Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
52
*
PM10
131
O3
0.7
CO
10
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
11 Oct
84
Good
Mon
12 Oct
91
Good
Tue
13 Oct
82
Good
Wed
14 Oct
83
Good
Thu
15 Oct
73
Good
Fri
16 Oct
68
Good
Sat
17 Oct
25
Excellent
Air quality in the last 12 months (Hengzhou)
|
2026/08
|
21
|
19
|
21
|
20
|
20
|
23
|
36
|
42
|
38
|
35
|
43
|
42
|
31
|
30
|
27
|
30
|
33
|
31
|
28
|
26
|
19
|
19
|
21
|
28
|
22
|
21
|
18
|
25
|
25
|
23
|
22
|
|
2026/07
|
22
|
26
|
19
|
15
|
14
|
13
|
13
|
15
|
22
|
23
|
22
|
31
|
29
|
34
|
21
|
19
|
23
|
28
|
33
|
25
|
19
|
31
|
26
|
33
|
49
|
50
|
42
|
25
|
21
|
16
|
17
|
|
2026/06
|
36
|
30
|
25
|
31
|
32
|
27
|
25
|
25
|
25
|
29
|
44
|
42
|
23
|
21
|
22
|
23
|
20
|
24
|
28
|
26
|
26
|
26
|
28
|
28
|
28
|
21
|
21
|
30
|
25
|
21
|
|
|
2026/05
|
43
|
42
|
25
|
25
|
43
|
38
|
26
|
20
|
30
|
42
|
47
|
40
|
21
|
34
|
40
|
21
|
17
|
19
|
20
|
23
|
20
|
21
|
27
|
29
|
27
|
33
|
32
|
35
|
34
|
29
|
36
|
|
2026/04
|
29
|
50
|
49
|
35
|
67
|
68
|
72
|
56
|
49
|
54
|
58
|
59
|
52
|
53
|
44
|
48
|
32
|
44
|
53
|
39
|
41
|
37
|
20
|
31
|
43
|
51
|
32
|
28
|
23
|
30
|
|
|
2026/03
|
29
|
32
|
18
|
24
|
41
|
43
|
55
|
70
|
51
|
19
|
36
|
49
|
65
|
54
|
54
|
50
|
41
|
39
|
49
|
45
|
39
|
66
|
59
|
47
|
58
|
42
|
44
|
63
|
51
|
36
|
39
|
|
2026/02
|
35
|
53
|
70
|
75
|
56
|
54
|
50
|
32
|
47
|
59
|
25
|
41
|
54
|
66
|
48
|
55
|
65
|
49
|
59
|
40
|
72
|
58
|
55
|
44
|
68
|
49
|
39
|
36
|
|||
|
2026/01
|
58
|
22
|
42
|
77
|
33
|
32
|
46
|
66
|
79
|
91
|
85
|
72
|
108
|
107
|
93
|
78
|
106
|
102
|
69
|
60
|
34
|
24
|
50
|
66
|
82
|
72
|
38
|
50
|
62
|
50
|
28
|
|
2025/12
|
76
|
63
|
70
|
85
|
80
|
83
|
100
|
69
|
85
|
91
|
97
|
108
|
35
|
48
|
58
|
60
|
58
|
60
|
68
|
58
|
68
|
70
|
61
|
23
|
25
|
48
|
57
|
77
|
88
|
76
|
74
|
|
2025/11
|
31
|
30
|
17
|
9
|
13
|
35
|
34
|
34
|
23
|
18
|
15
|
23
|
36
|
41
|
52
|
62
|
72
|
29
|
21
|
27
|
33
|
50
|
60
|
57
|
40
|
59
|
53
|
69
|
80
|
87
|
|
|
2025/10
|
37
|
26
|
21
|
30
|
27
|
11
|
20
|
35
|
39
|
41
|
44
|
40
|
27
|
23
|
20
|
30
|
46
|
47
|
28
|
18
|
16
|
15
|
21
|
34
|
44
|
46
|
44
|
42
|
55
|
49
|
39
|
|
2025/09
|
20
|
19
|
22
|
25
|
22
|
22
|
40
|
27
|
15
|
16
|
21
|
21
|
21
|
26
|
25
|
26
|
21
|
25
|
40
|
42
|
21
|
16
|
20
|
15
|
10
|
19
|
25
|
26
|
26
|
27
|
|
|
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