Air Quality
Excellent
No health implications.
23
PM2.5
27
PM10
25
O3
0.6
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
48
Excellent
Mon
9 Jun
45
Excellent
Tue
10 Jun
45
Excellent
Wed
11 Jun
48
Excellent
Thu
12 Jun
44
Excellent
Fri
13 Jun
26
Excellent
Sat
14 Jun
45
Excellent
Air quality in the last 12 months (Shinshu)
|
2025/04
|
36
|
46
|
53
|
62
|
57
|
60
|
59
|
58
|
57
|
49
|
45
|
105
|
138
|
90
|
67
|
51
|
54
|
56
|
35
|
32
|
36
|
18
|
21
|
28
|
23
|
30
|
23
|
38
|
55
|
55
|
|
|
2025/03
|
41
|
42
|
44
|
18
|
23
|
22
|
49
|
44
|
60
|
48
|
57
|
54
|
37
|
28
|
16
|
32
|
38
|
36
|
47
|
45
|
42
|
45
|
50
|
61
|
61
|
67
|
64
|
54
|
38
|
43
|
41
|
|
2025/02
|
18
|
14
|
30
|
45
|
41
|
50
|
54
|
49
|
33
|
43
|
51
|
49
|
63
|
76
|
54
|
55
|
61
|
32
|
34
|
17
|
15
|
24
|
18
|
44
|
67
|
60
|
44
|
33
|
|||
|
2025/01
|
74
|
73
|
73
|
65
|
79
|
71
|
77
|
87
|
72
|
41
|
51
|
55
|
56
|
59
|
72
|
59
|
53
|
55
|
55
|
53
|
63
|
63
|
63
|
54
|
41
|
23
|
44
|
68
|
181
|
56
|
42
|
|
2024/12
|
52
|
49
|
58
|
72
|
48
|
23
|
51
|
65
|
49
|
51
|
26
|
33
|
56
|
63
|
57
|
52
|
57
|
56
|
51
|
53
|
59
|
65
|
57
|
63
|
79
|
77
|
100
|
81
|
65
|
71
|
64
|
|
2024/11
|
23
|
29
|
39
|
53
|
59
|
49
|
37
|
35
|
38
|
35
|
41
|
49
|
47
|
40
|
23
|
24
|
23
|
31
|
33
|
34
|
40
|
39
|
62
|
47
|
39
|
28
|
41
|
51
|
56
|
55
|
|
|
2024/10
|
34
|
28
|
31
|
30
|
29
|
22
|
29
|
18
|
36
|
43
|
54
|
60
|
48
|
45
|
72
|
19
|
28
|
42
|
28
|
22
|
42
|
46
|
30
|
49
|
34
|
44
|
23
|
18
|
49
|
44
|
32
|
|
2024/09
|
30
|
52
|
52
|
44
|
33
|
32
|
35
|
39
|
32
|
35
|
41
|
27
|
42
|
41
|
37
|
32
|
23
|
21
|
28
|
41
|
37
|
24
|
23
|
18
|
33
|
42
|
24
|
28
|
43
|
38
|
|
|
2024/08
|
23
|
30
|
39
|
41
|
28
|
29
|
35
|
28
|
33
|
42
|
41
|
31
|
25
|
22
|
29
|
40
|
38
|
24
|
22
|
28
|
20
|
35
|
37
|
40
|
43
|
55
|
46
|
30
|
39
|
46
|
39
|
|
2024/07
|
27
|
32
|
28
|
27
|
29
|
31
|
31
|
26
|
28
|
30
|
33
|
30
|
27
|
28
|
34
|
36
|
29
|
30
|
30
|
30
|
37
|
26
|
31
|
27
|
21
|
18
|
19
|
16
|
18
|
22
|
19
|
|
2024/06
|
12
|
17
|
24
|
36
|
32
|
18
|
31
|
35
|
36
|
25
|
14
|
33
|
29
|
27
|
18
|
22
|
17
|
18
|
28
|
44
|
33
|
33
|
32
|
21
|
14
|
19
|
21
|
25
|
31
|
30
|
|
|
2024/05
|
16
|
37
|
45
|
25
|
25
|
30
|
41
|
48
|
57
|
60
|
41
|
40
|
55
|
46
|
48
|
57
|
58
|
53
|
54
|
37
|
25
|
28
|
35
|
29
|
28
|
26
|
22
|
19
|
33
|
44
|
42
|
|
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