Air Quality
Excellent
No health implications.
15
PM2.5
37
PM10
113
O3
0.5
CO
6
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
97
Good
Tue
29 Apr
111
Light
Wed
30 Apr
134
Light
Thu
1 May
98
Good
Fri
2 May
111
Light
Sat
3 May
87
Good
Sun
4 May
34
Excellent
Air quality in the last 12 months (Xiangcheng)
|
2025/02
|
27
|
68
|
75
|
71
|
49
|
42
|
54
|
38
|
47
|
57
|
39
|
90
|
47
|
42
|
92
|
104
|
60
|
48
|
57
|
35
|
37
|
65
|
81
|
83
|
110
|
113
|
124
|
76
|
|||
|
2025/01
|
88
|
56
|
66
|
56
|
92
|
92
|
76
|
76
|
40
|
53
|
69
|
74
|
91
|
124
|
43
|
64
|
76
|
82
|
105
|
170
|
164
|
64
|
40
|
43
|
30
|
52
|
50
|
50
|
98
|
70
|
51
|
|
2024/12
|
67
|
84
|
71
|
37
|
61
|
129
|
160
|
37
|
53
|
46
|
62
|
54
|
74
|
72
|
66
|
67
|
86
|
81
|
39
|
59
|
85
|
51
|
48
|
57
|
90
|
141
|
59
|
64
|
72
|
81
|
88
|
|
2024/11
|
11
|
52
|
76
|
75
|
34
|
31
|
25
|
30
|
35
|
38
|
44
|
43
|
47
|
41
|
62
|
35
|
20
|
27
|
29
|
35
|
61
|
84
|
20
|
30
|
37
|
36
|
65
|
72
|
55
|
59
|
|
|
2024/10
|
19
|
26
|
23
|
24
|
19
|
13
|
16
|
37
|
45
|
67
|
73
|
63
|
25
|
37
|
58
|
36
|
33
|
36
|
27
|
44
|
28
|
37
|
43
|
24
|
28
|
19
|
19
|
55
|
28
|
30
|
24
|
|
2024/09
|
36
|
39
|
21
|
30
|
31
|
39
|
53
|
39
|
23
|
33
|
10
|
30
|
15
|
22
|
23
|
15
|
18
|
23
|
22
|
14
|
21
|
30
|
29
|
42
|
50
|
19
|
29
|
35
|
37
|
39
|
|
|
2024/08
|
35
|
26
|
40
|
34
|
41
|
38
|
44
|
38
|
41
|
42
|
44
|
31
|
38
|
27
|
21
|
33
|
27
|
21
|
19
|
26
|
24
|
35
|
37
|
26
|
32
|
32
|
35
|
29
|
20
|
28
|
34
|
|
2024/07
|
24
|
23
|
20
|
29
|
29
|
34
|
26
|
34
|
38
|
22
|
26
|
25
|
18
|
21
|
53
|
32
|
34
|
31
|
32
|
30
|
35
|
34
|
26
|
23
|
27
|
25
|
20
|
20
|
20
|
22
|
26
|
|
2024/06
|
29
|
25
|
40
|
48
|
40
|
20
|
20
|
33
|
30
|
23
|
22
|
35
|
51
|
39
|
36
|
32
|
26
|
21
|
16
|
27
|
31
|
15
|
21
|
24
|
31
|
15
|
11
|
17
|
25
|
17
|
|
|
2024/05
|
37
|
34
|
37
|
35
|
27
|
40
|
59
|
40
|
27
|
39
|
53
|
65
|
77
|
52
|
49
|
38
|
50
|
40
|
31
|
33
|
29
|
43
|
34
|
33
|
25
|
36
|
24
|
26
|
29
|
45
|
55
|
|
2024/04
|
69
|
30
|
26
|
53
|
45
|
53
|
41
|
24
|
64
|
57
|
52
|
39
|
29
|
22
|
58
|
46
|
26
|
78
|
93
|
44
|
43
|
36
|
38
|
54
|
40
|
46
|
34
|
23
|
31
|
36
|
|
|
2024/03
|
42
|
61
|
75
|
45
|
29
|
57
|
63
|
99
|
89
|
60
|
63
|
94
|
48
|
58
|
58
|
42
|
65
|
67
|
74
|
114
|
71
|
66
|
74
|
70
|
45
|
37
|
47
|
49
|
48
|
65
|
77
|
|
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