Air Quality
Excellent
No health implications.
33
PM2.5
47
PM10
30
O3
0.8
CO
5
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 May
72
Good
Thu
15 May
58
Good
Fri
16 May
53
Good
Sat
17 May
44
Excellent
Sun
18 May
38
Excellent
Mon
19 May
37
Excellent
Tue
20 May
38
Excellent
Air quality in the last 12 months (Yongan)
|
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
|
|
|
2024/10
|
15
|
13
|
26
|
21
|
23
|
32
|
29
|
17
|
13
|
23
|
33
|
40
|
31
|
39
|
41
|
33
|
26
|
32
|
35
|
17
|
21
|
28
|
19
|
29
|
30
|
26
|
20
|
9
|
18
|
29
|
23
|
|
2024/09
|
38
|
30
|
38
|
27
|
23
|
20
|
18
|
17
|
17
|
25
|
32
|
39
|
29
|
28
|
27
|
31
|
21
|
19
|
24
|
21
|
23
|
10
|
8
|
18
|
25
|
25
|
30
|
19
|
25
|
21
|
|
|
2024/08
|
26
|
28
|
32
|
40
|
22
|
36
|
34
|
27
|
33
|
36
|
32
|
32
|
33
|
23
|
20
|
18
|
16
|
21
|
22
|
24
|
15
|
19
|
29
|
33
|
34
|
35
|
37
|
32
|
35
|
40
|
39
|
|
2024/07
|
22
|
21
|
24
|
23
|
25
|
22
|
22
|
20
|
24
|
26
|
25
|
18
|
18
|
25
|
27
|
33
|
22
|
24
|
21
|
20
|
26
|
32
|
32
|
24
|
23
|
9
|
13
|
20
|
19
|
32
|
19
|
|
2024/06
|
28
|
9
|
14
|
28
|
22
|
15
|
28
|
36
|
20
|
31
|
25
|
32
|
25
|
22
|
30
|
26
|
21
|
30
|
26
|
21
|
23
|
27
|
28
|
22
|
26
|
31
|
26
|
26
|
21
|
21
|
|
|
2024/05
|
23
|
16
|
28
|
35
|
28
|
29
|
44
|
42
|
44
|
56
|
51
|
32
|
22
|
31
|
37
|
46
|
54
|
51
|
48
|
24
|
11
|
10
|
28
|
28
|
28
|
20
|
24
|
24
|
24
|
34
|
35
|
|
2024/04
|
28
|
40
|
39
|
18
|
26
|
31
|
23
|
17
|
16
|
42
|
56
|
61
|
59
|
56
|
58
|
59
|
33
|
32
|
21
|
33
|
30
|
37
|
33
|
26
|
30
|
38
|
38
|
30
|
40
|
26
|
|
|
2024/03
|
21
|
21
|
41
|
56
|
72
|
18
|
22
|
43
|
53
|
54
|
36
|
40
|
62
|
64
|
30
|
44
|
56
|
30
|
24
|
53
|
53
|
60
|
60
|
50
|
36
|
24
|
46
|
31
|
35
|
48
|
30
|
|
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