Hunan - China   2025-05-09   Friday   28.57N, 112.36E

Yiyang

Hunan - China
2025-05-09

Air Quality

Excellent

No health implications.

19

PM2.5

38

PM10

105

O3

0.5

CO

7

SO2

6

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

9 May

98 Good

Sat

10 May

90 Good

Sun

11 May

92 Good

Mon

12 May

91 Good

Tue

13 May

90 Good

Wed

14 May

67 Good

Thu

15 May

46 Excellent

Real-time AQI (Monitoring Station in Yiyang)

甘溪港

45

24

PM2.5

45

PM10

101

O3

0.8

CO

8

SO2

4

NO2

市环保局

33

20

PM2.5

32

PM10

104

O3

0.5

CO

5

SO2

6

NO2

龙洲

45

16

PM2.5

45

PM10

110

O3

0.4

CO

6

SO2

7

NO2

幸福渠东路223号

33

15

PM2.5

30

PM10

105

O3

0.3

CO

6

SO2

6

NO2

Monthly Average AQI (Yiyang)

2020/03 - 2025/02

Air quality in the last 12 months (Yiyang)

2025/02
77
73
94
83
65
63
80
50
49
66
81
89
110
87
63
72
61
50
68
108
126
64
107
113
80
110
67
75
2025/01
142
188
205
252
92
91
101
80
74
71
73
88
107
141
76
72
90
112
131
129
132
172
292
167
29
46
62
134
298
148
113
2024/12
67
93
165
131
60
65
70
105
81
90
76
125
125
55
60
73
93
111
90
117
125
83
79
101
138
171
194
126
94
159
150
2024/11
105
135
112
111
112
105
80
95
131
86
89
115
118
131
153
145
22
18
38
45
49
72
109
128
43
36
41
42
54
56
2024/10
33
57
72
83
82
94
69
53
57
78
113
197
106
62
59
120
98
37
32
49
27
31
34
45
74
64
80
120
125
100
79
2024/09
49
44
67
72
60
59
63
51
45
54
50
48
57
56
79
64
60
53
49
83
51
30
37
63
69
99
111
78
58
54
2024/08
26
26
22
25
30
32
34
30
29
40
50
55
38
48
45
40
45
42
39
43
43
37
27
29
30
44
39
33
46
50
51
2024/07
30
34
26
22
21
20
21
22
23
46
58
37
35
32
29
26
21
22
17
27
26
22
21
29
42
44
39
39
22
21
23
2024/06
39
35
61
26
30
38
45
53
31
32
32
37
37
37
40
32
41
46
31
40
37
31
37
33
28
25
21
34
25
21
2024/05
39
56
33
28
36
40
67
74
61
59
67
90
78
63
61
65
59
52
47
38
57
62
59
47
44
39
44
23
36
29
43
2024/04
44
30
65
75
75
64
65
60
58
61
71
45
45
44
63
44
54
57
42
37
57
68
43
60
73
51
54
50
53
33
2024/03
106
83
59
66
116
124
91
94
74
102
78
64
106
116
88
83
81
46
53
70
68
53
37
63
34
43
56
40
31
42
42
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