Air Quality
Excellent
No health implications.
9
PM2.5
24
PM10
77
O3
0.4
CO
7
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
58
Good
Mon
20 May
65
Good
Tue
21 May
99
Good
Wed
22 May
125
Lightly
Thu
23 May
64
Good
Fri
24 May
66
Good
Sat
25 May
68
Good
Air quality in the last 12 months (Kazuo)
|
2024/02
|
38
|
70
|
69
|
67
|
42
|
60
|
77
|
82
|
118
|
220
|
61
|
98
|
122
|
57
|
40
|
63
|
75
|
65
|
41
|
28
|
33
|
28
|
39
|
109
|
99
|
58
|
77
|
63
|
48
|
||
|
2024/01
|
94
|
154
|
84
|
78
|
51
|
36
|
36
|
69
|
60
|
61
|
69
|
59
|
57
|
49
|
66
|
77
|
82
|
33
|
30
|
26
|
31
|
28
|
41
|
41
|
64
|
62
|
61
|
81
|
53
|
96
|
56
|
|
2023/12
|
43
|
53
|
63
|
83
|
85
|
48
|
103
|
120
|
40
|
31
|
27
|
45
|
51
|
68
|
52
|
27
|
48
|
107
|
75
|
27
|
24
|
47
|
96
|
101
|
79
|
54
|
86
|
104
|
123
|
169
|
51
|
|
2023/11
|
64
|
115
|
39
|
61
|
73
|
47
|
46
|
58
|
27
|
25
|
32
|
27
|
49
|
75
|
95
|
48
|
28
|
46
|
47
|
62
|
120
|
85
|
36
|
27
|
51
|
55
|
54
|
33
|
30
|
30
|
|
|
2023/10
|
34
|
50
|
50
|
43
|
42
|
52
|
51
|
48
|
32
|
49
|
60
|
65
|
63
|
34
|
41
|
36
|
55
|
45
|
37
|
28
|
39
|
44
|
74
|
99
|
98
|
43
|
60
|
67
|
111
|
88
|
79
|
|
2023/09
|
34
|
43
|
45
|
63
|
67
|
56
|
69
|
55
|
35
|
35
|
38
|
34
|
39
|
46
|
49
|
52
|
54
|
37
|
33
|
35
|
44
|
34
|
34
|
44
|
44
|
54
|
59
|
40
|
55
|
29
|
|
|
2023/08
|
28
|
40
|
50
|
53
|
25
|
22
|
25
|
40
|
37
|
32
|
27
|
22
|
27
|
41
|
50
|
50
|
48
|
51
|
53
|
57
|
41
|
34
|
41
|
34
|
27
|
28
|
31
|
25
|
27
|
33
|
27
|
|
2023/07
|
73
|
59
|
37
|
30
|
50
|
69
|
40
|
35
|
34
|
40
|
36
|
50
|
29
|
30
|
28
|
26
|
46
|
62
|
78
|
89
|
56
|
27
|
28
|
38
|
36
|
48
|
48
|
34
|
29
|
17
|
29
|
|
2023/06
|
73
|
35
|
36
|
39
|
44
|
37
|
59
|
48
|
35
|
25
|
28
|
30
|
35
|
49
|
66
|
87
|
83
|
59
|
54
|
32
|
39
|
59
|
70
|
78
|
50
|
41
|
70
|
51
|
41
|
52
|
|
|
2023/05
|
53
|
73
|
63
|
44
|
33
|
39
|
45
|
49
|
43
|
58
|
73
|
68
|
43
|
58
|
79
|
96
|
51
|
50
|
56
|
312
|
132
|
58
|
43
|
70
|
55
|
68
|
69
|
54
|
49
|
40
|
50
|
|
2023/04
|
87
|
74
|
65
|
47
|
39
|
58
|
44
|
63
|
72
|
177
|
366
|
218
|
286
|
147
|
224
|
55
|
71
|
58
|
79
|
67
|
57
|
60
|
54
|
61
|
50
|
54
|
75
|
58
|
37
|
41
|
|
|
2023/03
|
54
|
61
|
87
|
162
|
147
|
123
|
109
|
50
|
107
|
227
|
48
|
48
|
70
|
159
|
94
|
48
|
68
|
92
|
82
|
119
|
123
|
414
|
151
|
52
|
59
|
65
|
74
|
78
|
97
|
89
|
98
|
|
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