Air Quality
Excellent
No health implications.
17
PM2.5
47
PM10
94
O3
0.5
CO
11
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
127
Lightly
Sun
21 Apr
93
Good
Mon
22 Apr
83
Good
Tue
23 Apr
112
Lightly
Wed
24 Apr
161
Moderately
Thu
25 Apr
145
Lightly
Fri
26 Apr
133
Lightly
Air quality in the last 12 months (Yiwu)
|
2024/02
|
82
|
63
|
65
|
67
|
67
|
51
|
51
|
60
|
104
|
124
|
98
|
87
|
58
|
51
|
46
|
69
|
176
|
176
|
133
|
184
|
121
|
76
|
105
|
150
|
137
|
99
|
67
|
46
|
40
|
||
|
2024/01
|
85
|
65
|
70
|
70
|
57
|
66
|
77
|
78
|
73
|
87
|
110
|
97
|
88
|
87
|
149
|
198
|
149
|
97
|
55
|
43
|
39
|
44
|
109
|
68
|
58
|
66
|
67
|
67
|
71
|
78
|
76
|
|
2023/12
|
51
|
65
|
73
|
74
|
86
|
76
|
79
|
65
|
51
|
44
|
50
|
61
|
107
|
50
|
29
|
54
|
94
|
113
|
63
|
67
|
67
|
66
|
79
|
74
|
87
|
120
|
131
|
135
|
136
|
127
|
89
|
|
2023/11
|
67
|
49
|
40
|
149
|
62
|
96
|
71
|
48
|
48
|
70
|
81
|
166
|
253
|
109
|
49
|
54
|
76
|
92
|
94
|
89
|
83
|
51
|
49
|
64
|
58
|
62
|
58
|
60
|
51
|
64
|
|
|
2023/10
|
51
|
46
|
50
|
53
|
57
|
51
|
53
|
48
|
58
|
50
|
52
|
52
|
61
|
62
|
56
|
44
|
33
|
41
|
36
|
46
|
53
|
77
|
90
|
78
|
47
|
64
|
68
|
76
|
59
|
73
|
69
|
|
2023/09
|
76
|
65
|
58
|
66
|
143
|
120
|
41
|
58
|
65
|
42
|
51
|
57
|
69
|
46
|
49
|
40
|
34
|
37
|
44
|
48
|
53
|
57
|
40
|
28
|
48
|
38
|
50
|
36
|
50
|
39
|
|
|
2023/08
|
50
|
49
|
50
|
50
|
54
|
51
|
46
|
50
|
56
|
43
|
41
|
53
|
69
|
41
|
53
|
60
|
49
|
43
|
51
|
45
|
51
|
46
|
45
|
43
|
41
|
43
|
44
|
212
|
167
|
76
|
84
|
|
2023/07
|
44
|
71
|
57
|
57
|
48
|
45
|
41
|
51
|
58
|
47
|
43
|
36
|
47
|
48
|
52
|
54
|
51
|
57
|
50
|
51
|
91
|
48
|
46
|
70
|
56
|
47
|
52
|
59
|
93
|
147
|
63
|
|
2023/06
|
39
|
41
|
42
|
37
|
38
|
36
|
39
|
36
|
41
|
44
|
53
|
51
|
49
|
49
|
52
|
75
|
70
|
41
|
41
|
55
|
61
|
57
|
46
|
52
|
43
|
37
|
39
|
49
|
46
|
51
|
|
|
2023/05
|
89
|
89
|
68
|
47
|
55
|
75
|
54
|
57
|
53
|
46
|
50
|
86
|
110
|
57
|
64
|
49
|
39
|
60
|
237
|
64
|
60
|
95
|
48
|
46
|
40
|
44
|
47
|
44
|
96
|
56
|
44
|
|
2023/04
|
95
|
84
|
100
|
105
|
62
|
87
|
57
|
281
|
167
|
76
|
59
|
56
|
55
|
74
|
100
|
113
|
59
|
163
|
225
|
60
|
66
|
62
|
70
|
69
|
85
|
62
|
221
|
89
|
60
|
66
|
|
|
2023/03
|
59
|
76
|
95
|
86
|
91
|
88
|
81
|
69
|
128
|
117
|
39
|
57
|
93
|
101
|
94
|
77
|
92
|
128
|
85
|
344
|
180
|
57
|
66
|
108
|
63
|
57
|
67
|
73
|
66
|
75
|
76
|
|
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