Air Quality
Excellent
No health implications.
5
PM2.5
7
PM10
71
O3
0.5
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jul
80
Good
Wed
2 Jul
88
Good
Thu
3 Jul
105
Light
Fri
4 Jul
109
Light
Sat
5 Jul
85
Good
Sun
6 Jul
34
Excellent
Mon
7 Jul
42
Excellent
Yiyang Air quality rank
Air quality in the last 12 months (Yiyang)
|
2025/05
|
68
|
82
|
62
|
54
|
115
|
195
|
143
|
90
|
77
|
44
|
40
|
47
|
58
|
57
|
48
|
55
|
107
|
90
|
87
|
68
|
73
|
63
|
81
|
61
|
49
|
43
|
65
|
66
|
70
|
50
|
41
|
|
2025/04
|
65
|
64
|
63
|
86
|
66
|
76
|
76
|
90
|
96
|
97
|
90
|
270
|
112
|
56
|
51
|
99
|
121
|
110
|
75
|
90
|
64
|
160
|
125
|
70
|
70
|
75
|
62
|
49
|
45
|
112
|
|
|
2025/03
|
114
|
42
|
37
|
50
|
79
|
103
|
79
|
81
|
105
|
107
|
94
|
117
|
147
|
80
|
44
|
40
|
37
|
44
|
45
|
40
|
47
|
62
|
84
|
224
|
120
|
178
|
121
|
141
|
82
|
54
|
65
|
|
2025/02
|
120
|
131
|
69
|
44
|
41
|
58
|
67
|
32
|
76
|
120
|
137
|
66
|
62
|
76
|
76
|
71
|
82
|
101
|
72
|
83
|
122
|
131
|
117
|
105
|
83
|
72
|
102
|
148
|
|||
|
2025/01
|
136
|
178
|
169
|
156
|
104
|
61
|
55
|
50
|
67
|
82
|
70
|
60
|
91
|
79
|
38
|
52
|
81
|
104
|
105
|
111
|
175
|
225
|
98
|
109
|
101
|
70
|
37
|
80
|
191
|
174
|
145
|
|
2024/12
|
57
|
65
|
62
|
100
|
50
|
58
|
55
|
70
|
108
|
129
|
130
|
147
|
65
|
50
|
50
|
76
|
106
|
104
|
97
|
100
|
49
|
86
|
118
|
138
|
112
|
119
|
90
|
43
|
67
|
71
|
76
|
|
2024/11
|
87
|
75
|
76
|
64
|
52
|
89
|
128
|
104
|
88
|
128
|
187
|
217
|
145
|
66
|
97
|
62
|
33
|
57
|
45
|
55
|
59
|
116
|
155
|
105
|
45
|
38
|
60
|
49
|
37
|
45
|
|
|
2024/10
|
58
|
55
|
62
|
81
|
84
|
93
|
112
|
143
|
131
|
70
|
95
|
132
|
133
|
117
|
108
|
138
|
87
|
19
|
27
|
27
|
44
|
26
|
39
|
61
|
102
|
86
|
46
|
130
|
154
|
154
|
190
|
|
2024/09
|
37
|
26
|
37
|
46
|
37
|
27
|
43
|
57
|
53
|
42
|
25
|
31
|
36
|
55
|
34
|
46
|
47
|
43
|
24
|
34
|
20
|
30
|
52
|
68
|
71
|
102
|
105
|
63
|
47
|
17
|
|
|
2024/08
|
23
|
27
|
20
|
14
|
24
|
20
|
25
|
30
|
29
|
114
|
53
|
24
|
32
|
31
|
41
|
45
|
38
|
29
|
25
|
23
|
19
|
29
|
42
|
43
|
37
|
30
|
20
|
26
|
40
|
40
|
33
|
|
2024/07
|
28
|
24
|
46
|
24
|
20
|
21
|
36
|
19
|
31
|
56
|
40
|
40
|
47
|
59
|
47
|
34
|
27
|
15
|
25
|
30
|
34
|
26
|
28
|
41
|
61
|
32
|
30
|
31
|
14
|
12
|
15
|
|
2024/06
|
67
|
48
|
48
|
80
|
39
|
70
|
59
|
58
|
49
|
50
|
51
|
66
|
68
|
52
|
56
|
43
|
23
|
42
|
48
|
46
|
24
|
41
|
51
|
104
|
90
|
73
|
57
|
52
|
34
|
44
|
|
|
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