Hunan - China   2025-06-23   Monday   27.58N, 110.04E

Hecheng

Hunan - China
2025-06-23

Air Quality

Excellent

No health implications.

3

PM2.5

6

PM10

61

O3

0.1

CO

3

SO2

16

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

23 Jun

40 Excellent

Tue

24 Jun

49 Excellent

Wed

25 Jun

42 Excellent

Thu

26 Jun

39 Excellent

Fri

27 Jun

36 Excellent

Sat

28 Jun

47 Excellent

Sun

29 Jun

28 Excellent

Hecheng Air quality rank

Monthly Average AQI (Hecheng)

2020/06 - 2025/05

Air quality in the last 12 months (Hecheng)

2025/05
43
61
56
48
40
51
58
36
22
32
36
56
58
60
54
32
48
38
42
31
25
26
38
51
52
33
29
14
30
28
21
2025/04
50
57
69
79
84
79
73
86
74
62
57
49
123
110
88
82
71
64
26
36
43
32
54
32
43
41
28
41
56
29
2025/03
37
30
14
21
24
33
26
38
46
42
33
38
46
25
19
44
42
37
41
45
54
63
69
65
70
76
90
78
45
21
42
2025/02
29
18
46
61
72
68
57
82
56
51
41
49
67
48
39
55
36
41
37
33
85
27
44
84
41
37
29
37
2025/01
107
95
131
187
162
102
83
54
49
70
80
85
87
90
85
71
79
128
114
96
112
147
180
138
18
25
59
102
241
125
46
2024/12
60
59
87
84
23
36
37
54
61
23
39
64
69
54
60
63
76
72
75
75
87
73
57
76
85
82
84
125
127
106
89
2024/11
54
68
62
61
66
63
58
62
78
65
61
60
62
68
68
54
13
11
14
22
37
39
48
36
12
23
36
44
47
54
2024/10
17
47
64
55
61
62
43
44
46
57
62
74
63
32
42
34
39
30
18
14
20
15
35
59
53
49
54
54
62
59
59
2024/09
44
38
54
38
74
59
54
41
36
37
38
43
26
33
41
34
36
43
37
36
40
31
42
49
50
60
63
52
56
65
2024/08
12
16
15
22
24
23
27
25
26
26
18
47
43
49
49
42
45
44
28
36
35
21
18
16
21
22
26
29
41
42
52
2024/07
17
14
18
16
16
13
15
15
16
19
22
21
21
17
22
18
18
17
10
15
24
23
24
28
29
32
33
19
12
16
19
2024/06
38
28
29
13
16
28
30
13
13
16
17
21
22
23
32
35
18
11
19
26
23
19
16
16
16
19
11
19
13
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
Air quality source: CNEMC

*: primary pollution