Air Quality
Excellent
No health implications.
11
PM2.5
20
PM10
36
O3
0.5
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
40
Excellent
Tue
27 May
37
Excellent
Wed
28 May
39
Excellent
Thu
29 May
48
Excellent
Fri
30 May
49
Excellent
Sat
31 May
47
Excellent
Sun
1 Jun
43
Excellent
Air quality in the last 12 months (Yunlong)
|
2025/04
|
83
|
64
|
60
|
64
|
57
|
46
|
48
|
59
|
59
|
47
|
46
|
46
|
29
|
31
|
39
|
21
|
27
|
32
|
28
|
24
|
24
|
27
|
43
|
35
|
47
|
50
|
51
|
43
|
35
|
38
|
|
|
2025/03
|
46
|
34
|
23
|
31
|
43
|
50
|
50
|
58
|
50
|
47
|
52
|
63
|
59
|
35
|
28
|
32
|
32
|
42
|
30
|
44
|
54
|
34
|
33
|
29
|
30
|
27
|
36
|
68
|
103
|
82
|
71
|
|
2025/02
|
51
|
50
|
53
|
46
|
42
|
47
|
49
|
36
|
36
|
37
|
33
|
34
|
42
|
42
|
27
|
38
|
39
|
42
|
36
|
31
|
33
|
34
|
35
|
37
|
40
|
27
|
24
|
36
|
|||
|
2025/01
|
30
|
33
|
38
|
35
|
32
|
33
|
30
|
31
|
23
|
29
|
29
|
30
|
32
|
34
|
31
|
37
|
33
|
31
|
30
|
30
|
37
|
38
|
37
|
28
|
33
|
50
|
40
|
50
|
79
|
57
|
46
|
|
2024/12
|
26
|
25
|
25
|
24
|
25
|
23
|
28
|
26
|
24
|
29
|
37
|
39
|
32
|
27
|
21
|
22
|
34
|
27
|
24
|
21
|
25
|
23
|
20
|
25
|
26
|
33
|
37
|
36
|
25
|
27
|
28
|
|
2024/11
|
32
|
34
|
28
|
29
|
24
|
26
|
16
|
16
|
23
|
23
|
22
|
19
|
22
|
24
|
29
|
30
|
32
|
27
|
26
|
26
|
23
|
25
|
24
|
23
|
22
|
26
|
26
|
23
|
25
|
24
|
|
|
2024/10
|
19
|
17
|
19
|
17
|
16
|
17
|
20
|
20
|
23
|
24
|
25
|
30
|
24
|
28
|
29
|
21
|
22
|
29
|
34
|
28
|
29
|
32
|
30
|
17
|
18
|
26
|
27
|
36
|
32
|
29
|
31
|
|
2024/09
|
20
|
21
|
21
|
22
|
20
|
22
|
32
|
32
|
26
|
18
|
22
|
23
|
24
|
24
|
25
|
27
|
24
|
24
|
29
|
31
|
32
|
28
|
27
|
27
|
27
|
25
|
23
|
22
|
18
|
22
|
|
|
2024/08
|
23
|
24
|
17
|
16
|
15
|
17
|
20
|
18
|
21
|
17
|
18
|
28
|
25
|
39
|
38
|
22
|
24
|
21
|
18
|
22
|
22
|
25
|
27
|
26
|
22
|
25
|
27
|
27
|
26
|
30
|
22
|
|
2024/07
|
11
|
15
|
13
|
13
|
16
|
21
|
19
|
16
|
16
|
16
|
17
|
14
|
20
|
18
|
17
|
19
|
27
|
25
|
24
|
25
|
15
|
17
|
16
|
20
|
20
|
21
|
22
|
24
|
23
|
19
|
24
|
|
2024/06
|
41
|
37
|
34
|
32
|
30
|
26
|
26
|
25
|
22
|
26
|
35
|
28
|
18
|
18
|
17
|
23
|
28
|
29
|
33
|
37
|
37
|
32
|
21
|
18
|
16
|
22
|
18
|
15
|
15
|
12
|
|
|
2024/05
|
39
|
32
|
30
|
51
|
52
|
31
|
33
|
33
|
28
|
31
|
32
|
31
|
30
|
29
|
31
|
32
|
32
|
36
|
38
|
25
|
24
|
29
|
28
|
27
|
21
|
17
|
13
|
13
|
21
|
41
|
36
|
|
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