Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
51
*
PM10
121
O3
0.5
CO
7
SO2
19
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
26 Apr
60
Good
Sat
27 Apr
72
Good
Sun
28 Apr
64
Good
Mon
29 Apr
77
Good
Tue
30 Apr
47
Excellent
Wed
1 May
64
Good
Thu
2 May
64
Good
Air quality in the last 12 months (Sanmen)
|
2024/02
|
24
|
20
|
15
|
20
|
20
|
41
|
39
|
75
|
121
|
157
|
76
|
66
|
52
|
44
|
39
|
25
|
33
|
41
|
41
|
24
|
21
|
15
|
33
|
29
|
50
|
85
|
76
|
38
|
18
|
||
|
2024/01
|
103
|
67
|
62
|
71
|
64
|
114
|
143
|
84
|
75
|
114
|
127
|
97
|
88
|
67
|
89
|
37
|
41
|
79
|
59
|
18
|
49
|
38
|
39
|
38
|
55
|
75
|
104
|
109
|
108
|
49
|
35
|
|
2023/12
|
43
|
57
|
66
|
67
|
50
|
53
|
72
|
64
|
62
|
52
|
48
|
32
|
49
|
39
|
36
|
32
|
41
|
36
|
20
|
60
|
50
|
46
|
56
|
61
|
81
|
88
|
81
|
90
|
86
|
95
|
119
|
|
2023/11
|
34
|
35
|
39
|
30
|
19
|
27
|
45
|
50
|
46
|
23
|
23
|
24
|
40
|
53
|
64
|
49
|
80
|
57
|
53
|
66
|
54
|
50
|
70
|
70
|
44
|
45
|
66
|
69
|
68
|
62
|
|
|
2023/10
|
34
|
31
|
33
|
29
|
31
|
25
|
21
|
24
|
36
|
41
|
36
|
32
|
29
|
40
|
51
|
63
|
76
|
55
|
50
|
32
|
34
|
40
|
38
|
39
|
52
|
49
|
58
|
32
|
38
|
38
|
37
|
|
2023/09
|
32
|
32
|
25
|
21
|
26
|
33
|
34
|
34
|
36
|
34
|
35
|
31
|
26
|
28
|
26
|
31
|
35
|
31
|
27
|
27
|
26
|
24
|
22
|
34
|
34
|
33
|
34
|
33
|
29
|
36
|
|
|
2023/08
|
21
|
25
|
25
|
23
|
29
|
43
|
42
|
35
|
43
|
45
|
45
|
35
|
34
|
36
|
33
|
38
|
38
|
31
|
25
|
26
|
30
|
30
|
26
|
30
|
30
|
24
|
23
|
21
|
17
|
23
|
29
|
|
2023/07
|
31
|
24
|
27
|
38
|
34
|
30
|
39
|
46
|
45
|
38
|
29
|
29
|
28
|
24
|
17
|
15
|
19
|
33
|
35
|
27
|
28
|
25
|
30
|
28
|
16
|
19
|
11
|
18
|
17
|
16
|
23
|
|
2023/06
|
21
|
65
|
57
|
41
|
45
|
36
|
30
|
30
|
32
|
40
|
58
|
35
|
24
|
31
|
68
|
46
|
32
|
34
|
29
|
32
|
34
|
38
|
27
|
25
|
24
|
22
|
26
|
29
|
34
|
26
|
|
|
2023/05
|
58
|
53
|
29
|
24
|
36
|
30
|
27
|
31
|
38
|
45
|
42
|
50
|
68
|
65
|
62
|
39
|
30
|
27
|
31
|
30
|
34
|
48
|
85
|
55
|
49
|
47
|
31
|
28
|
23
|
36
|
30
|
|
2023/04
|
45
|
53
|
43
|
32
|
39
|
35
|
48
|
48
|
38
|
41
|
46
|
123
|
113
|
63
|
61
|
64
|
55
|
41
|
24
|
30
|
38
|
62
|
75
|
35
|
36
|
54
|
49
|
43
|
51
|
59
|
|
|
2023/03
|
62
|
57
|
49
|
55
|
56
|
57
|
58
|
50
|
51
|
52
|
47
|
57
|
47
|
46
|
46
|
55
|
48
|
40
|
28
|
30
|
45
|
47
|
26
|
58
|
40
|
49
|
78
|
62
|
48
|
30
|
31
|
|
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