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
15 Apr
Thu
16 Apr
Fri
17 Apr
Sat
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Real-time AQI (Monitoring Station in Zhoushan)
定海檀枫
309
PM2.5
18
PM10
94
O3
0.5
CO
6
SO2
16
NO2
临城新区
339
PM2.5
19
PM10
105
O3
0.4
CO
4
SO2
9
NO2
普陀东港中学
3316
PM2.5
22
PM10
105
O3
0.3
CO
7
SO2
15
NO2
Air quality in the last 12 months (Zhoushan)
|
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
|
|
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
|
|
|
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