Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
30
O3
0.4
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Aug
34
Excellent
Sat
22 Aug
37
Excellent
Sun
23 Aug
38
Excellent
Mon
24 Aug
36
Excellent
Tue
25 Aug
43
Excellent
Wed
26 Aug
41
Excellent
Thu
27 Aug
26
Excellent
Air quality in the last 12 months (Yongtai)
|
2026/07
|
20
|
23
|
25
|
24
|
21
|
19
|
22
|
27
|
34
|
20
|
17
|
27
|
22
|
18
|
18
|
21
|
24
|
27
|
27
|
27
|
36
|
47
|
48
|
33
|
17
|
20
|
18
|
21
|
23
|
29
|
39
|
|
2026/06
|
41
|
56
|
51
|
31
|
27
|
46
|
40
|
24
|
25
|
25
|
28
|
31
|
25
|
23
|
20
|
18
|
18
|
20
|
21
|
27
|
35
|
41
|
40
|
28
|
23
|
17
|
20
|
29
|
32
|
23
|
|
|
2026/05
|
29
|
40
|
33
|
23
|
24
|
29
|
32
|
31
|
27
|
27
|
33
|
36
|
24
|
19
|
22
|
26
|
28
|
28
|
34
|
34
|
24
|
26
|
37
|
40
|
35
|
39
|
39
|
25
|
30
|
45
|
41
|
|
2026/04
|
30
|
32
|
25
|
23
|
32
|
40
|
27
|
31
|
34
|
45
|
38
|
39
|
36
|
48
|
36
|
27
|
34
|
31
|
36
|
45
|
31
|
30
|
24
|
21
|
34
|
40
|
48
|
57
|
31
|
21
|
|
|
2026/03
|
20
|
40
|
22
|
24
|
18
|
29
|
44
|
38
|
33
|
35
|
38
|
38
|
38
|
36
|
33
|
33
|
37
|
50
|
27
|
38
|
31
|
34
|
40
|
28
|
41
|
33
|
28
|
30
|
36
|
52
|
38
|
|
2026/02
|
18
|
36
|
44
|
40
|
46
|
55
|
16
|
30
|
29
|
31
|
33
|
46
|
38
|
46
|
48
|
49
|
36
|
34
|
40
|
41
|
55
|
49
|
57
|
60
|
25
|
20
|
30
|
12
|
|||
|
2026/01
|
27
|
19
|
27
|
31
|
29
|
22
|
40
|
38
|
46
|
40
|
51
|
55
|
41
|
39
|
39
|
46
|
50
|
40
|
37
|
22
|
22
|
37
|
28
|
32
|
28
|
36
|
33
|
23
|
35
|
23
|
19
|
|
2025/12
|
33
|
36
|
48
|
37
|
30
|
27
|
29
|
35
|
46
|
32
|
34
|
51
|
34
|
26
|
33
|
33
|
34
|
60
|
48
|
41
|
59
|
23
|
29
|
33
|
18
|
31
|
23
|
21
|
24
|
31
|
34
|
|
2025/11
|
19
|
33
|
42
|
9
|
8
|
19
|
26
|
26
|
23
|
25
|
18
|
7
|
8
|
24
|
39
|
30
|
28
|
21
|
20
|
26
|
29
|
34
|
36
|
35
|
38
|
73
|
50
|
71
|
64
|
46
|
|
|
2025/10
|
26
|
18
|
22
|
24
|
30
|
34
|
23
|
26
|
27
|
24
|
24
|
27
|
37
|
30
|
17
|
20
|
27
|
23
|
15
|
12
|
9
|
8
|
19
|
19
|
23
|
32
|
39
|
18
|
19
|
26
|
19
|
|
2025/09
|
23
|
26
|
34
|
36
|
28
|
14
|
18
|
16
|
18
|
24
|
22
|
32
|
36
|
30
|
24
|
17
|
13
|
11
|
15
|
11
|
13
|
15
|
15
|
15
|
14
|
13
|
15
|
17
|
25
|
29
|
|
|
2025/08
|
30
|
28
|
24
|
20
|
17
|
26
|
35
|
40
|
38
|
28
|
24
|
26
|
16
|
19
|
10
|
12
|
14
|
18
|
24
|
18
|
19
|
25
|
36
|
30
|
15
|
13
|
12
|
12
|
13
|
12
|
19
|
|
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