Air Quality
Excellent
No health implications.
18
PM2.5
35
PM10
4
O3
0.6
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
70
Good
Thu
25 Apr
49
Excellent
Fri
26 Apr
56
Good
Sat
27 Apr
64
Good
Sun
28 Apr
63
Good
Mon
29 Apr
58
Good
Air quality in the last 12 months (Kaihua)
|
2024/02
|
29
|
17
|
14
|
16
|
19
|
26
|
35
|
61
|
99
|
175
|
73
|
54
|
47
|
41
|
33
|
22
|
27
|
40
|
43
|
35
|
19
|
11
|
17
|
20
|
38
|
66
|
74
|
51
|
26
|
||
|
2024/01
|
131
|
116
|
59
|
49
|
51
|
50
|
130
|
145
|
113
|
59
|
79
|
56
|
53
|
56
|
119
|
70
|
67
|
73
|
31
|
15
|
41
|
44
|
35
|
37
|
43
|
54
|
57
|
58
|
72
|
58
|
55
|
|
2023/12
|
45
|
49
|
60
|
63
|
54
|
61
|
62
|
53
|
49
|
54
|
54
|
17
|
41
|
58
|
39
|
32
|
48
|
39
|
30
|
42
|
59
|
45
|
45
|
56
|
54
|
61
|
63
|
76
|
139
|
113
|
94
|
|
2023/11
|
46
|
43
|
43
|
54
|
48
|
24
|
36
|
44
|
45
|
20
|
17
|
17
|
48
|
49
|
53
|
42
|
76
|
66
|
52
|
51
|
47
|
45
|
51
|
75
|
51
|
55
|
60
|
55
|
59
|
68
|
|
|
2023/10
|
29
|
38
|
43
|
31
|
36
|
32
|
19
|
18
|
28
|
37
|
43
|
49
|
51
|
48
|
54
|
58
|
52
|
59
|
62
|
28
|
35
|
44
|
43
|
45
|
61
|
74
|
72
|
71
|
58
|
55
|
52
|
|
2023/09
|
38
|
39
|
38
|
33
|
29
|
35
|
37
|
39
|
44
|
49
|
50
|
53
|
26
|
16
|
18
|
20
|
29
|
33
|
36
|
37
|
22
|
24
|
22
|
30
|
37
|
43
|
52
|
45
|
42
|
31
|
|
|
2023/08
|
30
|
26
|
28
|
32
|
38
|
38
|
32
|
34
|
33
|
38
|
42
|
37
|
27
|
27
|
38
|
38
|
33
|
35
|
28
|
26
|
31
|
22
|
26
|
42
|
43
|
31
|
26
|
25
|
19
|
25
|
24
|
|
2023/07
|
36
|
34
|
27
|
25
|
26
|
31
|
29
|
30
|
31
|
33
|
36
|
34
|
34
|
36
|
38
|
32
|
28
|
26
|
25
|
19
|
22
|
21
|
21
|
29
|
30
|
25
|
18
|
13
|
18
|
22
|
25
|
|
2023/06
|
37
|
48
|
66
|
65
|
49
|
42
|
38
|
29
|
40
|
42
|
51
|
61
|
52
|
49
|
56
|
42
|
31
|
27
|
23
|
20
|
26
|
43
|
29
|
17
|
18
|
17
|
26
|
25
|
26
|
31
|
|
|
2023/05
|
57
|
43
|
37
|
40
|
27
|
25
|
24
|
35
|
45
|
48
|
53
|
53
|
49
|
60
|
58
|
63
|
30
|
33
|
52
|
73
|
58
|
33
|
65
|
55
|
42
|
41
|
37
|
40
|
40
|
41
|
46
|
|
2023/04
|
47
|
48
|
42
|
37
|
33
|
34
|
38
|
48
|
51
|
55
|
60
|
94
|
89
|
40
|
54
|
74
|
61
|
57
|
32
|
30
|
38
|
53
|
35
|
19
|
26
|
34
|
37
|
49
|
64
|
84
|
|
|
2023/03
|
61
|
72
|
78
|
64
|
60
|
53
|
53
|
60
|
59
|
54
|
51
|
67
|
69
|
52
|
55
|
79
|
52
|
33
|
31
|
37
|
48
|
37
|
23
|
27
|
31
|
40
|
78
|
78
|
56
|
30
|
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