Air Quality
Excellent
No health implications.
18
PM2.5
30
PM10
80
O3
0.2
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Apr
50
Excellent
Wed
17 Apr
52
Good
Thu
18 Apr
54
Good
Fri
19 Apr
54
Good
Sat
20 Apr
53
Good
Sun
21 Apr
61
Good
Mon
22 Apr
58
Good
Air quality in the last 12 months (Yueyang County)
|
2024/02
|
46
|
26
|
36
|
84
|
99
|
78
|
108
|
104
|
121
|
209
|
95
|
73
|
47
|
42
|
53
|
37
|
31
|
31
|
66
|
15
|
23
|
37
|
45
|
48
|
56
|
74
|
77
|
81
|
70
|
||
|
2024/01
|
91
|
88
|
51
|
56
|
61
|
87
|
115
|
119
|
100
|
113
|
96
|
75
|
76
|
109
|
138
|
77
|
49
|
29
|
18
|
48
|
65
|
54
|
34
|
32
|
50
|
63
|
69
|
79
|
97
|
60
|
72
|
|
2023/12
|
39
|
48
|
63
|
76
|
74
|
65
|
56
|
44
|
45
|
53
|
19
|
38
|
36
|
25
|
26
|
32
|
36
|
38
|
44
|
47
|
80
|
44
|
55
|
66
|
67
|
62
|
96
|
202
|
210
|
152
|
108
|
|
2023/11
|
58
|
52
|
61
|
67
|
52
|
30
|
36
|
34
|
25
|
55
|
36
|
33
|
60
|
45
|
54
|
82
|
83
|
54
|
54
|
48
|
52
|
54
|
73
|
62
|
53
|
47
|
61
|
65
|
74
|
51
|
|
|
2023/10
|
27
|
28
|
18
|
28
|
39
|
42
|
28
|
33
|
32
|
42
|
48
|
63
|
63
|
61
|
55
|
50
|
53
|
63
|
71
|
30
|
40
|
44
|
52
|
65
|
103
|
73
|
69
|
65
|
56
|
66
|
62
|
|
2023/09
|
48
|
42
|
48
|
36
|
46
|
37
|
36
|
38
|
40
|
44
|
43
|
31
|
34
|
32
|
30
|
34
|
37
|
36
|
37
|
28
|
23
|
25
|
29
|
26
|
23
|
37
|
46
|
46
|
54
|
26
|
|
|
2023/08
|
25
|
26
|
29
|
35
|
42
|
37
|
34
|
31
|
37
|
42
|
43
|
45
|
29
|
32
|
36
|
46
|
51
|
49
|
57
|
49
|
49
|
31
|
37
|
47
|
54
|
49
|
29
|
25
|
32
|
38
|
46
|
|
2023/07
|
33
|
32
|
31
|
25
|
26
|
24
|
25
|
24
|
25
|
29
|
33
|
31
|
35
|
29
|
38
|
51
|
49
|
36
|
25
|
24
|
27
|
19
|
24
|
31
|
25
|
28
|
30
|
28
|
21
|
27
|
25
|
|
2023/06
|
40
|
52
|
49
|
48
|
27
|
29
|
38
|
39
|
48
|
44
|
60
|
41
|
39
|
50
|
44
|
40
|
29
|
25
|
23
|
23
|
29
|
25
|
27
|
28
|
31
|
31
|
23
|
29
|
28
|
25
|
|
|
2023/05
|
61
|
59
|
39
|
32
|
29
|
26
|
39
|
46
|
45
|
43
|
42
|
46
|
51
|
62
|
55
|
45
|
33
|
39
|
46
|
49
|
31
|
43
|
52
|
40
|
38
|
46
|
45
|
29
|
55
|
45
|
28
|
|
2023/04
|
52
|
53
|
33
|
19
|
28
|
31
|
50
|
70
|
62
|
58
|
47
|
135
|
73
|
54
|
88
|
69
|
56
|
35
|
52
|
65
|
50
|
32
|
17
|
18
|
24
|
33
|
37
|
39
|
111
|
102
|
|
|
2023/03
|
105
|
142
|
103
|
106
|
67
|
56
|
66
|
74
|
55
|
53
|
51
|
109
|
85
|
74
|
71
|
99
|
21
|
28
|
24
|
21
|
20
|
37
|
54
|
71
|
59
|
50
|
70
|
73
|
60
|
58
|
54
|
|
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