Air Quality
Excellent
No health implications.
19
PM2.5
42
PM10
158
O3
0.3
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 May
98
Good
Mon
12 May
109
Light
Tue
13 May
107
Light
Wed
14 May
94
Good
Thu
15 May
88
Good
Fri
16 May
96
Good
Sat
17 May
41
Excellent
Air quality in the last 12 months (Xiangcheng)
|
2025/02
|
105
|
121
|
147
|
52
|
55
|
53
|
90
|
55
|
56
|
64
|
100
|
120
|
120
|
86
|
81
|
78
|
69
|
73
|
102
|
65
|
72
|
102
|
108
|
54
|
72
|
102
|
101
|
92
|
|||
|
2025/01
|
125
|
144
|
138
|
213
|
109
|
71
|
58
|
60
|
45
|
62
|
77
|
61
|
89
|
134
|
53
|
60
|
73
|
103
|
122
|
161
|
162
|
226
|
112
|
106
|
122
|
81
|
38
|
92
|
264
|
162
|
115
|
|
2024/12
|
62
|
81
|
69
|
98
|
109
|
88
|
111
|
45
|
64
|
86
|
107
|
115
|
90
|
68
|
58
|
66
|
92
|
58
|
52
|
89
|
82
|
59
|
83
|
113
|
132
|
187
|
118
|
54
|
71
|
94
|
92
|
|
2024/11
|
126
|
106
|
110
|
78
|
55
|
80
|
60
|
59
|
66
|
82
|
97
|
109
|
94
|
118
|
122
|
86
|
38
|
39
|
33
|
53
|
66
|
97
|
66
|
53
|
49
|
46
|
63
|
53
|
45
|
59
|
|
|
2024/10
|
36
|
55
|
58
|
65
|
53
|
39
|
72
|
135
|
70
|
145
|
92
|
117
|
118
|
103
|
85
|
111
|
58
|
23
|
35
|
41
|
60
|
69
|
80
|
62
|
65
|
102
|
143
|
129
|
132
|
92
|
62
|
|
2024/09
|
44
|
37
|
36
|
45
|
53
|
38
|
56
|
58
|
51
|
52
|
36
|
27
|
30
|
56
|
46
|
50
|
47
|
24
|
35
|
48
|
25
|
32
|
51
|
54
|
62
|
57
|
50
|
54
|
55
|
33
|
|
|
2024/08
|
14
|
14
|
20
|
22
|
23
|
9
|
15
|
17
|
30
|
71
|
97
|
32
|
44
|
45
|
35
|
34
|
35
|
37
|
22
|
23
|
31
|
38
|
38
|
47
|
46
|
41
|
18
|
31
|
32
|
36
|
39
|
|
2024/07
|
36
|
29
|
34
|
12
|
23
|
17
|
21
|
31
|
25
|
52
|
40
|
28
|
31
|
38
|
25
|
29
|
16
|
11
|
17
|
17
|
22
|
23
|
26
|
30
|
37
|
33
|
13
|
10
|
9
|
14
|
16
|
|
2024/06
|
71
|
85
|
62
|
73
|
67
|
51
|
35
|
58
|
62
|
51
|
44
|
48
|
49
|
51
|
65
|
49
|
49
|
50
|
56
|
38
|
39
|
38
|
49
|
104
|
94
|
54
|
52
|
19
|
16
|
22
|
|
|
2024/05
|
61
|
57
|
52
|
50
|
57
|
58
|
62
|
61
|
55
|
65
|
155
|
132
|
106
|
78
|
124
|
64
|
71
|
61
|
64
|
59
|
55
|
51
|
48
|
48
|
68
|
57
|
54
|
53
|
73
|
85
|
96
|
|
2024/04
|
79
|
102
|
68
|
53
|
55
|
49
|
59
|
60
|
57
|
60
|
58
|
49
|
68
|
61
|
58
|
70
|
75
|
62
|
77
|
87
|
80
|
71
|
138
|
102
|
88
|
76
|
72
|
42
|
73
|
61
|
|
|
2024/03
|
106
|
97
|
72
|
96
|
143
|
123
|
108
|
64
|
61
|
81
|
86
|
101
|
104
|
88
|
100
|
108
|
130
|
99
|
103
|
108
|
87
|
73
|
76
|
50
|
50
|
54
|
51
|
70
|
59
|
72
|
90
|
|
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