Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
13 Oct
Wed
14 Oct
Thu
15 Oct
Fri
16 Oct
Sat
17 Oct
Sun
18 Oct
Mon
19 Oct
Real-time AQI (Monitoring Station in Hengyang)
衡阳化工总厂
11778 *
PM2.5
108
PM10
159
O3
0.9
CO
10
SO2
11
NO2
珠晖区环保局
11070 *
PM2.5
115
PM10
158
O3
0.9
CO
8
SO2
19
NO2
市委党校
11172 *
PM2.5
88
PM10
174
O3
1.1
CO
5
SO2
14
NO2
市监测站
12082 *
PM2.5
88
PM10
166
O3
1.2
CO
8
SO2
12
NO2
真空机电公司
11576 *
PM2.5
114
PM10
162
O3
1.0
CO
9
SO2
13
NO2
师范学院
10666 *
PM2.5
93
PM10
169
O3
1.0
CO
10
SO2
11
NO2
Air quality in the last 12 months (Hengyang)
|
2026/08
|
17
|
14
|
18
|
20
|
23
|
32
|
36
|
35
|
37
|
36
|
24
|
22
|
16
|
19
|
22
|
38
|
45
|
36
|
30
|
34
|
41
|
34
|
27
|
21
|
25
|
32
|
39
|
35
|
35
|
27
|
27
|
|
2026/07
|
27
|
27
|
23
|
19
|
17
|
15
|
15
|
16
|
20
|
25
|
28
|
35
|
41
|
32
|
20
|
21
|
21
|
23
|
20
|
21
|
21
|
26
|
24
|
33
|
39
|
30
|
13
|
18
|
20
|
16
|
15
|
|
2026/06
|
53
|
51
|
35
|
25
|
27
|
30
|
39
|
24
|
28
|
36
|
47
|
50
|
34
|
25
|
33
|
42
|
44
|
18
|
15
|
21
|
23
|
26
|
20
|
19
|
25
|
29
|
38
|
48
|
47
|
23
|
|
|
2026/05
|
42
|
32
|
30
|
43
|
58
|
50
|
32
|
36
|
37
|
56
|
67
|
80
|
27
|
30
|
41
|
35
|
18
|
19
|
27
|
22
|
29
|
21
|
23
|
22
|
27
|
32
|
29
|
35
|
41
|
46
|
54
|
|
2026/04
|
41
|
40
|
25
|
44
|
62
|
37
|
43
|
56
|
51
|
41
|
25
|
31
|
39
|
22
|
26
|
23
|
39
|
43
|
52
|
43
|
15
|
18
|
28
|
44
|
49
|
57
|
61
|
42
|
27
|
32
|
|
|
2026/03
|
15
|
23
|
43
|
73
|
52
|
57
|
71
|
33
|
32
|
71
|
51
|
56
|
59
|
59
|
108
|
27
|
39
|
22
|
32
|
26
|
42
|
35
|
29
|
28
|
87
|
38
|
42
|
42
|
49
|
26
|
29
|
|
2026/02
|
49
|
59
|
64
|
88
|
106
|
73
|
72
|
58
|
57
|
61
|
71
|
81
|
74
|
69
|
78
|
23
|
97
|
75
|
53
|
49
|
70
|
79
|
57
|
37
|
51
|
32
|
20
|
24
|
|||
|
2026/01
|
40
|
60
|
70
|
71
|
63
|
86
|
79
|
67
|
72
|
104
|
117
|
107
|
130
|
98
|
107
|
133
|
115
|
125
|
37
|
22
|
53
|
67
|
68
|
50
|
65
|
64
|
138
|
86
|
59
|
30
|
42
|
|
2025/12
|
87
|
117
|
88
|
65
|
81
|
93
|
112
|
125
|
130
|
148
|
132
|
147
|
30
|
54
|
58
|
64
|
79
|
134
|
104
|
81
|
94
|
100
|
58
|
51
|
62
|
62
|
77
|
90
|
101
|
132
|
168
|
|
2025/11
|
49
|
42
|
27
|
31
|
34
|
29
|
47
|
13
|
11
|
18
|
41
|
54
|
45
|
49
|
55
|
65
|
67
|
29
|
34
|
45
|
54
|
63
|
76
|
64
|
59
|
66
|
81
|
86
|
80
|
77
|
|
|
2025/10
|
65
|
56
|
35
|
51
|
46
|
28
|
52
|
57
|
46
|
54
|
57
|
106
|
78
|
51
|
63
|
49
|
45
|
19
|
10
|
10
|
10
|
24
|
39
|
42
|
55
|
68
|
71
|
64
|
74
|
88
|
61
|
|
2025/09
|
25
|
28
|
33
|
39
|
43
|
39
|
43
|
38
|
24
|
28
|
23
|
25
|
27
|
35
|
41
|
41
|
35
|
36
|
30
|
22
|
25
|
22
|
27
|
12
|
16
|
24
|
40
|
52
|
64
|
48
|
|
|
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