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
25 Mar
Thu
26 Mar
Fri
27 Mar
Sat
28 Mar
Sun
29 Mar
Mon
30 Mar
Tue
31 Mar
Real-time AQI (Monitoring Station in Xiaogan)
东城区
10666 *
PM2.5
93
PM10
51
O3
0.5
CO
3
SO2
33
NO2
天仙南路1号
11070 *
PM2.5
134
PM10
42
O3
0.5
CO
3
SO2
22
NO2
Air quality in the last 12 months (Xiaogan)
|
2026/02
|
71
|
97
|
98
|
92
|
118
|
135
|
68
|
75
|
64
|
76
|
93
|
106
|
83
|
73
|
91
|
41
|
102
|
98
|
109
|
65
|
66
|
114
|
112
|
47
|
47
|
29
|
54
|
51
|
|||
|
2026/01
|
46
|
69
|
80
|
73
|
91
|
60
|
65
|
64
|
72
|
88
|
71
|
81
|
90
|
100
|
118
|
133
|
156
|
108
|
30
|
56
|
58
|
88
|
95
|
108
|
98
|
161
|
95
|
94
|
79
|
42
|
53
|
|
2025/12
|
110
|
94
|
60
|
74
|
76
|
99
|
125
|
107
|
152
|
165
|
202
|
102
|
45
|
60
|
72
|
82
|
169
|
197
|
158
|
159
|
68
|
53
|
48
|
97
|
73
|
75
|
85
|
101
|
99
|
155
|
75
|
|
2025/11
|
81
|
91
|
83
|
86
|
87
|
61
|
29
|
34
|
59
|
71
|
66
|
42
|
47
|
84
|
94
|
105
|
66
|
31
|
37
|
50
|
75
|
88
|
124
|
110
|
99
|
81
|
110
|
94
|
83
|
91
|
|
|
2025/10
|
40
|
38
|
17
|
36
|
58
|
57
|
31
|
51
|
60
|
36
|
27
|
36
|
18
|
32
|
36
|
28
|
24
|
13
|
18
|
27
|
25
|
31
|
40
|
40
|
71
|
78
|
68
|
75
|
97
|
50
|
55
|
|
2025/09
|
19
|
30
|
31
|
36
|
37
|
29
|
44
|
38
|
25
|
24
|
25
|
19
|
21
|
21
|
26
|
39
|
23
|
21
|
16
|
20
|
34
|
28
|
14
|
17
|
23
|
21
|
32
|
41
|
19
|
29
|
|
|
2025/08
|
33
|
27
|
33
|
42
|
40
|
25
|
21
|
18
|
23
|
16
|
14
|
25
|
20
|
27
|
22
|
26
|
33
|
38
|
24
|
17
|
19
|
22
|
25
|
26
|
32
|
36
|
37
|
37
|
45
|
24
|
16
|
|
2025/07
|
19
|
15
|
17
|
28
|
26
|
38
|
31
|
37
|
19
|
23
|
39
|
24
|
26
|
28
|
33
|
32
|
32
|
30
|
35
|
29
|
19
|
16
|
17
|
25
|
23
|
23
|
18
|
18
|
21
|
23
|
27
|
|
2025/06
|
14
|
31
|
52
|
57
|
52
|
45
|
17
|
26
|
30
|
25
|
33
|
40
|
37
|
23
|
36
|
42
|
31
|
18
|
8
|
14
|
16
|
15
|
23
|
22
|
26
|
15
|
15
|
13
|
9
|
17
|
|
|
2025/05
|
55
|
68
|
56
|
55
|
46
|
145
|
165
|
49
|
63
|
55
|
56
|
56
|
68
|
80
|
63
|
51
|
57
|
168
|
96
|
40
|
35
|
27
|
60
|
60
|
59
|
56
|
56
|
59
|
41
|
37
|
12
|
|
2025/04
|
77
|
81
|
71
|
97
|
96
|
81
|
79
|
77
|
73
|
60
|
64
|
224
|
144
|
116
|
67
|
69
|
79
|
80
|
69
|
61
|
42
|
61
|
73
|
74
|
83
|
61
|
56
|
56
|
56
|
45
|
|
|
2025/03
|
95
|
47
|
27
|
48
|
56
|
80
|
99
|
96
|
105
|
93
|
86
|
94
|
90
|
60
|
47
|
58
|
51
|
59
|
61
|
63
|
66
|
69
|
77
|
71
|
60
|
74
|
130
|
82
|
83
|
86
|
86
|
|
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