Air Quality
Excellent
No health implications.
28
PM2.5
40
PM10
86
O3
0.6
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Aug
55
Good
Sat
16 Aug
39
Excellent
Sun
17 Aug
45
Excellent
Mon
18 Aug
49
Excellent
Tue
19 Aug
51
Good
Wed
20 Aug
26
Excellent
Thu
21 Aug
34
Excellent
Air quality in the last 12 months (Yiliang)
|
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
|
|
|
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
|
|
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