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
16 Apr
Fri
17 Apr
Sat
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Wed
22 Apr
Real-time AQI (Monitoring Station in Yiyang)
市环保局
3819
PM2.5
38
PM10
70
O3
0.9
CO
6
SO2
18
NO2
龙洲
3414
PM2.5
34
PM10
70
O3
0.8
CO
6
SO2
11
NO2
幸福渠东路223号
2920
PM2.5
23
PM10
68
O3
0.8
CO
5
SO2
24
NO2
Air quality in the last 12 months (Yiyang)
|
2026/03
|
21
|
37
|
54
|
52
|
72
|
92
|
94
|
84
|
87
|
65
|
50
|
86
|
71
|
60
|
84
|
19
|
21
|
37
|
60
|
73
|
80
|
37
|
39
|
71
|
81
|
40
|
48
|
55
|
51
|
33
|
49
|
|
2026/02
|
56
|
78
|
90
|
130
|
127
|
161
|
81
|
81
|
77
|
72
|
67
|
84
|
75
|
61
|
59
|
38
|
84
|
73
|
69
|
53
|
44
|
61
|
54
|
47
|
53
|
34
|
32
|
50
|
|||
|
2026/01
|
63
|
66
|
80
|
70
|
78
|
82
|
75
|
61
|
66
|
82
|
89
|
86
|
87
|
73
|
104
|
139
|
180
|
191
|
28
|
63
|
48
|
56
|
79
|
69
|
71
|
145
|
152
|
120
|
81
|
64
|
66
|
|
2025/12
|
110
|
116
|
66
|
67
|
62
|
84
|
117
|
129
|
131
|
164
|
167
|
185
|
34
|
52
|
60
|
65
|
109
|
118
|
87
|
109
|
58
|
86
|
52
|
66
|
63
|
73
|
87
|
87
|
112
|
170
|
141
|
|
2025/11
|
57
|
33
|
28
|
35
|
54
|
40
|
57
|
26
|
28
|
26
|
52
|
48
|
51
|
65
|
80
|
75
|
59
|
29
|
35
|
46
|
51
|
64
|
70
|
52
|
54
|
53
|
70
|
63
|
58
|
65
|
|
|
2025/10
|
57
|
43
|
37
|
39
|
52
|
59
|
77
|
99
|
77
|
39
|
161
|
106
|
43
|
46
|
47
|
48
|
29
|
16
|
16
|
15
|
23
|
34
|
41
|
46
|
92
|
89
|
77
|
69
|
98
|
95
|
58
|
|
2025/09
|
41
|
39
|
38
|
40
|
30
|
34
|
39
|
49
|
35
|
30
|
29
|
27
|
36
|
50
|
41
|
33
|
38
|
25
|
16
|
22
|
36
|
34
|
25
|
15
|
17
|
26
|
29
|
40
|
43
|
50
|
|
|
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
|
|
|
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