Hunan - China   2025-01-31   Friday   26.87N, 109.72E

Huitong

Hunan - China
2025-01-31

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

60 *

PM2.5

66

PM10

53

O3

0.6

CO

4

SO2

7

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

31 Jan

76 Good

Sat

1 Feb

68 Good

Sun

2 Feb

65 Good

Mon

3 Feb

78 Good

Tue

4 Feb

90 Good

Wed

5 Feb

27 Excellent

Thu

6 Feb

27 Excellent

Monthly Average AQI (Huitong)

2020/01 - 2024/12

Air quality in the last 12 months (Huitong)

2024/12
56
65
92
106
34
29
38
52
70
20
32
63
68
52
48
53
71
69
79
86
93
82
74
82
85
87
84
116
114
108
81
2024/11
48
66
66
64
73
66
55
52
64
62
55
62
67
76
83
68
21
13
14
20
31
35
55
42
23
21
33
38
41
49
2024/10
18
39
52
45
51
58
50
39
40
48
58
72
75
45
39
32
40
30
16
16
22
16
27
32
39
42
41
49
55
53
54
2024/09
31
29
34
29
46
41
35
33
27
29
34
36
28
27
37
34
37
37
35
33
30
26
36
39
47
52
53
48
51
48
2024/08
12
18
20
22
26
25
27
25
24
24
20
37
34
41
42
38
37
35
30
28
27
20
17
16
22
24
27
25
30
31
36
2024/07
15
14
17
18
16
15
16
15
19
21
22
22
23
20
21
22
20
18
12
18
25
25
21
25
28
28
28
16
13
18
14
2024/06
24
20
28
13
12
19
26
20
20
18
17
18
17
18
24
27
11
9
18
23
20
19
18
15
12
14
15
19
13
12
2024/05
17
29
16
12
21
34
38
43
37
30
21
42
48
52
56
62
50
28
16
16
25
39
36
31
34
19
17
33
23
14
19
2024/04
37
48
25
24
21
22
27
33
35
38
39
38
36
37
55
43
21
30
22
23
37
43
36
41
30
30
29
35
36
12
2024/03
70
47
51
30
25
61
68
55
55
52
44
49
33
40
34
29
30
15
41
72
69
50
35
43
24
21
40
25
35
45
37
2024/02
27
15
15
29
41
42
54
67
90
134
95
80
62
47
48
46
48
39
64
54
17
22
22
25
28
30
48
40
47
2024/01
91
52
57
70
83
85
84
96
88
93
88
71
89
88
118
119
70
37
15
21
50
37
58
61
69
69
55
68
66
52
40
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