Air Quality
Excellent
No health implications.
10
PM2.5
23
PM10
69
O3
0.5
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Oct
76
Good
Mon
19 Oct
78
Good
Tue
20 Oct
70
Good
Wed
21 Oct
55
Good
Thu
22 Oct
56
Good
Fri
23 Oct
65
Good
Sat
24 Oct
19
Excellent
Air quality in the last 12 months (Hukou)
|
2026/08
|
25
|
24
|
29
|
45
|
44
|
33
|
33
|
27
|
23
|
16
|
18
|
20
|
24
|
15
|
17
|
23
|
34
|
40
|
41
|
36
|
29
|
27
|
28
|
25
|
22
|
28
|
36
|
31
|
25
|
28
|
24
|
|
2026/07
|
19
|
13
|
24
|
20
|
12
|
16
|
13
|
18
|
25
|
31
|
33
|
20
|
21
|
24
|
18
|
21
|
24
|
24
|
16
|
19
|
17
|
19
|
23
|
34
|
36
|
25
|
18
|
16
|
16
|
19
|
21
|
|
2026/06
|
71
|
70
|
43
|
33
|
53
|
37
|
47
|
44
|
28
|
38
|
39
|
35
|
27
|
35
|
46
|
38
|
33
|
27
|
14
|
22
|
21
|
23
|
22
|
21
|
27
|
36
|
58
|
50
|
39
|
20
|
|
|
2026/05
|
29
|
37
|
38
|
26
|
31
|
31
|
45
|
34
|
29
|
37
|
47
|
57
|
49
|
33
|
23
|
28
|
30
|
26
|
32
|
30
|
34
|
33
|
19
|
23
|
22
|
27
|
37
|
39
|
51
|
54
|
68
|
|
2026/04
|
40
|
39
|
23
|
33
|
50
|
48
|
66
|
35
|
27
|
39
|
52
|
29
|
39
|
25
|
35
|
53
|
47
|
52
|
58
|
50
|
25
|
20
|
24
|
23
|
29
|
37
|
57
|
37
|
26
|
32
|
|
|
2026/03
|
25
|
29
|
42
|
73
|
70
|
56
|
78
|
65
|
70
|
69
|
52
|
53
|
58
|
67
|
110
|
46
|
22
|
17
|
57
|
72
|
78
|
43
|
61
|
59
|
74
|
57
|
62
|
54
|
48
|
41
|
41
|
|
2026/02
|
43
|
61
|
87
|
70
|
85
|
69
|
35
|
59
|
58
|
61
|
79
|
74
|
73
|
40
|
52
|
37
|
84
|
67
|
62
|
48
|
37
|
72
|
103
|
31
|
31
|
25
|
19
|
48
|
|||
|
2026/01
|
25
|
40
|
60
|
66
|
55
|
55
|
43
|
53
|
50
|
66
|
66
|
59
|
73
|
62
|
80
|
116
|
165
|
141
|
53
|
32
|
50
|
49
|
64
|
67
|
91
|
99
|
50
|
58
|
85
|
29
|
29
|
|
2025/12
|
105
|
105
|
77
|
72
|
66
|
70
|
88
|
127
|
90
|
133
|
138
|
98
|
41
|
59
|
54
|
59
|
129
|
183
|
126
|
157
|
59
|
44
|
50
|
52
|
66
|
59
|
64
|
65
|
80
|
141
|
78
|
|
2025/11
|
66
|
67
|
86
|
80
|
86
|
86
|
44
|
35
|
35
|
70
|
54
|
41
|
47
|
70
|
98
|
92
|
70
|
27
|
41
|
54
|
69
|
81
|
81
|
73
|
94
|
76
|
98
|
104
|
78
|
67
|
|
|
2025/10
|
41
|
49
|
43
|
44
|
54
|
42
|
65
|
73
|
64
|
60
|
78
|
66
|
65
|
48
|
87
|
41
|
55
|
21
|
13
|
30
|
25
|
30
|
30
|
47
|
74
|
84
|
68
|
97
|
127
|
121
|
50
|
|
2025/09
|
22
|
32
|
38
|
38
|
44
|
43
|
38
|
44
|
18
|
17
|
18
|
23
|
34
|
21
|
26
|
41
|
45
|
31
|
45
|
25
|
44
|
39
|
46
|
14
|
17
|
25
|
37
|
56
|
43
|
47
|
|
|
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