Air Quality
Excellent
No health implications.
4
PM2.5
10
PM10
32
O3
0.4
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Aug
37
Excellent
Wed
26 Aug
31
Excellent
Thu
27 Aug
36
Excellent
Fri
28 Aug
35
Excellent
Sat
29 Aug
33
Excellent
Sun
30 Aug
33
Excellent
Mon
31 Aug
17
Excellent
Air quality in the last 12 months (Yongan)
|
2026/07
|
20
|
19
|
20
|
21
|
18
|
20
|
14
|
17
|
23
|
30
|
31
|
28
|
21
|
16
|
17
|
18
|
18
|
19
|
19
|
19
|
31
|
36
|
35
|
37
|
16
|
13
|
13
|
14
|
22
|
23
|
28
|
|
2026/06
|
44
|
43
|
37
|
33
|
26
|
40
|
37
|
23
|
22
|
21
|
19
|
29
|
40
|
21
|
18
|
19
|
17
|
17
|
21
|
20
|
23
|
25
|
27
|
25
|
24
|
23
|
15
|
18
|
22
|
19
|
|
|
2026/05
|
30
|
31
|
25
|
27
|
23
|
29
|
33
|
22
|
23
|
26
|
31
|
35
|
27
|
22
|
24
|
24
|
25
|
26
|
33
|
24
|
20
|
19
|
23
|
28
|
28
|
28
|
28
|
27
|
33
|
31
|
42
|
|
2026/04
|
25
|
31
|
22
|
30
|
45
|
28
|
20
|
31
|
34
|
48
|
41
|
41
|
36
|
49
|
45
|
34
|
32
|
29
|
42
|
39
|
40
|
33
|
15
|
21
|
29
|
41
|
51
|
50
|
36
|
21
|
|
|
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
|
|
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