Air Quality
Excellent
No health implications.
21
PM2.5
49
PM10
45
O3
0.6
CO
5
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
76
Good
Mon
15 Dec
65
Good
Tue
16 Dec
72
Good
Wed
17 Dec
90
Good
Thu
18 Dec
81
Good
Fri
19 Dec
65
Good
Sat
20 Dec
15
Excellent
Air quality in the last 12 months (Dongyang)
|
2025/11
|
42
|
56
|
43
|
40
|
43
|
52
|
34
|
43
|
18
|
46
|
27
|
30
|
36
|
57
|
65
|
62
|
46
|
31
|
40
|
55
|
60
|
68
|
65
|
60
|
85
|
96
|
94
|
118
|
78
|
70
|
|
|
2025/10
|
32
|
28
|
29
|
41
|
32
|
41
|
51
|
38
|
32
|
37
|
43
|
62
|
54
|
37
|
34
|
30
|
30
|
27
|
24
|
28
|
29
|
32
|
34
|
41
|
49
|
53
|
47
|
45
|
37
|
36
|
27
|
|
2025/09
|
28
|
24
|
28
|
35
|
35
|
24
|
38
|
28
|
25
|
18
|
30
|
28
|
23
|
15
|
39
|
28
|
23
|
38
|
20
|
26
|
28
|
31
|
26
|
18
|
22
|
31
|
41
|
38
|
49
|
41
|
|
|
2025/08
|
39
|
41
|
40
|
35
|
20
|
19
|
25
|
32
|
33
|
41
|
39
|
29
|
15
|
15
|
15
|
23
|
25
|
24
|
30
|
39
|
27
|
24
|
24
|
27
|
24
|
29
|
20
|
16
|
17
|
19
|
28
|
|
2025/07
|
15
|
21
|
26
|
24
|
21
|
15
|
12
|
11
|
18
|
28
|
17
|
21
|
30
|
35
|
40
|
38
|
36
|
24
|
14
|
14
|
11
|
18
|
21
|
24
|
16
|
13
|
20
|
16
|
24
|
15
|
26
|
|
2025/06
|
26
|
25
|
27
|
40
|
33
|
36
|
45
|
38
|
38
|
31
|
20
|
30
|
19
|
18
|
15
|
22
|
36
|
26
|
24
|
19
|
26
|
38
|
17
|
24
|
30
|
28
|
26
|
25
|
28
|
17
|
|
|
2025/05
|
49
|
51
|
57
|
49
|
33
|
73
|
98
|
52
|
21
|
37
|
37
|
39
|
38
|
41
|
52
|
47
|
32
|
48
|
32
|
24
|
16
|
34
|
16
|
35
|
60
|
54
|
51
|
32
|
25
|
42
|
47
|
|
2025/04
|
44
|
45
|
77
|
60
|
60
|
65
|
60
|
57
|
65
|
46
|
54
|
77
|
116
|
90
|
57
|
52
|
58
|
58
|
58
|
72
|
58
|
29
|
42
|
38
|
34
|
42
|
38
|
43
|
52
|
50
|
|
|
2025/03
|
49
|
53
|
45
|
21
|
36
|
36
|
57
|
60
|
76
|
73
|
73
|
64
|
25
|
37
|
18
|
37
|
33
|
43
|
54
|
52
|
44
|
45
|
52
|
60
|
62
|
72
|
74
|
55
|
40
|
49
|
39
|
|
2025/02
|
21
|
32
|
77
|
61
|
38
|
52
|
57
|
37
|
37
|
51
|
59
|
72
|
117
|
78
|
82
|
42
|
62
|
35
|
55
|
33
|
21
|
36
|
57
|
86
|
95
|
84
|
60
|
42
|
|||
|
2025/01
|
85
|
79
|
75
|
72
|
79
|
80
|
83
|
89
|
63
|
41
|
57
|
62
|
66
|
66
|
74
|
50
|
62
|
64
|
57
|
77
|
109
|
92
|
66
|
51
|
42
|
35
|
38
|
48
|
126
|
59
|
49
|
|
2024/12
|
53
|
54
|
96
|
67
|
49
|
52
|
116
|
58
|
51
|
59
|
22
|
75
|
44
|
104
|
71
|
52
|
60
|
70
|
41
|
51
|
73
|
68
|
73
|
63
|
72
|
111
|
98
|
61
|
64
|
75
|
83
|
|
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