Air Quality
Excellent
No health implications.
10
PM2.5
31
PM10
113
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Aug
74
Good
Wed
20 Aug
81
Good
Thu
21 Aug
83
Good
Fri
22 Aug
94
Good
Sat
23 Aug
93
Good
Sun
24 Aug
70
Good
Mon
25 Aug
17
Excellent
Air quality in the last 12 months (Dongyang)
|
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
|
|
2024/11
|
9
|
22
|
47
|
71
|
49
|
44
|
34
|
41
|
50
|
41
|
45
|
57
|
43
|
48
|
32
|
26
|
19
|
23
|
36
|
46
|
53
|
65
|
72
|
42
|
37
|
26
|
41
|
46
|
49
|
45
|
|
|
2024/10
|
17
|
23
|
29
|
28
|
29
|
16
|
13
|
23
|
43
|
54
|
63
|
56
|
40
|
49
|
53
|
32
|
36
|
37
|
22
|
33
|
54
|
46
|
38
|
38
|
41
|
24
|
17
|
37
|
61
|
52
|
41
|
|
2024/09
|
42
|
48
|
47
|
32
|
28
|
33
|
40
|
28
|
24
|
43
|
21
|
37
|
18
|
26
|
28
|
20
|
17
|
22
|
16
|
14
|
21
|
24
|
23
|
32
|
38
|
50
|
22
|
35
|
41
|
28
|
|
|
2024/08
|
21
|
26
|
36
|
39
|
34
|
38
|
38
|
42
|
38
|
38
|
36
|
27
|
25
|
30
|
36
|
43
|
38
|
27
|
17
|
17
|
12
|
29
|
40
|
45
|
50
|
44
|
43
|
29
|
30
|
27
|
32
|
|
2024/07
|
39
|
22
|
21
|
26
|
30
|
29
|
30
|
27
|
30
|
32
|
40
|
39
|
34
|
29
|
31
|
18
|
28
|
28
|
26
|
27
|
28
|
19
|
20
|
17
|
14
|
12
|
12
|
17
|
16
|
11
|
18
|
|
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