Air Quality
Excellent
No health implications.
33
PM2.5
46
PM10
22
O3
0.7
CO
2
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
52
Good
Fri
9 Jan
49
Excellent
Sat
10 Jan
39
Excellent
Sun
11 Jan
43
Excellent
Mon
12 Jan
46
Excellent
Tue
13 Jan
48
Excellent
Wed
14 Jan
34
Excellent
Huailai Air quality rank
Air quality in the last 12 months (Huailai)
|
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
|
|
|
2025/08
|
39
|
47
|
25
|
31
|
20
|
24
|
22
|
22
|
18
|
20
|
32
|
31
|
20
|
34
|
46
|
18
|
27
|
34
|
17
|
20
|
22
|
27
|
19
|
19
|
24
|
24
|
12
|
21
|
33
|
31
|
28
|
|
2025/07
|
29
|
32
|
22
|
29
|
18
|
17
|
28
|
30
|
38
|
27
|
50
|
46
|
19
|
32
|
39
|
19
|
13
|
24
|
51
|
15
|
18
|
31
|
35
|
21
|
18
|
25
|
26
|
23
|
12
|
16
|
30
|
|
2025/06
|
55
|
15
|
11
|
18
|
33
|
28
|
21
|
37
|
38
|
27
|
48
|
69
|
52
|
41
|
12
|
16
|
32
|
50
|
32
|
23
|
21
|
28
|
42
|
43
|
51
|
63
|
64
|
52
|
41
|
39
|
|
|
2025/05
|
24
|
26
|
18
|
30
|
62
|
33
|
58
|
85
|
18
|
39
|
34
|
52
|
59
|
24
|
45
|
73
|
42
|
30
|
35
|
72
|
67
|
59
|
52
|
39
|
44
|
34
|
34
|
46
|
59
|
65
|
51
|
|
2025/04
|
30
|
24
|
54
|
62
|
23
|
56
|
60
|
35
|
43
|
49
|
116
|
72
|
56
|
38
|
41
|
83
|
72
|
18
|
30
|
58
|
67
|
34
|
53
|
29
|
39
|
66
|
23
|
34
|
50
|
32
|
|
|
2025/03
|
132
|
87
|
33
|
46
|
45
|
24
|
50
|
81
|
100
|
118
|
149
|
69
|
86
|
71
|
39
|
20
|
24
|
23
|
24
|
28
|
29
|
58
|
188
|
87
|
60
|
98
|
40
|
24
|
21
|
36
|
40
|
|
2025/02
|
85
|
47
|
9
|
18
|
23
|
52
|
13
|
15
|
25
|
49
|
80
|
30
|
46
|
50
|
69
|
21
|
19
|
26
|
20
|
19
|
19
|
19
|
15
|
34
|
32
|
44
|
78
|
86
|
|||
|
2025/01
|
46
|
25
|
27
|
38
|
38
|
12
|
11
|
19
|
18
|
22
|
44
|
28
|
32
|
19
|
25
|
43
|
54
|
56
|
37
|
50
|
39
|
37
|
71
|
87
|
114
|
105
|
13
|
19
|
83
|
49
|
71
|
|
2024/12
|
38
|
14
|
25
|
27
|
16
|
16
|
13
|
25
|
39
|
43
|
42
|
51
|
24
|
23
|
33
|
35
|
20
|
22
|
36
|
34
|
19
|
31
|
43
|
58
|
56
|
23
|
17
|
42
|
70
|
69
|
46
|
|
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