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
11 Nov
Thu
12 Nov
Fri
13 Nov
Sat
14 Nov
Sun
15 Nov
Mon
16 Nov
Tue
17 Nov
Real-time AQI (Monitoring Station in Huaihua)
市四医院
3018
PM2.5
30
PM10
6
O3
0.4
CO
3
SO2
19
NO2
监测楼
2819
PM2.5
27
PM10
7
O3
0.5
CO
4
SO2
20
NO2
Air quality in the last 12 months (Huaihua)
|
2026/09
|
33
|
27
|
26
|
31
|
37
|
38
|
44
|
50
|
56
|
34
|
38
|
44
|
48
|
52
|
57
|
74
|
71
|
30
|
30
|
45
|
54
|
18
|
27
|
42
|
38
|
31
|
30
|
34
|
23
|
32
|
|
|
2026/08
|
19
|
20
|
27
|
26
|
22
|
26
|
31
|
34
|
39
|
36
|
29
|
23
|
18
|
19
|
27
|
36
|
34
|
38
|
35
|
38
|
41
|
35
|
30
|
29
|
19
|
30
|
32
|
29
|
32
|
27
|
38
|
|
2026/07
|
20
|
24
|
21
|
27
|
18
|
18
|
17
|
17
|
18
|
19
|
27
|
29
|
28
|
32
|
34
|
19
|
19
|
19
|
17
|
30
|
29
|
26
|
24
|
25
|
31
|
32
|
22
|
19
|
24
|
18
|
14
|
|
2026/06
|
34
|
40
|
35
|
30
|
37
|
40
|
25
|
31
|
26
|
28
|
32
|
29
|
19
|
23
|
31
|
36
|
41
|
38
|
15
|
18
|
18
|
21
|
18
|
17
|
21
|
29
|
37
|
37
|
38
|
24
|
|
|
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
|
|
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