Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
61
PM10
123
O3
0.6
CO
7
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
26 Apr
48
Excellent
Sat
27 Apr
47
Excellent
Sun
28 Apr
52
Good
Mon
29 Apr
54
Good
Tue
30 Apr
47
Excellent
Wed
1 May
45
Excellent
Thu
2 May
47
Excellent
Air quality in the last 12 months (HengZhou City)
|
2024/02
|
40
|
40
|
47
|
32
|
23
|
17
|
13
|
21
|
42
|
177
|
110
|
89
|
57
|
56
|
47
|
31
|
64
|
45
|
47
|
47
|
57
|
36
|
13
|
11
|
16
|
13
|
15
|
12
|
14
|
||
|
2024/01
|
95
|
66
|
26
|
52
|
74
|
118
|
80
|
65
|
49
|
32
|
40
|
40
|
50
|
66
|
70
|
69
|
60
|
61
|
63
|
37
|
31
|
18
|
31
|
37
|
46
|
63
|
44
|
29
|
22
|
34
|
60
|
|
2023/12
|
65
|
59
|
51
|
29
|
35
|
37
|
60
|
63
|
61
|
52
|
46
|
46
|
55
|
47
|
45
|
28
|
22
|
13
|
11
|
28
|
47
|
58
|
51
|
52
|
61
|
84
|
99
|
97
|
91
|
74
|
82
|
|
2023/11
|
58
|
64
|
54
|
49
|
37
|
39
|
38
|
51
|
36
|
39
|
39
|
19
|
10
|
20
|
35
|
23
|
50
|
59
|
69
|
77
|
83
|
80
|
82
|
78
|
68
|
78
|
67
|
68
|
80
|
51
|
|
|
2023/10
|
44
|
37
|
39
|
42
|
44
|
30
|
35
|
26
|
27
|
18
|
18
|
24
|
44
|
57
|
47
|
55
|
57
|
53
|
23
|
19
|
22
|
27
|
39
|
50
|
56
|
60
|
57
|
27
|
22
|
28
|
48
|
|
2023/09
|
37
|
34
|
22
|
21
|
32
|
44
|
29
|
24
|
19
|
17
|
14
|
15
|
19
|
18
|
16
|
19
|
28
|
25
|
28
|
31
|
28
|
42
|
42
|
46
|
34
|
39
|
48
|
40
|
37
|
36
|
|
|
2023/08
|
23
|
24
|
25
|
18
|
18
|
18
|
18
|
21
|
23
|
27
|
28
|
29
|
27
|
32
|
30
|
35
|
35
|
34
|
34
|
32
|
35
|
28
|
36
|
27
|
26
|
32
|
29
|
23
|
18
|
27
|
35
|
|
2023/07
|
32
|
29
|
24
|
29
|
25
|
23
|
25
|
24
|
27
|
31
|
28
|
31
|
26
|
35
|
47
|
50
|
51
|
22
|
21
|
24
|
27
|
31
|
29
|
29
|
29
|
40
|
55
|
57
|
33
|
35
|
21
|
|
2023/06
|
41
|
43
|
42
|
37
|
30
|
29
|
20
|
18
|
20
|
26
|
40
|
41
|
36
|
34
|
40
|
29
|
30
|
28
|
30
|
29
|
29
|
25
|
19
|
22
|
17
|
20
|
27
|
31
|
25
|
26
|
|
|
2023/05
|
71
|
42
|
35
|
31
|
45
|
55
|
33
|
19
|
32
|
35
|
19
|
20
|
25
|
40
|
49
|
36
|
45
|
60
|
56
|
49
|
51
|
49
|
34
|
48
|
35
|
31
|
27
|
32
|
35
|
50
|
58
|
|
2023/04
|
36
|
43
|
36
|
42
|
59
|
38
|
31
|
64
|
68
|
36
|
40
|
57
|
53
|
56
|
47
|
65
|
59
|
53
|
47
|
58
|
67
|
45
|
47
|
24
|
18
|
35
|
50
|
46
|
37
|
76
|
|
|
2023/03
|
66
|
80
|
92
|
78
|
101
|
68
|
56
|
52
|
61
|
67
|
56
|
72
|
92
|
92
|
76
|
54
|
46
|
54
|
55
|
47
|
42
|
57
|
65
|
53
|
25
|
22
|
18
|
24
|
18
|
28
|
33
|
|
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