Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jun
Wed
1 Jul
Thu
2 Jul
Fri
3 Jul
Sat
4 Jul
Sun
5 Jul
Mon
6 Jul
Real-time AQI (Monitoring Station in Huaihua)
市四医院
2314
PM2.5
17
PM10
73
O3
0.4
CO
9
SO2
6
NO2
监测楼
249
PM2.5
16
PM10
76
O3
0.2
CO
9
SO2
6
NO2
Air quality in the last 12 months (Huaihua)
|
2026/05
|
39
|
36
|
29
|
36
|
42
|
44
|
43
|
32
|
34
|
43
|
58
|
55
|
20
|
29
|
39
|
61
|
37
|
19
|
18
|
20
|
28
|
33
|
47
|
42
|
29
|
30
|
23
|
29
|
25
|
33
|
39
|
|
2026/04
|
33
|
34
|
23
|
44
|
63
|
31
|
44
|
63
|
70
|
47
|
24
|
28
|
28
|
25
|
19
|
19
|
28
|
40
|
47
|
31
|
22
|
16
|
25
|
31
|
46
|
57
|
33
|
23
|
30
|
35
|
|
|
2026/03
|
9
|
16
|
30
|
32
|
35
|
54
|
57
|
16
|
27
|
52
|
33
|
51
|
63
|
58
|
50
|
16
|
16
|
21
|
39
|
32
|
35
|
20
|
22
|
24
|
27
|
25
|
21
|
33
|
35
|
21
|
31
|
|
2026/02
|
60
|
74
|
73
|
86
|
86
|
89
|
93
|
67
|
52
|
37
|
49
|
75
|
63
|
48
|
52
|
23
|
46
|
61
|
46
|
40
|
53
|
52
|
30
|
47
|
60
|
17
|
19
|
20
|
|||
|
2026/01
|
30
|
61
|
62
|
34
|
49
|
56
|
61
|
70
|
74
|
121
|
110
|
112
|
101
|
97
|
118
|
142
|
130
|
136
|
57
|
30
|
47
|
66
|
75
|
85
|
65
|
33
|
74
|
85
|
71
|
19
|
50
|
|
2025/12
|
65
|
92
|
73
|
61
|
57
|
60
|
65
|
64
|
74
|
89
|
90
|
143
|
36
|
51
|
57
|
65
|
68
|
80
|
72
|
69
|
45
|
52
|
36
|
45
|
63
|
57
|
58
|
66
|
85
|
100
|
85
|
|
2025/11
|
38
|
23
|
17
|
22
|
30
|
20
|
15
|
7
|
8
|
12
|
45
|
48
|
44
|
48
|
51
|
56
|
49
|
26
|
32
|
39
|
38
|
43
|
39
|
41
|
53
|
55
|
64
|
66
|
57
|
58
|
|
|
2025/10
|
40
|
25
|
24
|
28
|
33
|
26
|
25
|
43
|
34
|
33
|
35
|
52
|
37
|
25
|
35
|
22
|
23
|
10
|
12
|
9
|
10
|
30
|
39
|
40
|
51
|
39
|
30
|
44
|
55
|
52
|
39
|
|
2025/09
|
30
|
27
|
26
|
24
|
35
|
33
|
35
|
35
|
15
|
17
|
22
|
18
|
20
|
25
|
28
|
26
|
25
|
22
|
21
|
18
|
31
|
25
|
17
|
18
|
20
|
14
|
24
|
34
|
31
|
23
|
|
|
2025/08
|
32
|
38
|
34
|
29
|
32
|
21
|
14
|
19
|
25
|
24
|
29
|
21
|
21
|
20
|
14
|
20
|
31
|
36
|
24
|
22
|
16
|
20
|
25
|
28
|
22
|
26
|
25
|
26
|
31
|
34
|
29
|
|
2025/07
|
20
|
18
|
19
|
23
|
29
|
36
|
33
|
35
|
39
|
28
|
30
|
36
|
31
|
30
|
22
|
26
|
28
|
29
|
32
|
32
|
11
|
10
|
14
|
21
|
21
|
31
|
32
|
26
|
30
|
28
|
30
|
|
2025/06
|
19
|
26
|
39
|
38
|
45
|
40
|
26
|
22
|
33
|
39
|
39
|
30
|
29
|
24
|
23
|
33
|
17
|
14
|
14
|
15
|
14
|
9
|
11
|
12
|
25
|
30
|
21
|
19
|
19
|
21
|
|
|
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
*: primary pollution