Air Quality
Excellent
No health implications.
6
PM2.5
16
PM10
27
O3
0.7
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
53
Good
Thu
23 Apr
51
Good
Fri
24 Apr
76
Good
Sat
25 Apr
80
Good
Sun
26 Apr
74
Good
Mon
27 Apr
71
Good
Tue
28 Apr
28
Excellent
Air quality in the last 12 months (Hukou)
|
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
|
|
|
2025/08
|
37
|
34
|
38
|
30
|
20
|
18
|
22
|
24
|
32
|
35
|
38
|
28
|
27
|
29
|
16
|
18
|
27
|
27
|
18
|
20
|
23
|
24
|
22
|
26
|
29
|
25
|
23
|
23
|
23
|
35
|
18
|
|
2025/07
|
20
|
30
|
37
|
33
|
32
|
40
|
38
|
42
|
27
|
29
|
40
|
27
|
26
|
38
|
34
|
34
|
30
|
28
|
31
|
17
|
15
|
16
|
18
|
25
|
23
|
26
|
23
|
26
|
20
|
27
|
26
|
|
2025/06
|
20
|
22
|
29
|
42
|
32
|
30
|
39
|
26
|
31
|
35
|
28
|
29
|
37
|
28
|
25
|
34
|
22
|
16
|
21
|
18
|
26
|
20
|
22
|
31
|
43
|
36
|
29
|
24
|
24
|
23
|
|
|
2025/05
|
55
|
52
|
58
|
54
|
34
|
91
|
142
|
42
|
36
|
58
|
50
|
56
|
50
|
64
|
82
|
34
|
43
|
87
|
41
|
33
|
28
|
27
|
37
|
62
|
70
|
69
|
69
|
52
|
40
|
31
|
32
|
|
2025/04
|
68
|
62
|
61
|
67
|
83
|
63
|
58
|
68
|
73
|
62
|
47
|
185
|
118
|
120
|
55
|
51
|
64
|
66
|
69
|
60
|
27
|
48
|
70
|
47
|
54
|
43
|
37
|
58
|
63
|
64
|
|
|
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