Air Quality
Excellent
No health implications.
24
PM2.5
49
PM10
21
O3
0.8
CO
7
SO2
40
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Nov
50
Excellent
Sat
29 Nov
47
Excellent
Sun
30 Nov
48
Excellent
Mon
1 Dec
47
Excellent
Tue
2 Dec
41
Excellent
Wed
3 Dec
27
Excellent
Thu
4 Dec
20
Excellent
Yongan Air quality rank
Air quality in the last 12 months (Yongan)
|
2025/10
|
32
|
31
|
28
|
30
|
26
|
22
|
27
|
28
|
32
|
27
|
26
|
30
|
31
|
19
|
24
|
28
|
26
|
28
|
20
|
12
|
8
|
14
|
22
|
26
|
28
|
32
|
42
|
34
|
24
|
25
|
26
|
|
2025/09
|
24
|
20
|
28
|
28
|
29
|
26
|
20
|
13
|
19
|
17
|
13
|
23
|
22
|
21
|
30
|
29
|
20
|
19
|
17
|
14
|
14
|
15
|
15
|
12
|
17
|
18
|
20
|
25
|
29
|
31
|
|
|
2025/08
|
30
|
24
|
19
|
21
|
20
|
19
|
23
|
25
|
26
|
26
|
24
|
26
|
21
|
13
|
20
|
14
|
15
|
19
|
22
|
14
|
19
|
27
|
28
|
24
|
22
|
21
|
17
|
19
|
18
|
20
|
28
|
|
2025/07
|
29
|
18
|
23
|
22
|
23
|
21
|
19
|
34
|
31
|
14
|
12
|
20
|
23
|
23
|
31
|
32
|
32
|
28
|
10
|
10
|
10
|
10
|
14
|
16
|
18
|
24
|
18
|
14
|
22
|
23
|
28
|
|
2025/06
|
24
|
25
|
17
|
15
|
30
|
36
|
33
|
36
|
21
|
24
|
22
|
15
|
23
|
23
|
18
|
16
|
26
|
23
|
24
|
22
|
19
|
16
|
19
|
23
|
27
|
22
|
20
|
18
|
25
|
28
|
|
|
2025/05
|
44
|
44
|
50
|
51
|
26
|
33
|
52
|
35
|
22
|
39
|
23
|
31
|
50
|
40
|
37
|
37
|
32
|
23
|
23
|
24
|
28
|
34
|
29
|
20
|
36
|
39
|
41
|
23
|
11
|
17
|
31
|
|
2025/04
|
20
|
33
|
40
|
48
|
48
|
51
|
53
|
57
|
61
|
31
|
44
|
74
|
111
|
83
|
72
|
61
|
65
|
60
|
38
|
24
|
39
|
33
|
24
|
23
|
10
|
9
|
25
|
29
|
41
|
45
|
|
|
2025/03
|
34
|
34
|
30
|
13
|
12
|
11
|
21
|
28
|
39
|
48
|
48
|
36
|
31
|
18
|
12
|
14
|
41
|
33
|
37
|
38
|
42
|
45
|
50
|
61
|
68
|
77
|
59
|
37
|
8
|
7
|
9
|
|
2025/02
|
30
|
19
|
9
|
28
|
32
|
38
|
26
|
49
|
32
|
37
|
39
|
80
|
40
|
43
|
60
|
41
|
29
|
57
|
39
|
25
|
15
|
16
|
9
|
16
|
41
|
55
|
56
|
45
|
|||
|
2025/01
|
66
|
62
|
53
|
46
|
49
|
55
|
52
|
54
|
50
|
37
|
40
|
42
|
46
|
46
|
49
|
60
|
44
|
44
|
44
|
41
|
41
|
51
|
44
|
41
|
29
|
15
|
24
|
44
|
82
|
42
|
36
|
|
2024/12
|
45
|
44
|
43
|
44
|
45
|
56
|
29
|
26
|
54
|
44
|
32
|
22
|
24
|
49
|
42
|
44
|
45
|
43
|
46
|
47
|
48
|
49
|
48
|
42
|
49
|
49
|
73
|
71
|
59
|
59
|
59
|
|
2024/11
|
17
|
21
|
27
|
28
|
38
|
38
|
33
|
32
|
34
|
41
|
39
|
31
|
20
|
23
|
27
|
16
|
23
|
15
|
15
|
21
|
20
|
25
|
30
|
32
|
23
|
16
|
30
|
28
|
38
|
44
|
|
|
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