29
|
22
|
|
2025/04
|
36
|
38
|
50
|
53
|
38
|
27
|
31
|
46
|
53
|
53
|
65
|
167
|
120
|
86
|
79
|
70
|
47
|
44
|
41
|
40
|
40
|
36
|
68
|
35
|
40
|
39
|
28
|
34
|
34
|
32
|
|
|
2025/03
|
59
|
65
|
46
|
45
|
27
|
18
|
24
|
32
|
38
|
46
|
52
|
45
|
55
|
41
|
25
|
23
|
22
|
24
|
36
|
45
|
51
|
55
|
50
|
45
|
42
|
45
|
53
|
132
|
33
|
30
|
31
|
|
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
|
|
|
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