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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Huaihua)
林科所
2711
PM2.5
27
PM10
0
O3
0.6
CO
3
SO2
13
NO2
河西地税局
128
PM2.5
12
PM10
6
O3
0.5
CO
3
SO2
11
NO2
市四医院
3216
PM2.5
32
PM10
11
O3
0.5
CO
6
SO2
11
NO2
监测楼
3218
PM2.5
32
PM10
15
O3
0.3
CO
2
SO2
11
NO2
市委党校
2613
PM2.5
26
PM10
4
O3
0.6
CO
5
SO2
17
NO2
Air quality in the last 12 months (Huaihua)
|
2025/02
|
27
|
18
|
42
|
56
|
66
|
69
|
53
|
79
|
53
|
50
|
39
|
49
|
65
|
44
|
37
|
49
|
32
|
34
|
38
|
35
|
94
|
28
|
45
|
84
|
40
|
34
|
28
|
32
|
|||
|
2025/01
|
117
|
114
|
133
|
174
|
154
|
99
|
79
|
51
|
45
|
67
|
73
|
78
|
89
|
86
|
79
|
70
|
73
|
114
|
102
|
94
|
110
|
143
|
177
|
149
|
18
|
24
|
46
|
93
|
256
|
123
|
44
|
|
2024/12
|
51
|
56
|
88
|
90
|
23
|
32
|
39
|
51
|
58
|
21
|
36
|
61
|
68
|
50
|
55
|
56
|
72
|
68
|
69
|
72
|
89
|
74
|
55
|
72
|
75
|
77
|
81
|
117
|
122
|
101
|
86
|
|
2024/11
|
50
|
66
|
64
|
58
|
66
|
61
|
57
|
59
|
71
|
59
|
54
|
59
|
62
|
72
|
73
|
58
|
12
|
11
|
12
|
21
|
34
|
35
|
51
|
38
|
12
|
21
|
33
|
37
|
43
|
48
|
|
|
2024/10
|
14
|
42
|
58
|
48
|
55
|
58
|
40
|
38
|
43
|
51
|
58
|
74
|
63
|
35
|
42
|
33
|
40
|
29
|
18
|
14
|
19
|
15
|
29
|
40
|
45
|
43
|
49
|
52
|
57
|
55
|
57
|
|
2024/09
|
33
|
28
|
41
|
31
|
53
|
46
|
43
|
39
|
33
|
34
|
37
|
38
|
21
|
27
|
39
|
34
|
36
|
37
|
36
|
33
|
35
|
27
|
38
|
42
|
49
|
55
|
58
|
49
|
53
|
53
|
|
|
2024/08
|
12
|
16
|
17
|
22
|
25
|
23
|
27
|
25
|
24
|
23
|
18
|
45
|
39
|
47
|
44
|
37
|
40
|
35
|
24
|
32
|
31
|
21
|
16
|
15
|
21
|
22
|
25
|
25
|
32
|
32
|
40
|
|
2024/07
|
13
|
14
|
17
|
17
|
17
|
13
|
15
|
15
|
18
|
19
|
23
|
21
|
21
|
18
|
21
|
20
|
18
|
16
|
11
|
16
|
25
|
25
|
20
|
24
|
27
|
27
|
27
|
17
|
12
|
17
|
15
|
|
2024/06
|
32
|
24
|
27
|
12
|
13
|
22
|
28
|
12
|
13
|
15
|
18
|
21
|
22
|
19
|
29
|
34
|
13
|
10
|
19
|
23
|
22
|
18
|
15
|
15
|
15
|
15
|
12
|
17
|
12
|
14
|
|
|
2024/05
|
20
|
30
|
12
|
11
|
21
|
37
|
47
|
51
|
42
|
33
|
21
|
52
|
48
|
55
|
60
|
70
|
54
|
29
|
14
|
14
|
30
|
44
|
41
|
36
|
36
|
22
|
18
|
42
|
18
|
8
|
24
|
|
2024/04
|
28
|
33
|
19
|
32
|
27
|
30
|
32
|
36
|
33
|
37
|
35
|
34
|
33
|
30
|
51
|
37
|
20
|
37
|
20
|
27
|
46
|
47
|
38
|
46
|
28
|
35
|
31
|
32
|
25
|
13
|
|
|
2024/03
|
73
|
48
|
49
|
23
|
20
|
72
|
74
|
58
|
54
|
53
|
49
|
52
|
38
|
47
|
37
|
29
|
22
|
18
|
43
|
74
|
68
|
45
|
33
|
41
|
19
|
22
|
35
|
24
|
39
|
42
|
30
|
|
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