Air Quality
Excellent
No health implications.
3
PM2.5
17
PM10
49
O3
0.4
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
48
Excellent
Sun
22 Jun
57
Good
Mon
23 Jun
47
Excellent
Tue
24 Jun
48
Excellent
Wed
25 Jun
46
Excellent
Thu
26 Jun
48
Excellent
Fri
27 Jun
22
Excellent
Air quality in the last 12 months (Xiangtan County)
|
2025/05
|
66
|
64
|
66
|
61
|
56
|
61
|
75
|
47
|
34
|
55
|
50
|
51
|
49
|
56
|
87
|
29
|
29
|
35
|
39
|
19
|
24
|
37
|
32
|
53
|
56
|
51
|
60
|
20
|
27
|
31
|
24
|
|
2025/04
|
66
|
65
|
67
|
78
|
85
|
89
|
74
|
78
|
83
|
78
|
59
|
233
|
156
|
137
|
88
|
68
|
79
|
74
|
39
|
65
|
33
|
50
|
64
|
36
|
38
|
44
|
49
|
54
|
69
|
50
|
|
|
2025/03
|
36
|
39
|
12
|
36
|
50
|
66
|
53
|
57
|
68
|
58
|
52
|
85
|
85
|
24
|
36
|
52
|
46
|
44
|
49
|
64
|
68
|
66
|
93
|
86
|
74
|
83
|
87
|
63
|
62
|
28
|
61
|
|
2025/02
|
59
|
52
|
73
|
79
|
75
|
73
|
75
|
45
|
50
|
56
|
76
|
88
|
112
|
111
|
67
|
68
|
64
|
48
|
51
|
54
|
126
|
35
|
66
|
82
|
109
|
101
|
71
|
65
|
|||
|
2025/01
|
140
|
139
|
189
|
221
|
93
|
90
|
90
|
79
|
62
|
56
|
72
|
81
|
84
|
78
|
87
|
67
|
74
|
91
|
125
|
133
|
126
|
107
|
256
|
203
|
18
|
39
|
61
|
103
|
266
|
107
|
61
|
|
2024/12
|
65
|
83
|
146
|
154
|
56
|
70
|
69
|
100
|
86
|
68
|
69
|
105
|
118
|
63
|
62
|
76
|
81
|
99
|
100
|
125
|
118
|
90
|
79
|
109
|
132
|
138
|
178
|
104
|
95
|
129
|
153
|
|
2024/11
|
108
|
159
|
127
|
120
|
124
|
97
|
76
|
64
|
91
|
104
|
93
|
106
|
87
|
141
|
158
|
180
|
23
|
12
|
30
|
47
|
59
|
70
|
87
|
109
|
46
|
34
|
42
|
54
|
63
|
59
|
|
|
2024/10
|
35
|
60
|
58
|
54
|
58
|
99
|
77
|
59
|
71
|
90
|
93
|
124
|
210
|
62
|
75
|
78
|
56
|
46
|
29
|
44
|
48
|
21
|
41
|
48
|
68
|
91
|
113
|
178
|
110
|
67
|
76
|
|
2024/09
|
53
|
50
|
61
|
59
|
48
|
51
|
46
|
42
|
47
|
46
|
44
|
33
|
28
|
45
|
49
|
52
|
53
|
54
|
42
|
55
|
44
|
38
|
43
|
56
|
68
|
98
|
82
|
60
|
47
|
55
|
|
|
2024/08
|
21
|
22
|
23
|
34
|
35
|
32
|
30
|
36
|
40
|
39
|
36
|
30
|
31
|
43
|
40
|
29
|
41
|
23
|
31
|
37
|
52
|
36
|
31
|
31
|
42
|
44
|
45
|
31
|
36
|
48
|
54
|
|
2024/07
|
21
|
24
|
26
|
24
|
20
|
22
|
26
|
21
|
27
|
31
|
30
|
37
|
29
|
25
|
28
|
23
|
20
|
19
|
17
|
22
|
23
|
23
|
27
|
46
|
43
|
36
|
26
|
11
|
14
|
15
|
18
|
|
2024/06
|
24
|
34
|
40
|
27
|
23
|
43
|
38
|
37
|
32
|
19
|
22
|
24
|
22
|
22
|
27
|
30
|
18
|
20
|
15
|
24
|
24
|
23
|
26
|
18
|
10
|
17
|
33
|
27
|
22
|
20
|
|
|
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
Air quality source: CNEMC
*: primary pollution