Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
88
O3
0.6
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Sep
58
Good
Sun
27 Sep
51
Good
Mon
28 Sep
46
Excellent
Tue
29 Sep
43
Excellent
Wed
30 Sep
47
Excellent
Thu
1 Oct
41
Excellent
Fri
2 Oct
42
Excellent
Air quality in the last 12 months (HengZhou City)
|
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