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
30 Aug
Sun
31 Aug
Mon
1 Sep
Tue
2 Sep
Wed
3 Sep
Thu
4 Sep
Fri
5 Sep
Real-time AQI (Monitoring Station in Xiangxi Prefecture)
跃进水库
1711
PM2.5
17
PM10
29
O3
0.7
CO
8
SO2
3
NO2
吉首市计生局
2314
PM2.5
23
PM10
49
O3
0.3
CO
5
SO2
9
NO2
Air quality in the last 12 months (Xiangxi Prefecture)
|
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
|
|
2025/04
|
43
|
49
|
53
|
66
|
63
|
61
|
63
|
74
|
65
|
55
|
63
|
39
|
141
|
100
|
80
|
73
|
65
|
62
|
29
|
43
|
40
|
38
|
45
|
34
|
44
|
37
|
27
|
34
|
46
|
22
|
|
|
2025/03
|
45
|
38
|
11
|
20
|
24
|
29
|
33
|
23
|
35
|
44
|
49
|
53
|
61
|
37
|
17
|
39
|
52
|
29
|
31
|
33
|
40
|
58
|
48
|
52
|
58
|
75
|
88
|
77
|
56
|
33
|
51
|
|
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
|
|
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