Air Quality
Excellent
No health implications.
8
PM2.5
26
PM10
27
O3
0.3
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
46
Excellent
Wed
19 Nov
47
Excellent
Thu
20 Nov
47
Excellent
Fri
21 Nov
55
Good
Sat
22 Nov
53
Good
Sun
23 Nov
39
Excellent
Mon
24 Nov
22
Excellent
Sanmen Air quality rank
Air quality in the last 12 months (Sanmen)
|
2025/10
|
27
|
22
|
18
|
25
|
23
|
31
|
38
|
24
|
21
|
26
|
33
|
38
|
32
|
40
|
31
|
27
|
23
|
24
|
20
|
23
|
26
|
27
|
29
|
33
|
38
|
40
|
41
|
27
|
30
|
34
|
18
|
|
2025/09
|
19
|
17
|
17
|
24
|
21
|
17
|
20
|
19
|
28
|
18
|
24
|
25
|
26
|
19
|
23
|
17
|
18
|
25
|
15
|
24
|
17
|
25
|
17
|
15
|
16
|
19
|
26
|
23
|
33
|
26
|
|
|
2025/08
|
36
|
31
|
32
|
31
|
19
|
25
|
31
|
40
|
40
|
42
|
39
|
22
|
17
|
17
|
15
|
19
|
22
|
20
|
19
|
30
|
36
|
25
|
21
|
16
|
16
|
18
|
13
|
15
|
15
|
17
|
19
|
|
2025/07
|
14
|
21
|
23
|
23
|
15
|
12
|
7
|
10
|
15
|
25
|
12
|
20
|
26
|
38
|
40
|
34
|
31
|
21
|
16
|
19
|
15
|
17
|
17
|
18
|
14
|
18
|
18
|
14
|
18
|
10
|
28
|
|
2025/06
|
25
|
33
|
20
|
33
|
37
|
29
|
35
|
39
|
31
|
25
|
14
|
23
|
13
|
16
|
17
|
19
|
37
|
29
|
18
|
16
|
27
|
37
|
25
|
27
|
25
|
33
|
26
|
21
|
16
|
10
|
|
|
2025/05
|
38
|
40
|
49
|
28
|
33
|
59
|
65
|
46
|
26
|
34
|
36
|
34
|
32
|
31
|
25
|
26
|
33
|
38
|
26
|
26
|
20
|
30
|
17
|
38
|
53
|
37
|
28
|
26
|
23
|
44
|
43
|
|
2025/04
|
38
|
48
|
59
|
42
|
42
|
58
|
51
|
54
|
56
|
46
|
48
|
78
|
94
|
86
|
57
|
58
|
59
|
51
|
38
|
57
|
42
|
31
|
29
|
43
|
34
|
36
|
39
|
38
|
38
|
33
|
|
|
2025/03
|
40
|
41
|
49
|
18
|
28
|
27
|
46
|
60
|
51
|
34
|
46
|
45
|
24
|
31
|
12
|
41
|
41
|
49
|
52
|
56
|
46
|
49
|
53
|
60
|
65
|
63
|
59
|
48
|
45
|
42
|
30
|
|
2025/02
|
21
|
32
|
67
|
60
|
46
|
53
|
56
|
35
|
39
|
49
|
35
|
58
|
69
|
40
|
54
|
69
|
66
|
31
|
52
|
39
|
20
|
39
|
53
|
96
|
92
|
93
|
85
|
46
|
|||
|
2025/01
|
63
|
56
|
58
|
54
|
68
|
81
|
84
|
86
|
52
|
37
|
60
|
66
|
70
|
63
|
67
|
48
|
67
|
65
|
59
|
88
|
117
|
70
|
42
|
42
|
42
|
39
|
38
|
38
|
78
|
51
|
34
|
|
2024/12
|
58
|
54
|
64
|
52
|
43
|
47
|
132
|
50
|
42
|
53
|
26
|
68
|
39
|
115
|
63
|
55
|
61
|
71
|
34
|
48
|
76
|
61
|
57
|
48
|
58
|
103
|
68
|
53
|
59
|
61
|
81
|
|
2024/11
|
8
|
24
|
53
|
58
|
36
|
30
|
31
|
36
|
34
|
24
|
28
|
40
|
44
|
37
|
20
|
19
|
14
|
23
|
27
|
34
|
47
|
67
|
51
|
35
|
39
|
30
|
48
|
54
|
50
|
51
|
|
|
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