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
17 Sep
Thu
18 Sep
Fri
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Tue
23 Sep
Yiyang Air quality rank
Real-time AQI (Monitoring Station in Yiyang)
甘溪港
3319
PM2.5
28
PM10
105
O3
0.6
CO
5
SO2
3
NO2
市环保局
347
PM2.5
13
PM10
108
O3
0.8
CO
5
SO2
5
NO2
龙洲
3513
PM2.5
15
PM10
110
O3
0.6
CO
8
SO2
5
NO2
幸福渠东路223号
333
PM2.5
29
PM10
104
O3
0.4
CO
6
SO2
7
NO2
Air quality in the last 12 months (Yiyang)
|
2025/08
|
39
|
41
|
42
|
25
|
24
|
26
|
16
|
18
|
23
|
30
|
28
|
36
|
16
|
29
|
16
|
21
|
23
|
28
|
16
|
14
|
16
|
19
|
21
|
22
|
24
|
24
|
23
|
24
|
24
|
44
|
20
|
|
2025/07
|
16
|
14
|
17
|
19
|
31
|
44
|
43
|
42
|
42
|
22
|
36
|
29
|
24
|
26
|
28
|
24
|
33
|
39
|
37
|
36
|
24
|
17
|
15
|
18
|
25
|
35
|
27
|
24
|
28
|
26
|
25
|
|
2025/06
|
13
|
39
|
40
|
45
|
43
|
46
|
30
|
32
|
31
|
36
|
33
|
31
|
24
|
25
|
25
|
29
|
19
|
15
|
20
|
22
|
22
|
18
|
16
|
21
|
27
|
30
|
30
|
18
|
19
|
18
|
|
|
2025/05
|
44
|
59
|
62
|
58
|
48
|
64
|
84
|
41
|
36
|
49
|
31
|
41
|
48
|
86
|
47
|
31
|
40
|
70
|
53
|
19
|
28
|
36
|
43
|
58
|
58
|
52
|
64
|
24
|
23
|
26
|
26
|
|
2025/04
|
51
|
52
|
57
|
67
|
75
|
63
|
67
|
75
|
70
|
65
|
55
|
215
|
128
|
116
|
89
|
69
|
67
|
70
|
41
|
66
|
40
|
48
|
52
|
45
|
54
|
37
|
42
|
51
|
59
|
31
|
|
|
2025/03
|
60
|
46
|
21
|
44
|
55
|
66
|
74
|
64
|
67
|
63
|
55
|
86
|
82
|
52
|
41
|
56
|
49
|
46
|
48
|
49
|
49
|
61
|
64
|
54
|
60
|
78
|
83
|
51
|
53
|
40
|
44
|
|
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
|
|
|
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