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
14 May
Fri
15 May
Sat
16 May
Sun
17 May
Mon
18 May
Tue
19 May
Wed
20 May
Real-time AQI (Monitoring Station in Zhoushan)
定海檀枫
238
PM2.5
23
PM10
54
O3
0.4
CO
6
SO2
13
NO2
临城新区
206
PM2.5
10
PM10
64
O3
0.5
CO
4
SO2
13
NO2
普陀东港中学
223
PM2.5
16
PM10
68
O3
0.3
CO
6
SO2
12
NO2
Air quality in the last 12 months (Zhoushan)
|
2026/04
|
40
|
49
|
43
|
43
|
47
|
32
|
35
|
32
|
39
|
49
|
49
|
34
|
29
|
44
|
38
|
33
|
42
|
28
|
36
|
30
|
61
|
33
|
28
|
36
|
34
|
36
|
37
|
41
|
32
|
40
|
|
|
2026/03
|
25
|
22
|
25
|
27
|
28
|
38
|
33
|
27
|
33
|
29
|
28
|
41
|
50
|
38
|
28
|
32
|
41
|
39
|
37
|
30
|
30
|
31
|
32
|
31
|
47
|
27
|
29
|
38
|
57
|
34
|
35
|
|
2026/02
|
61
|
94
|
48
|
25
|
44
|
53
|
28
|
48
|
23
|
31
|
88
|
95
|
46
|
33
|
42
|
31
|
34
|
60
|
76
|
55
|
34
|
66
|
63
|
29
|
30
|
27
|
16
|
36
|
|||
|
2026/01
|
15
|
27
|
37
|
32
|
64
|
93
|
53
|
66
|
67
|
58
|
62
|
49
|
60
|
52
|
51
|
85
|
53
|
52
|
35
|
16
|
24
|
27
|
43
|
74
|
39
|
38
|
42
|
27
|
29
|
30
|
11
|
|
2025/12
|
61
|
47
|
40
|
25
|
27
|
39
|
34
|
42
|
32
|
21
|
44
|
28
|
27
|
47
|
52
|
34
|
67
|
33
|
27
|
56
|
32
|
20
|
29
|
35
|
31
|
22
|
20
|
32
|
32
|
57
|
27
|
|
2025/11
|
66
|
52
|
15
|
17
|
17
|
23
|
23
|
30
|
15
|
38
|
19
|
18
|
19
|
41
|
32
|
25
|
23
|
29
|
42
|
47
|
59
|
82
|
45
|
50
|
82
|
53
|
108
|
144
|
80
|
55
|
|
|
2025/10
|
18
|
17
|
13
|
16
|
13
|
19
|
26
|
15
|
16
|
24
|
25
|
29
|
21
|
36
|
20
|
12
|
17
|
19
|
22
|
28
|
26
|
26
|
24
|
26
|
29
|
34
|
28
|
15
|
15
|
17
|
17
|
|
2025/09
|
18
|
15
|
11
|
13
|
12
|
14
|
14
|
15
|
24
|
16
|
28
|
23
|
25
|
22
|
16
|
13
|
15
|
21
|
17
|
16
|
18
|
18
|
17
|
18
|
15
|
14
|
17
|
17
|
20
|
14
|
|
|
2025/08
|
34
|
31
|
35
|
34
|
22
|
29
|
42
|
43
|
42
|
39
|
33
|
22
|
19
|
19
|
13
|
23
|
23
|
11
|
10
|
18
|
29
|
24
|
20
|
14
|
12
|
12
|
10
|
11
|
11
|
10
|
14
|
|
2025/07
|
17
|
16
|
21
|
23
|
18
|
13
|
12
|
17
|
17
|
21
|
14
|
12
|
13
|
37
|
32
|
35
|
28
|
23
|
21
|
25
|
22
|
19
|
20
|
21
|
21
|
15
|
15
|
19
|
21
|
9
|
31
|
|
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
|
|
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