Air Quality
Excellent
No health implications.
23
PM2.5
28
PM10
33
O3
0.7
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
45
Excellent
Thu
23 Apr
48
Excellent
Fri
24 Apr
42
Excellent
Sat
25 Apr
47
Excellent
Sun
26 Apr
60
Good
Mon
27 Apr
43
Excellent
Tue
28 Apr
44
Excellent
Air quality in the last 12 months (Yongan)
|
2026/03
|
16
|
18
|
19
|
20
|
21
|
22
|
32
|
38
|
39
|
36
|
42
|
47
|
38
|
40
|
47
|
48
|
42
|
34
|
28
|
45
|
31
|
40
|
50
|
44
|
25
|
30
|
32
|
29
|
28
|
34
|
33
|
|
2026/02
|
17
|
26
|
40
|
46
|
41
|
36
|
14
|
22
|
30
|
42
|
37
|
33
|
39
|
33
|
29
|
33
|
34
|
21
|
26
|
23
|
33
|
40
|
35
|
40
|
30
|
17
|
16
|
13
|
|||
|
2026/01
|
28
|
15
|
26
|
39
|
34
|
33
|
41
|
40
|
43
|
40
|
41
|
49
|
50
|
47
|
51
|
60
|
61
|
64
|
59
|
38
|
14
|
27
|
50
|
54
|
43
|
43
|
47
|
32
|
40
|
33
|
27
|
|
2025/12
|
49
|
41
|
54
|
51
|
49
|
45
|
53
|
49
|
49
|
44
|
50
|
52
|
38
|
23
|
33
|
50
|
48
|
53
|
60
|
54
|
52
|
30
|
38
|
45
|
14
|
27
|
35
|
44
|
45
|
45
|
47
|
|
2025/11
|
26
|
31
|
38
|
14
|
18
|
25
|
32
|
37
|
22
|
11
|
28
|
9
|
11
|
25
|
33
|
40
|
35
|
29
|
20
|
29
|
30
|
33
|
42
|
39
|
38
|
51
|
52
|
51
|
52
|
54
|
|
|
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
|
|
|
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