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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Xiangxi Prefecture)
州政府
2713
PM2.5
27
PM10
2
O3
0.3
CO
7
SO2
7
NO2
吉首市计生局
1810
PM2.5
18
PM10
4
O3
0.0
CO
7
SO2
11
NO2
Air quality in the last 12 months (Xiangxi Prefecture)
|
2025/02
|
35
|
18
|
44
|
47
|
59
|
59
|
57
|
91
|
52
|
51
|
57
|
68
|
61
|
46
|
47
|
49
|
30
|
29
|
31
|
51
|
100
|
31
|
60
|
90
|
60
|
38
|
36
|
44
|
|||
|
2025/01
|
101
|
108
|
113
|
150
|
110
|
78
|
59
|
52
|
40
|
53
|
68
|
63
|
75
|
73
|
82
|
71
|
83
|
99
|
93
|
81
|
98
|
133
|
156
|
124
|
14
|
24
|
41
|
68
|
170
|
110
|
55
|
|
2024/12
|
37
|
43
|
64
|
68
|
29
|
28
|
38
|
30
|
41
|
33
|
41
|
52
|
65
|
54
|
47
|
48
|
62
|
65
|
69
|
76
|
86
|
67
|
51
|
59
|
69
|
76
|
75
|
84
|
101
|
122
|
84
|
|
2024/11
|
39
|
57
|
55
|
51
|
58
|
51
|
46
|
47
|
50
|
39
|
35
|
55
|
62
|
62
|
72
|
49
|
9
|
8
|
9
|
15
|
21
|
26
|
43
|
43
|
15
|
21
|
22
|
26
|
30
|
34
|
|
|
2024/10
|
14
|
35
|
44
|
40
|
45
|
50
|
45
|
33
|
39
|
40
|
62
|
74
|
52
|
43
|
42
|
37
|
26
|
24
|
21
|
16
|
24
|
22
|
28
|
33
|
29
|
36
|
38
|
41
|
38
|
40
|
40
|
|
2024/09
|
33
|
34
|
41
|
52
|
49
|
40
|
43
|
37
|
27
|
31
|
30
|
31
|
22
|
27
|
37
|
38
|
28
|
28
|
32
|
31
|
29
|
21
|
28
|
37
|
42
|
49
|
52
|
55
|
59
|
48
|
|
|
2024/08
|
12
|
15
|
16
|
20
|
19
|
21
|
25
|
29
|
27
|
29
|
22
|
47
|
41
|
32
|
38
|
31
|
23
|
28
|
23
|
26
|
29
|
26
|
20
|
18
|
17
|
21
|
23
|
20
|
23
|
25
|
30
|
|
2024/07
|
14
|
18
|
17
|
16
|
17
|
14
|
17
|
17
|
20
|
24
|
20
|
25
|
27
|
20
|
21
|
19
|
16
|
15
|
11
|
14
|
23
|
21
|
16
|
15
|
19
|
28
|
23
|
20
|
11
|
15
|
14
|
|
2024/06
|
28
|
27
|
27
|
15
|
12
|
17
|
29
|
18
|
15
|
15
|
16
|
22
|
22
|
17
|
27
|
31
|
19
|
15
|
19
|
17
|
33
|
27
|
16
|
16
|
20
|
15
|
13
|
19
|
10
|
15
|
|
|
2024/05
|
18
|
25
|
10
|
9
|
16
|
26
|
39
|
49
|
47
|
53
|
25
|
35
|
30
|
39
|
43
|
64
|
57
|
38
|
11
|
12
|
29
|
38
|
39
|
35
|
36
|
37
|
21
|
33
|
18
|
10
|
21
|
|
2024/04
|
30
|
23
|
22
|
42
|
35
|
29
|
25
|
26
|
29
|
32
|
37
|
35
|
23
|
28
|
45
|
32
|
13
|
30
|
19
|
24
|
41
|
42
|
34
|
36
|
24
|
22
|
30
|
30
|
26
|
14
|
|
|
2024/03
|
83
|
65
|
57
|
48
|
30
|
54
|
73
|
60
|
60
|
55
|
49
|
49
|
67
|
46
|
48
|
28
|
29
|
24
|
43
|
64
|
55
|
62
|
47
|
32
|
16
|
19
|
34
|
22
|
29
|
42
|
24
|
|
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