Air Quality
Excellent
No health implications.
13
PM2.5
19
PM10
44
O3
0.8
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Feb
64
Good
Thu
12 Feb
74
Good
Fri
13 Feb
64
Good
Sat
14 Feb
59
Good
Sun
15 Feb
58
Good
Mon
16 Feb
81
Good
Tue
17 Feb
27
Excellent
HengZhou City Air quality rank
Air quality in the last 12 months (HengZhou City)
|
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
|
|
|
2025/08
|
27
|
20
|
33
|
31
|
23
|
17
|
19
|
28
|
31
|
26
|
25
|
30
|
30
|
32
|
17
|
22
|
25
|
16
|
14
|
25
|
27
|
24
|
31
|
29
|
22
|
21
|
29
|
22
|
24
|
25
|
21
|
|
2025/07
|
19
|
22
|
23
|
21
|
35
|
34
|
25
|
25
|
27
|
34
|
28
|
22
|
24
|
27
|
24
|
26
|
29
|
33
|
43
|
25
|
12
|
11
|
13
|
19
|
27
|
30
|
41
|
37
|
29
|
40
|
29
|
|
2025/06
|
19
|
28
|
16
|
35
|
35
|
21
|
22
|
24
|
28
|
27
|
22
|
20
|
13
|
17
|
22
|
18
|
23
|
23
|
19
|
23
|
24
|
25
|
26
|
22
|
15
|
27
|
14
|
20
|
21
|
16
|
|
|
2025/05
|
29
|
45
|
30
|
33
|
31
|
29
|
37
|
26
|
19
|
28
|
32
|
45
|
40
|
25
|
18
|
23
|
21
|
24
|
24
|
24
|
22
|
23
|
22
|
12
|
35
|
38
|
49
|
48
|
17
|
21
|
21
|
|
2025/04
|
41
|
61
|
74
|
67
|
124
|
91
|
74
|
62
|
52
|
44
|
47
|
68
|
170
|
172
|
134
|
106
|
90
|
72
|
48
|
34
|
32
|
33
|
44
|
44
|
23
|
29
|
33
|
26
|
44
|
36
|
|
|
2025/03
|
34
|
28
|
40
|
41
|
33
|
17
|
33
|
34
|
33
|
60
|
48
|
36
|
32
|
38
|
21
|
25
|
52
|
38
|
39
|
59
|
79
|
77
|
72
|
61
|
51
|
45
|
42
|
64
|
26
|
11
|
21
|
|
2025/02
|
54
|
32
|
14
|
43
|
73
|
48
|
15
|
41
|
59
|
85
|
106
|
42
|
51
|
106
|
75
|
37
|
41
|
33
|
72
|
71
|
33
|
51
|
16
|
43
|
135
|
43
|
52
|
56
|
|||
|
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