Air Quality
Excellent
No health implications.
15
PM2.5
30
PM10
101
O3
0.5
CO
5
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
67
Good
Mon
29 Apr
86
Good
Tue
30 Apr
51
Good
Wed
1 May
80
Good
Thu
2 May
87
Good
Fri
3 May
83
Good
Sat
4 May
77
Good
Air quality in the last 12 months (Dongyang)
|
2024/02
|
32
|
20
|
16
|
21
|
23
|
44
|
50
|
87
|
102
|
137
|
62
|
55
|
54
|
50
|
40
|
24
|
31
|
43
|
51
|
24
|
22
|
15
|
24
|
33
|
54
|
87
|
84
|
49
|
20
|
||
|
2024/01
|
142
|
112
|
76
|
61
|
63
|
86
|
183
|
126
|
104
|
97
|
111
|
69
|
82
|
76
|
107
|
59
|
57
|
91
|
50
|
17
|
51
|
41
|
34
|
43
|
55
|
70
|
93
|
93
|
91
|
67
|
58
|
|
2023/12
|
41
|
52
|
83
|
70
|
47
|
47
|
59
|
59
|
60
|
62
|
52
|
23
|
57
|
52
|
44
|
22
|
41
|
33
|
22
|
60
|
55
|
48
|
52
|
57
|
71
|
83
|
91
|
136
|
180
|
132
|
108
|
|
2023/11
|
49
|
45
|
50
|
53
|
45
|
24
|
41
|
53
|
48
|
24
|
21
|
22
|
41
|
52
|
73
|
53
|
71
|
63
|
56
|
58
|
57
|
55
|
69
|
69
|
50
|
60
|
68
|
63
|
71
|
63
|
|
|
2023/10
|
32
|
33
|
37
|
32
|
31
|
30
|
21
|
22
|
38
|
44
|
44
|
47
|
50
|
44
|
48
|
58
|
69
|
64
|
62
|
26
|
38
|
47
|
50
|
46
|
69
|
87
|
76
|
58
|
53
|
55
|
55
|
|
2023/09
|
40
|
40
|
42
|
27
|
26
|
37
|
43
|
42
|
49
|
50
|
53
|
50
|
29
|
22
|
21
|
26
|
31
|
40
|
36
|
29
|
24
|
23
|
23
|
43
|
49
|
48
|
48
|
52
|
38
|
34
|
|
|
2023/08
|
27
|
29
|
29
|
30
|
41
|
48
|
45
|
40
|
51
|
50
|
55
|
44
|
42
|
41
|
33
|
42
|
44
|
33
|
27
|
27
|
33
|
25
|
29
|
46
|
46
|
29
|
23
|
28
|
19
|
23
|
33
|
|
2023/07
|
37
|
33
|
33
|
32
|
29
|
31
|
33
|
35
|
39
|
41
|
41
|
39
|
39
|
39
|
32
|
26
|
26
|
33
|
30
|
22
|
29
|
20
|
27
|
30
|
25
|
18
|
13
|
12
|
18
|
19
|
25
|
|
2023/06
|
44
|
77
|
70
|
61
|
60
|
41
|
36
|
30
|
36
|
47
|
70
|
67
|
47
|
57
|
66
|
50
|
48
|
46
|
31
|
29
|
37
|
46
|
28
|
23
|
21
|
29
|
29
|
33
|
35
|
34
|
|
|
2023/05
|
58
|
41
|
36
|
35
|
31
|
35
|
26
|
35
|
43
|
49
|
46
|
52
|
52
|
60
|
62
|
48
|
30
|
30
|
37
|
49
|
49
|
44
|
80
|
57
|
55
|
58
|
37
|
33
|
36
|
67
|
55
|
|
2023/04
|
59
|
57
|
44
|
38
|
42
|
40
|
48
|
57
|
53
|
56
|
49
|
187
|
103
|
56
|
60
|
73
|
75
|
59
|
28
|
31
|
40
|
66
|
63
|
26
|
38
|
41
|
52
|
53
|
53
|
65
|
|
|
2023/03
|
68
|
89
|
77
|
78
|
66
|
63
|
63
|
62
|
62
|
55
|
51
|
74
|
61
|
55
|
60
|
74
|
49
|
44
|
42
|
36
|
60
|
47
|
25
|
62
|
40
|
50
|
89
|
79
|
54
|
29
|
48
|
|
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