Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Aug
Wed
20 Aug
Thu
21 Aug
Fri
22 Aug
Sat
23 Aug
Sun
24 Aug
Mon
25 Aug
Real-time AQI (Monitoring Station in Zhoushan)
定海檀枫
163
PM2.5
12
PM10
49
O3
0.5
CO
2
SO2
13
NO2
临城新区
153
PM2.5
9
PM10
46
O3
0.6
CO
6
SO2
5
NO2
普陀东港中学
113
PM2.5
9
PM10
35
O3
0.6
CO
3
SO2
7
NO2
Air quality in the last 12 months (Zhoushan)
|
2025/06
|
21
|
18
|
17
|
30
|
23
|
28
|
25
|
23
|
33
|
20
|
12
|
10
|
15
|
22
|
18
|
13
|
31
|
26
|
20
|
17
|
25
|
17
|
21
|
20
|
18
|
23
|
25
|
20
|
13
|
12
|
|
|
2025/05
|
38
|
46
|
51
|
23
|
27
|
54
|
53
|
51
|
33
|
39
|
33
|
36
|
31
|
20
|
18
|
19
|
36
|
41
|
22
|
23
|
17
|
18
|
12
|
33
|
35
|
25
|
22
|
24
|
25
|
48
|
38
|
|
2025/04
|
34
|
39
|
34
|
21
|
42
|
50
|
46
|
54
|
33
|
43
|
32
|
86
|
106
|
77
|
54
|
55
|
62
|
44
|
23
|
34
|
19
|
36
|
32
|
54
|
44
|
25
|
24
|
25
|
30
|
25
|
|
|
2025/03
|
21
|
25
|
28
|
15
|
11
|
26
|
37
|
44
|
23
|
31
|
26
|
19
|
28
|
39
|
12
|
37
|
37
|
43
|
31
|
35
|
47
|
47
|
45
|
52
|
52
|
40
|
48
|
44
|
53
|
34
|
26
|
|
2025/02
|
16
|
38
|
50
|
56
|
44
|
36
|
48
|
36
|
34
|
34
|
21
|
55
|
37
|
21
|
38
|
75
|
53
|
32
|
38
|
29
|
26
|
31
|
40
|
69
|
42
|
104
|
59
|
16
|
|||
|
2025/01
|
42
|
25
|
42
|
30
|
43
|
81
|
60
|
61
|
39
|
30
|
42
|
62
|
68
|
52
|
47
|
48
|
60
|
53
|
64
|
120
|
106
|
28
|
25
|
29
|
36
|
24
|
49
|
33
|
60
|
43
|
23
|
|
2024/12
|
36
|
41
|
51
|
33
|
27
|
76
|
82
|
21
|
18
|
22
|
19
|
32
|
35
|
66
|
53
|
50
|
56
|
47
|
25
|
38
|
68
|
38
|
24
|
28
|
35
|
81
|
30
|
50
|
42
|
42
|
67
|
|
2024/11
|
11
|
32
|
41
|
35
|
26
|
16
|
18
|
22
|
18
|
9
|
20
|
24
|
30
|
22
|
12
|
10
|
21
|
24
|
22
|
19
|
26
|
48
|
16
|
16
|
23
|
29
|
40
|
59
|
43
|
43
|
|
|
2024/10
|
15
|
21
|
19
|
16
|
10
|
9
|
7
|
21
|
24
|
38
|
36
|
23
|
16
|
21
|
32
|
22
|
24
|
28
|
23
|
30
|
33
|
30
|
24
|
19
|
22
|
10
|
15
|
29
|
16
|
22
|
17
|
|
2024/09
|
18
|
19
|
19
|
18
|
18
|
33
|
36
|
24
|
21
|
21
|
13
|
21
|
16
|
17
|
21
|
14
|
19
|
22
|
20
|
16
|
13
|
18
|
22
|
15
|
31
|
23
|
20
|
27
|
27
|
22
|
|
|
2024/08
|
26
|
36
|
33
|
31
|
19
|
29
|
30
|
21
|
22
|
26
|
32
|
43
|
41
|
21
|
32
|
29
|
25
|
14
|
13
|
19
|
23
|
28
|
25
|
27
|
18
|
17
|
28
|
19
|
21
|
23
|
21
|
|
2024/07
|
30
|
31
|
30
|
28
|
27
|
20
|
25
|
26
|
26
|
36
|
41
|
30
|
30
|
31
|
17
|
14
|
19
|
31
|
27
|
19
|
20
|
17
|
16
|
23
|
31
|
35
|
30
|
22
|
16
|
15
|
19
|
|
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
*: primary pollution