Air Quality
Excellent
No health implications.
7
PM2.5
20
PM10
89
O3
0.3
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jan
37
Excellent
Sun
25 Jan
38
Excellent
Mon
26 Jan
40
Excellent
Tue
27 Jan
35
Excellent
Wed
28 Jan
39
Excellent
Thu
29 Jan
40
Excellent
Fri
30 Jan
26
Excellent
Air quality in the last 12 months (Yiliang)
|
2025/11
|
27
|
12
|
8
|
15
|
17
|
13
|
20
|
28
|
11
|
12
|
17
|
24
|
32
|
31
|
34
|
39
|
34
|
25
|
22
|
38
|
50
|
36
|
33
|
50
|
40
|
59
|
47
|
55
|
54
|
45
|
|
|
2025/10
|
8
|
9
|
13
|
13
|
17
|
21
|
7
|
8
|
11
|
14
|
20
|
19
|
25
|
30
|
29
|
18
|
15
|
19
|
25
|
27
|
15
|
20
|
20
|
32
|
33
|
27
|
26
|
28
|
26
|
35
|
39
|
|
2025/09
|
20
|
23
|
18
|
17
|
18
|
22
|
25
|
26
|
21
|
21
|
13
|
12
|
12
|
9
|
14
|
15
|
17
|
23
|
19
|
26
|
19
|
21
|
12
|
12
|
28
|
8
|
9
|
13
|
10
|
8
|
|
|
2025/08
|
32
|
31
|
21
|
20
|
32
|
28
|
16
|
9
|
13
|
15
|
16
|
17
|
20
|
38
|
29
|
10
|
11
|
19
|
24
|
21
|
11
|
7
|
9
|
14
|
12
|
10
|
12
|
14
|
12
|
12
|
20
|
|
2025/07
|
11
|
8
|
13
|
15
|
16
|
17
|
20
|
12
|
17
|
19
|
21
|
26
|
33
|
28
|
30
|
33
|
26
|
29
|
17
|
23
|
17
|
12
|
11
|
10
|
13
|
14
|
16
|
27
|
41
|
26
|
22
|
|
2025/06
|
13
|
20
|
17
|
22
|
25
|
31
|
33
|
33
|
31
|
31
|
32
|
37
|
43
|
39
|
16
|
22
|
15
|
9
|
12
|
14
|
20
|
11
|
15
|
10
|
9
|
12
|
14
|
14
|
14
|
15
|
|
|
2025/05
|
39
|
27
|
24
|
19
|
27
|
31
|
30
|
31
|
45
|
32
|
24
|
32
|
28
|
33
|
28
|
24
|
30
|
28
|
34
|
26
|
34
|
31
|
52
|
32
|
18
|
17
|
14
|
14
|
13
|
13
|
11
|
|
2025/04
|
37
|
52
|
80
|
84
|
87
|
71
|
69
|
65
|
61
|
68
|
56
|
50
|
80
|
67
|
59
|
26
|
25
|
32
|
33
|
37
|
31
|
29
|
41
|
50
|
45
|
59
|
63
|
53
|
32
|
31
|
|
|
2025/03
|
44
|
45
|
47
|
47
|
54
|
47
|
39
|
55
|
47
|
44
|
51
|
61
|
61
|
68
|
61
|
35
|
27
|
21
|
37
|
45
|
64
|
65
|
57
|
48
|
42
|
44
|
45
|
84
|
104
|
62
|
54
|
|
2025/02
|
43
|
50
|
26
|
42
|
53
|
50
|
28
|
39
|
44
|
34
|
37
|
55
|
56
|
56
|
56
|
59
|
38
|
38
|
46
|
46
|
57
|
49
|
53
|
31
|
31
|
28
|
29
|
40
|
|||
|
2025/01
|
34
|
44
|
45
|
43
|
38
|
54
|
43
|
41
|
42
|
24
|
20
|
46
|
41
|
47
|
70
|
76
|
50
|
44
|
72
|
52
|
49
|
48
|
40
|
24
|
30
|
30
|
43
|
49
|
80
|
34
|
33
|
|
2024/12
|
20
|
28
|
21
|
22
|
29
|
26
|
31
|
37
|
16
|
21
|
31
|
28
|
47
|
39
|
45
|
41
|
29
|
29
|
42
|
33
|
37
|
32
|
36
|
36
|
37
|
46
|
48
|
36
|
32
|
28
|
48
|
|
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