Air Quality
Excellent
No health implications.
25
PM2.5
43
PM10
3
O3
0.5
CO
8
SO2
33
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
44
Excellent
Sun
28 Apr
47
Excellent
Mon
29 Apr
50
Excellent
Tue
30 Apr
47
Excellent
Wed
1 May
48
Excellent
Thu
2 May
46
Excellent
Fri
3 May
46
Excellent
Air quality in the last 12 months (Xiangcheng)
|
2024/02
|
49
|
37
|
36
|
22
|
26
|
23
|
19
|
18
|
46
|
65
|
48
|
46
|
51
|
47
|
46
|
39
|
42
|
68
|
39
|
32
|
22
|
35
|
29
|
38
|
50
|
45
|
35
|
51
|
47
|
||
|
2024/01
|
74
|
76
|
41
|
47
|
66
|
74
|
72
|
100
|
72
|
50
|
83
|
98
|
81
|
49
|
73
|
77
|
52
|
55
|
65
|
35
|
33
|
30
|
18
|
35
|
56
|
75
|
88
|
91
|
72
|
47
|
63
|
|
2023/12
|
53
|
46
|
49
|
47
|
47
|
46
|
37
|
56
|
66
|
75
|
58
|
50
|
32
|
53
|
46
|
24
|
27
|
36
|
48
|
16
|
26
|
50
|
44
|
36
|
54
|
62
|
60
|
61
|
56
|
69
|
76
|
|
2023/11
|
40
|
40
|
49
|
63
|
61
|
47
|
44
|
51
|
57
|
56
|
21
|
22
|
28
|
48
|
35
|
34
|
48
|
60
|
67
|
58
|
52
|
47
|
49
|
68
|
51
|
43
|
52
|
61
|
58
|
57
|
|
|
2023/10
|
38
|
37
|
48
|
44
|
24
|
27
|
21
|
25
|
26
|
31
|
27
|
33
|
37
|
33
|
47
|
53
|
62
|
65
|
77
|
40
|
27
|
28
|
33
|
40
|
55
|
43
|
32
|
27
|
40
|
46
|
44
|
|
2023/09
|
15
|
24
|
25
|
13
|
11
|
14
|
22
|
28
|
33
|
39
|
34
|
37
|
40
|
31
|
24
|
49
|
42
|
47
|
38
|
37
|
41
|
37
|
25
|
31
|
34
|
33
|
39
|
36
|
31
|
38
|
|
|
2023/08
|
29
|
29
|
28
|
33
|
32
|
35
|
37
|
33
|
31
|
27
|
28
|
22
|
29
|
30
|
29
|
32
|
24
|
31
|
31
|
21
|
31
|
23
|
27
|
27
|
37
|
35
|
30
|
25
|
39
|
19
|
19
|
|
2023/07
|
15
|
11
|
16
|
16
|
20
|
24
|
26
|
31
|
38
|
34
|
29
|
23
|
24
|
39
|
52
|
30
|
21
|
17
|
18
|
23
|
26
|
26
|
25
|
29
|
33
|
22
|
14
|
11
|
17
|
19
|
28
|
|
2023/06
|
39
|
37
|
43
|
35
|
29
|
27
|
26
|
26
|
22
|
15
|
31
|
33
|
37
|
40
|
26
|
19
|
22
|
25
|
27
|
25
|
26
|
29
|
16
|
17
|
17
|
11
|
16
|
23
|
16
|
15
|
|
|
2023/05
|
58
|
59
|
44
|
26
|
24
|
27
|
21
|
27
|
35
|
52
|
44
|
54
|
53
|
59
|
60
|
45
|
22
|
42
|
38
|
29
|
31
|
32
|
45
|
61
|
63
|
52
|
46
|
41
|
36
|
38
|
38
|
|
2023/04
|
27
|
43
|
46
|
48
|
26
|
28
|
24
|
55
|
48
|
51
|
48
|
57
|
55
|
62
|
40
|
52
|
53
|
26
|
31
|
30
|
30
|
47
|
66
|
49
|
42
|
22
|
40
|
53
|
47
|
36
|
|
|
2023/03
|
55
|
66
|
64
|
61
|
68
|
58
|
58
|
64
|
68
|
64
|
57
|
62
|
57
|
57
|
67
|
62
|
57
|
52
|
48
|
54
|
71
|
41
|
41
|
30
|
23
|
20
|
29
|
44
|
38
|
46
|
37
|
|
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