Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Dec
Tue
24 Dec
Wed
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Real-time AQI (Monitoring Station in Xiaogan)
文化路
7051 *
PM2.5
80
PM10
35
O3
0.6
CO
9
SO2
25
NO2
东城区
7555 *
PM2.5
88
PM10
35
O3
0.7
CO
9
SO2
33
NO2
Air quality in the last 12 months (Xiaogan)
|
2024/11
|
121
|
121
|
128
|
104
|
64
|
72
|
67
|
73
|
73
|
57
|
69
|
73
|
61
|
72
|
103
|
61
|
34
|
32
|
30
|
41
|
57
|
71
|
97
|
84
|
41
|
44
|
57
|
64
|
66
|
74
|
|
|
2024/10
|
38
|
64
|
50
|
58
|
71
|
49
|
24
|
43
|
69
|
122
|
99
|
84
|
68
|
67
|
103
|
54
|
32
|
20
|
33
|
44
|
26
|
33
|
57
|
63
|
51
|
52
|
111
|
147
|
106
|
87
|
54
|
|
2024/09
|
41
|
49
|
36
|
40
|
50
|
39
|
41
|
44
|
46
|
40
|
53
|
26
|
20
|
31
|
42
|
33
|
43
|
33
|
22
|
31
|
41
|
38
|
41
|
46
|
80
|
60
|
69
|
43
|
40
|
48
|
|
|
2024/08
|
12
|
15
|
19
|
19
|
20
|
23
|
25
|
29
|
27
|
34
|
89
|
73
|
31
|
33
|
25
|
22
|
26
|
40
|
26
|
22
|
23
|
37
|
27
|
31
|
28
|
36
|
21
|
23
|
32
|
34
|
42
|
|
2024/07
|
25
|
26
|
24
|
18
|
17
|
16
|
20
|
20
|
20
|
16
|
22
|
31
|
12
|
11
|
30
|
31
|
24
|
16
|
16
|
17
|
20
|
22
|
23
|
35
|
26
|
19
|
13
|
10
|
12
|
17
|
16
|
|
2024/06
|
41
|
42
|
35
|
37
|
34
|
46
|
38
|
41
|
32
|
23
|
24
|
30
|
39
|
37
|
37
|
39
|
40
|
39
|
13
|
22
|
18
|
20
|
24
|
29
|
22
|
35
|
18
|
11
|
14
|
18
|
|
|
2024/05
|
56
|
51
|
39
|
35
|
46
|
43
|
51
|
51
|
60
|
54
|
75
|
129
|
102
|
76
|
88
|
63
|
67
|
61
|
69
|
45
|
52
|
30
|
25
|
42
|
38
|
45
|
40
|
33
|
44
|
42
|
49
|
|
2024/04
|
47
|
31
|
72
|
71
|
60
|
43
|
57
|
51
|
41
|
52
|
49
|
46
|
50
|
50
|
58
|
39
|
56
|
54
|
36
|
56
|
75
|
70
|
85
|
115
|
107
|
89
|
62
|
43
|
40
|
54
|
|
|
2024/03
|
88
|
82
|
60
|
50
|
142
|
99
|
93
|
81
|
76
|
104
|
89
|
83
|
75
|
62
|
68
|
108
|
96
|
74
|
76
|
90
|
72
|
69
|
58
|
35
|
39
|
48
|
50
|
70
|
46
|
57
|
66
|
|
2024/02
|
65
|
59
|
89
|
121
|
89
|
122
|
136
|
132
|
155
|
209
|
166
|
85
|
58
|
66
|
66
|
41
|
41
|
47
|
76
|
17
|
41
|
50
|
58
|
59
|
90
|
98
|
106
|
94
|
111
|
||
|
2024/01
|
150
|
130
|
69
|
80
|
94
|
124
|
160
|
170
|
215
|
165
|
161
|
160
|
128
|
195
|
105
|
55
|
42
|
67
|
39
|
70
|
94
|
60
|
44
|
54
|
66
|
86
|
98
|
96
|
107
|
138
|
172
|
|
2023/12
|
55
|
62
|
82
|
98
|
102
|
114
|
69
|
73
|
88
|
66
|
38
|
43
|
56
|
18
|
39
|
41
|
39
|
36
|
63
|
133
|
72
|
55
|
81
|
100
|
107
|
99
|
209
|
244
|
269
|
231
|
111
|
|
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
*: primary pollution