Air Quality
Excellent
No health implications.
7
PM2.5
11
PM10
36
O3
0.7
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
77
Good
Sat
15 Mar
63
Good
Sun
16 Mar
80
Good
Mon
17 Mar
77
Good
Tue
18 Mar
69
Good
Wed
19 Mar
75
Good
Thu
20 Mar
22
Excellent
Air quality in the last 12 months (Xiangtan County)
|
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
|
|
|
2024/05
|
44
|
60
|
48
|
19
|
47
|
37
|
55
|
62
|
59
|
67
|
45
|
98
|
87
|
60
|
58
|
67
|
60
|
53
|
38
|
33
|
64
|
34
|
38
|
42
|
32
|
32
|
23
|
32
|
33
|
22
|
38
|
|
2024/04
|
37
|
43
|
48
|
69
|
80
|
76
|
81
|
69
|
48
|
51
|
65
|
63
|
61
|
56
|
66
|
39
|
37
|
66
|
40
|
34
|
52
|
61
|
47
|
55
|
63
|
55
|
56
|
46
|
40
|
15
|
|
|
2024/03
|
92
|
70
|
47
|
39
|
77
|
118
|
77
|
74
|
68
|
74
|
79
|
62
|
60
|
88
|
69
|
61
|
85
|
26
|
56
|
73
|
75
|
50
|
28
|
45
|
36
|
38
|
49
|
40
|
40
|
48
|
40
|
|
2024/02
|
37
|
21
|
26
|
57
|
70
|
44
|
92
|
122
|
158
|
229
|
118
|
97
|
57
|
54
|
60
|
46
|
39
|
31
|
68
|
26
|
16
|
29
|
42
|
50
|
69
|
69
|
86
|
63
|
70
|
||
|
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