Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
35
O3
0.6
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Oct
39
Excellent
Wed
21 Oct
49
Excellent
Thu
22 Oct
61
Good
Fri
23 Oct
71
Good
Sat
24 Oct
71
Good
Sun
25 Oct
81
Good
Mon
26 Oct
27
Excellent
Air quality in the last 12 months (Xiaonan)
|
2026/08
|
22
|
32
|
38
|
47
|
46
|
37
|
42
|
49
|
47
|
34
|
20
|
21
|
18
|
26
|
22
|
24
|
33
|
40
|
45
|
40
|
33
|
30
|
25
|
27
|
30
|
31
|
37
|
45
|
33
|
32
|
39
|
|
2026/07
|
30
|
24
|
22
|
16
|
16
|
20
|
17
|
22
|
21
|
26
|
33
|
28
|
33
|
38
|
27
|
25
|
24
|
27
|
40
|
39
|
47
|
24
|
30
|
36
|
36
|
45
|
27
|
20
|
23
|
22
|
23
|
|
2026/06
|
70
|
72
|
53
|
58
|
76
|
60
|
41
|
29
|
38
|
48
|
57
|
48
|
27
|
35
|
44
|
60
|
60
|
38
|
25
|
31
|
28
|
25
|
22
|
21
|
25
|
35
|
62
|
67
|
61
|
35
|
|
|
2026/05
|
52
|
37
|
44
|
39
|
46
|
45
|
55
|
47
|
50
|
47
|
53
|
71
|
49
|
41
|
37
|
39
|
34
|
24
|
26
|
27
|
33
|
33
|
35
|
29
|
25
|
20
|
26
|
43
|
51
|
45
|
62
|
|
2026/04
|
60
|
58
|
42
|
68
|
81
|
89
|
72
|
55
|
26
|
37
|
59
|
52
|
31
|
28
|
34
|
39
|
45
|
60
|
63
|
75
|
42
|
26
|
34
|
44
|
52
|
54
|
59
|
36
|
29
|
41
|
|
|
2026/03
|
30
|
33
|
50
|
90
|
80
|
65
|
88
|
68
|
78
|
85
|
67
|
90
|
64
|
80
|
72
|
44
|
46
|
55
|
85
|
94
|
91
|
71
|
75
|
84
|
91
|
97
|
76
|
60
|
71
|
46
|
64
|
|
2026/02
|
69
|
99
|
97
|
92
|
126
|
138
|
68
|
78
|
65
|
76
|
95
|
103
|
84
|
69
|
92
|
41
|
108
|
101
|
109
|
63
|
63
|
114
|
112
|
44
|
46
|
28
|
51
|
48
|
|||
|
2026/01
|
46
|
72
|
82
|
79
|
93
|
64
|
62
|
64
|
73
|
94
|
79
|
83
|
89
|
98
|
117
|
135
|
155
|
107
|
30
|
55
|
54
|
88
|
93
|
107
|
103
|
164
|
97
|
93
|
75
|
42
|
52
|
|
2025/12
|
108
|
84
|
51
|
68
|
75
|
99
|
124
|
107
|
146
|
161
|
203
|
102
|
45
|
60
|
72
|
79
|
167
|
198
|
158
|
159
|
70
|
53
|
47
|
96
|
72
|
75
|
85
|
102
|
100
|
151
|
75
|
|
2025/11
|
80
|
90
|
81
|
85
|
85
|
60
|
25
|
33
|
59
|
71
|
63
|
38
|
46
|
84
|
93
|
104
|
62
|
28
|
33
|
50
|
76
|
88
|
123
|
111
|
89
|
77
|
106
|
89
|
79
|
91
|
|
|
2025/10
|
35
|
37
|
16
|
36
|
57
|
56
|
28
|
48
|
59
|
34
|
26
|
36
|
17
|
28
|
36
|
26
|
23
|
12
|
19
|
26
|
23
|
29
|
39
|
39
|
70
|
80
|
68
|
75
|
93
|
49
|
54
|
|
2025/09
|
18
|
29
|
28
|
36
|
35
|
28
|
41
|
38
|
21
|
22
|
22
|
18
|
18
|
19
|
24
|
35
|
21
|
19
|
16
|
20
|
33
|
26
|
12
|
15
|
18
|
19
|
32
|
40
|
18
|
27
|
|
|
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