Air Quality
Excellent
No health implications.
5
PM2.5
15
PM10
25
O3
0.4
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
58
Good
Mon
11 May
71
Good
Tue
12 May
74
Good
Wed
13 May
75
Good
Thu
14 May
44
Excellent
Fri
15 May
37
Excellent
Sat
16 May
50
Excellent
Air quality in the last 12 months (Yunhe)
|
2026/04
|
22
|
32
|
26
|
27
|
43
|
43
|
38
|
25
|
42
|
35
|
32
|
24
|
43
|
42
|
36
|
25
|
26
|
37
|
45
|
46
|
32
|
19
|
15
|
24
|
34
|
41
|
44
|
49
|
27
|
21
|
|
|
2026/03
|
16
|
19
|
26
|
51
|
24
|
40
|
52
|
44
|
43
|
38
|
35
|
41
|
47
|
46
|
47
|
40
|
39
|
44
|
18
|
36
|
26
|
30
|
26
|
18
|
26
|
34
|
31
|
31
|
26
|
28
|
22
|
|
2026/02
|
30
|
37
|
50
|
48
|
56
|
38
|
15
|
34
|
32
|
34
|
38
|
46
|
52
|
42
|
34
|
14
|
42
|
46
|
38
|
30
|
30
|
31
|
84
|
45
|
18
|
17
|
13
|
14
|
|||
|
2026/01
|
24
|
25
|
60
|
62
|
48
|
44
|
47
|
46
|
46
|
45
|
53
|
58
|
51
|
54
|
52
|
55
|
72
|
77
|
54
|
13
|
37
|
58
|
73
|
64
|
57
|
55
|
22
|
53
|
52
|
26
|
13
|
|
2025/12
|
57
|
95
|
49
|
50
|
47
|
54
|
62
|
78
|
68
|
40
|
48
|
74
|
39
|
37
|
46
|
51
|
56
|
95
|
82
|
60
|
74
|
38
|
45
|
51
|
28
|
46
|
45
|
47
|
46
|
67
|
65
|
|
2025/11
|
35
|
48
|
56
|
23
|
26
|
41
|
30
|
35
|
15
|
37
|
30
|
17
|
28
|
37
|
60
|
56
|
46
|
24
|
26
|
33
|
46
|
52
|
50
|
48
|
66
|
74
|
64
|
63
|
58
|
53
|
|
|
2025/10
|
34
|
21
|
19
|
24
|
24
|
29
|
35
|
38
|
35
|
30
|
36
|
31
|
34
|
26
|
19
|
29
|
31
|
28
|
18
|
20
|
26
|
24
|
31
|
34
|
37
|
47
|
38
|
47
|
26
|
25
|
24
|
|
2025/09
|
22
|
20
|
21
|
28
|
26
|
19
|
15
|
21
|
18
|
14
|
17
|
21
|
26
|
18
|
26
|
18
|
18
|
16
|
16
|
25
|
22
|
32
|
21
|
16
|
23
|
25
|
24
|
29
|
36
|
38
|
|
|
2025/08
|
30
|
29
|
25
|
20
|
17
|
21
|
18
|
23
|
26
|
32
|
30
|
23
|
13
|
11
|
11
|
13
|
14
|
16
|
17
|
21
|
18
|
16
|
23
|
19
|
17
|
17
|
14
|
12
|
13
|
15
|
26
|
|
2025/07
|
11
|
15
|
24
|
24
|
17
|
12
|
12
|
19
|
13
|
17
|
19
|
19
|
21
|
23
|
29
|
32
|
29
|
23
|
13
|
13
|
10
|
15
|
20
|
21
|
25
|
13
|
18
|
20
|
22
|
25
|
21
|
|
2025/06
|
30
|
30
|
16
|
29
|
26
|
31
|
32
|
36
|
22
|
19
|
17
|
16
|
11
|
21
|
16
|
18
|
26
|
19
|
26
|
20
|
20
|
21
|
20
|
20
|
25
|
24
|
26
|
21
|
26
|
17
|
|
|
2025/05
|
41
|
46
|
50
|
49
|
34
|
44
|
73
|
44
|
36
|
39
|
37
|
37
|
33
|
32
|
42
|
39
|
34
|
23
|
25
|
25
|
28
|
29
|
27
|
31
|
56
|
57
|
47
|
27
|
14
|
31
|
39
|
|
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