Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jun
Sat
13 Jun
Sun
14 Jun
Mon
15 Jun
Tue
16 Jun
Wed
17 Jun
Thu
18 Jun
Real-time AQI (Monitoring Station in Xiangxi Prefecture)
州政府
2014
PM2.5
18
PM10
34
O3
0.4
CO
4
SO2
6
NO2
吉首市计生局
2012
PM2.5
20
PM10
35
O3
0.3
CO
2
SO2
7
NO2
Air quality in the last 12 months (Xiangxi Prefecture)
|
2026/04
|
29
|
24
|
20
|
37
|
51
|
33
|
39
|
46
|
44
|
42
|
23
|
26
|
28
|
25
|
20
|
18
|
29
|
35
|
34
|
32
|
21
|
17
|
20
|
26
|
34
|
42
|
29
|
23
|
24
|
32
|
|
|
2026/03
|
11
|
18
|
25
|
27
|
41
|
51
|
63
|
19
|
27
|
38
|
34
|
52
|
62
|
57
|
47
|
18
|
15
|
19
|
40
|
43
|
32
|
30
|
26
|
26
|
37
|
21
|
24
|
31
|
27
|
19
|
31
|
|
2026/02
|
50
|
68
|
72
|
89
|
95
|
86
|
119
|
71
|
54
|
56
|
58
|
65
|
72
|
63
|
54
|
27
|
47
|
60
|
51
|
54
|
55
|
52
|
40
|
52
|
56
|
17
|
24
|
19
|
|||
|
2026/01
|
31
|
57
|
69
|
41
|
48
|
46
|
48
|
50
|
55
|
72
|
64
|
85
|
89
|
93
|
84
|
87
|
90
|
130
|
43
|
32
|
57
|
66
|
73
|
80
|
63
|
35
|
66
|
82
|
58
|
21
|
53
|
|
2025/12
|
52
|
85
|
76
|
52
|
54
|
52
|
53
|
54
|
62
|
77
|
73
|
145
|
28
|
39
|
46
|
53
|
60
|
68
|
68
|
68
|
32
|
56
|
25
|
42
|
53
|
54
|
54
|
56
|
79
|
95
|
71
|
|
2025/11
|
25
|
25
|
15
|
21
|
25
|
17
|
14
|
9
|
12
|
21
|
38
|
37
|
34
|
41
|
43
|
42
|
46
|
18
|
26
|
28
|
29
|
35
|
41
|
33
|
49
|
48
|
47
|
48
|
50
|
46
|
|
|
2025/10
|
27
|
26
|
25
|
24
|
36
|
29
|
30
|
39
|
39
|
32
|
36
|
51
|
24
|
15
|
25
|
18
|
19
|
8
|
8
|
7
|
7
|
27
|
32
|
36
|
48
|
35
|
27
|
31
|
43
|
40
|
31
|
|
2025/09
|
25
|
25
|
28
|
21
|
28
|
30
|
29
|
34
|
14
|
12
|
19
|
21
|
24
|
24
|
25
|
26
|
29
|
17
|
15
|
12
|
24
|
24
|
17
|
20
|
20
|
17
|
22
|
26
|
24
|
21
|
|
|
2025/08
|
29
|
29
|
27
|
30
|
30
|
27
|
16
|
13
|
22
|
23
|
23
|
15
|
19
|
21
|
14
|
17
|
24
|
29
|
20
|
17
|
15
|
24
|
23
|
23
|
21
|
23
|
21
|
23
|
26
|
27
|
23
|
|
2025/07
|
18
|
16
|
16
|
16
|
22
|
23
|
27
|
30
|
33
|
26
|
30
|
33
|
31
|
22
|
20
|
18
|
22
|
26
|
31
|
29
|
13
|
11
|
13
|
17
|
16
|
22
|
24
|
21
|
26
|
21
|
25
|
|
2025/06
|
10
|
25
|
31
|
30
|
34
|
39
|
27
|
22
|
29
|
28
|
27
|
28
|
18
|
25
|
21
|
29
|
19
|
15
|
15
|
18
|
11
|
14
|
16
|
23
|
22
|
17
|
18
|
19
|
21
|
20
|
|
|
2025/05
|
43
|
59
|
55
|
43
|
32
|
43
|
62
|
31
|
20
|
22
|
30
|
40
|
44
|
57
|
37
|
25
|
37
|
44
|
47
|
41
|
31
|
29
|
34
|
54
|
46
|
34
|
23
|
12
|
23
|
24
|
25
|
|
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