Zhejiang - China   2025-09-10   Wednesday   30.52N, 120.94E

Haiyan

Zhejiang - China
2025-09-10

Air Quality

Excellent

No health implications.

11

PM2.5

18

PM10

51

O3

0.7

CO

5

SO2

17

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

10 Sep

55 Good

Thu

11 Sep

57 Good

Fri

12 Sep

80 Good

Sat

13 Sep

74 Good

Sun

14 Sep

78 Good

Mon

15 Sep

16 Excellent

Tue

16 Sep

17 Excellent

Monthly Average AQI (Haiyan)

2020/09 - 2025/08

Air quality in the last 12 months (Haiyan)

2025/08
38
38
30
34
25
18
18
27
30
34
41
31
18
17
15
21
23
14
19
29
41
29
28
29
28
30
18
15
18
15
25
2025/07
16
22
29
30
28
21
15
20
19
34
19
17
24
41
40
44
37
32
17
25
20
21
23
24
23
16
16
19
22
9
16
2025/06
16
17
34
47
34
43
50
27
27
20
25
19
19
24
12
18
45
45
33
22
27
23
21
28
34
32
29
27
24
16
2025/05
51
56
59
30
39
76
73
46
14
38
36
47
38
37
61
53
45
65
38
39
21
33
17
49
52
35
28
32
32
48
47
2025/04
43
60
63
44
59
74
61
59
66
66
65
136
101
86
52
55
60
62
61
64
41
42
45
69
52
40
34
52
38
42
2025/03
38
49
34
23
32
39
55
77
44
46
54
36
30
43
24
50
40
54
54
61
52
59
64
60
71
76
67
60
59
52
34
2025/02
32
58
78
63
44
52
59
37
41
55
36
81
58
46
87
76
79
41
53
43
30
59
83
84
111
108
99
51
2025/01
71
61
63
53
85
98
79
76
44
45
65
73
90
91
56
54
72
81
95
135
145
76
48
43
34
47
50
45
88
59
43
2024/12
59
69
96
47
52
112
174
35
47
44
43
81
68
94
61
62
73
87
39
55
85
61
56
51
82
147
56
64
65
74
86
2024/11
18
47
74
83
35
31
31
32
35
41
52
40
48
35
31
38
23
27
29
35
52
91
33
29
29
33
48
63
50
57
2024/10
21
27
23
24
20
14
12
41
37
64
69
58
25
43
52
40
28
34
24
41
38
40
46
29
31
17
15
56
33
36
26
2024/09
36
41
32
25
23
36
48
31
22
33
18
26
16
20
22
16
16
23
22
18
20
30
30
31
62
33
22
37
34
29
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