Air Quality
Excellent
No health implications.
9
PM2.5
16
PM10
45
O3
0.6
CO
3
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Oct
86
Good
Mon
26 Oct
65
Good
Tue
27 Oct
53
Good
Wed
28 Oct
72
Good
Thu
29 Oct
69
Good
Fri
30 Oct
53
Good
Sat
31 Oct
42
Excellent
Air quality in the last 12 months (Huailai)
|
2026/08
|
27
|
31
|
22
|
23
|
25
|
28
|
28
|
23
|
33
|
46
|
39
|
22
|
19
|
22
|
28
|
22
|
19
|
26
|
33
|
41
|
46
|
44
|
41
|
33
|
33
|
23
|
21
|
26
|
23
|
17
|
18
|
|
2026/07
|
32
|
45
|
65
|
33
|
28
|
25
|
27
|
28
|
40
|
31
|
25
|
28
|
45
|
29
|
33
|
27
|
34
|
31
|
37
|
35
|
31
|
27
|
30
|
32
|
39
|
40
|
39
|
37
|
28
|
27
|
29
|
|
2026/06
|
34
|
58
|
34
|
24
|
25
|
22
|
19
|
22
|
19
|
16
|
22
|
31
|
37
|
31
|
50
|
29
|
27
|
43
|
51
|
24
|
26
|
37
|
35
|
38
|
27
|
26
|
40
|
51
|
51
|
34
|
|
|
2026/05
|
59
|
41
|
24
|
32
|
57
|
47
|
28
|
37
|
62
|
43
|
35
|
69
|
79
|
88
|
73
|
49
|
21
|
29
|
38
|
42
|
35
|
30
|
41
|
58
|
48
|
31
|
34
|
30
|
27
|
36
|
42
|
|
2026/04
|
40
|
71
|
80
|
60
|
48
|
26
|
32
|
68
|
40
|
29
|
46
|
61
|
63
|
75
|
87
|
74
|
48
|
73
|
124
|
78
|
49
|
58
|
62
|
60
|
59
|
47
|
46
|
25
|
25
|
41
|
|
|
2026/03
|
84
|
91
|
58
|
50
|
55
|
22
|
50
|
69
|
27
|
59
|
28
|
83
|
105
|
32
|
55
|
55
|
99
|
28
|
44
|
48
|
74
|
48
|
80
|
98
|
101
|
80
|
31
|
62
|
44
|
24
|
41
|
|
2026/02
|
33
|
26
|
52
|
61
|
31
|
14
|
15
|
31
|
57
|
62
|
40
|
56
|
67
|
54
|
22
|
27
|
64
|
32
|
55
|
90
|
215
|
35
|
35
|
55
|
96
|
68
|
45
|
58
|
|||
|
2026/01
|
34
|
32
|
49
|
43
|
32
|
34
|
32
|
59
|
77
|
28
|
28
|
45
|
40
|
68
|
112
|
47
|
32
|
33
|
14
|
18
|
21
|
37
|
38
|
41
|
36
|
54
|
37
|
54
|
70
|
88
|
62
|
|
2025/12
|
25
|
22
|
32
|
26
|
48
|
65
|
43
|
34
|
59
|
84
|
48
|
42
|
27
|
52
|
67
|
53
|
58
|
112
|
113
|
21
|
29
|
60
|
44
|
26
|
21
|
41
|
52
|
54
|
29
|
26
|
23
|
|
2025/11
|
14
|
18
|
46
|
59
|
111
|
121
|
55
|
52
|
33
|
37
|
52
|
55
|
30
|
53
|
62
|
24
|
17
|
26
|
41
|
29
|
43
|
56
|
84
|
52
|
36
|
72
|
36
|
69
|
90
|
91
|
|
|
2025/10
|
35
|
45
|
34
|
39
|
44
|
25
|
34
|
18
|
7
|
9
|
21
|
27
|
40
|
43
|
53
|
43
|
13
|
14
|
13
|
19
|
24
|
35
|
53
|
69
|
69
|
13
|
27
|
56
|
112
|
88
|
43
|
|
2025/09
|
22
|
34
|
41
|
40
|
34
|
26
|
25
|
24
|
40
|
41
|
47
|
47
|
42
|
27
|
25
|
19
|
13
|
14
|
22
|
29
|
32
|
28
|
30
|
30
|
32
|
39
|
44
|
31
|
25
|
31
|
|
|
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