Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
44
O3
0.6
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Sep
47
Excellent
Sat
19 Sep
46
Excellent
Sun
20 Sep
45
Excellent
Mon
21 Sep
43
Excellent
Tue
22 Sep
37
Excellent
Wed
23 Sep
35
Excellent
Thu
24 Sep
40
Excellent
Air quality in the last 12 months (Sansui)
|
2026/08
|
15
|
16
|
19
|
19
|
17
|
16
|
19
|
27
|
31
|
26
|
26
|
23
|
19
|
18
|
20
|
21
|
24
|
27
|
25
|
28
|
28
|
29
|
26
|
21
|
15
|
18
|
20
|
20
|
25
|
20
|
28
|
|
2026/07
|
16
|
20
|
17
|
17
|
14
|
16
|
16
|
17
|
17
|
18
|
22
|
25
|
23
|
26
|
26
|
18
|
18
|
18
|
17
|
22
|
26
|
26
|
24
|
22
|
24
|
24
|
22
|
17
|
17
|
17
|
15
|
|
2026/06
|
34
|
33
|
27
|
25
|
31
|
30
|
24
|
29
|
26
|
27
|
31
|
28
|
19
|
26
|
28
|
31
|
34
|
21
|
18
|
19
|
14
|
17
|
18
|
16
|
17
|
23
|
31
|
32
|
31
|
20
|
|
|
2026/05
|
34
|
37
|
26
|
31
|
33
|
42
|
35
|
28
|
29
|
44
|
48
|
47
|
26
|
30
|
28
|
34
|
23
|
18
|
18
|
20
|
20
|
20
|
26
|
29
|
28
|
29
|
27
|
21
|
20
|
27
|
29
|
|
2026/04
|
28
|
35
|
25
|
33
|
44
|
36
|
26
|
41
|
57
|
51
|
27
|
24
|
21
|
23
|
19
|
18
|
24
|
32
|
37
|
29
|
16
|
15
|
21
|
28
|
37
|
44
|
38
|
22
|
31
|
32
|
|
|
2026/03
|
11
|
14
|
28
|
26
|
29
|
43
|
48
|
15
|
18
|
34
|
30
|
36
|
50
|
52
|
35
|
20
|
22
|
18
|
28
|
23
|
28
|
22
|
23
|
17
|
20
|
20
|
19
|
23
|
25
|
28
|
29
|
|
2026/02
|
51
|
53
|
66
|
77
|
61
|
49
|
63
|
52
|
42
|
33
|
42
|
52
|
55
|
47
|
42
|
31
|
39
|
44
|
44
|
52
|
53
|
61
|
42
|
23
|
45
|
27
|
12
|
14
|
|||
|
2026/01
|
26
|
50
|
43
|
34
|
39
|
46
|
55
|
53
|
73
|
93
|
86
|
84
|
86
|
112
|
131
|
121
|
122
|
91
|
62
|
25
|
48
|
58
|
62
|
76
|
57
|
23
|
45
|
62
|
63
|
15
|
38
|
|
2025/12
|
85
|
80
|
65
|
56
|
56
|
67
|
67
|
60
|
66
|
70
|
78
|
109
|
34
|
41
|
54
|
60
|
66
|
53
|
52
|
62
|
54
|
55
|
35
|
45
|
51
|
51
|
60
|
64
|
75
|
81
|
68
|
|
2025/11
|
26
|
20
|
13
|
16
|
22
|
21
|
19
|
9
|
9
|
11
|
21
|
30
|
30
|
34
|
38
|
43
|
45
|
19
|
22
|
27
|
30
|
33
|
43
|
45
|
38
|
41
|
47
|
46
|
42
|
49
|
|
|
2025/10
|
18
|
16
|
17
|
17
|
21
|
23
|
17
|
18
|
20
|
22
|
21
|
28
|
33
|
27
|
23
|
17
|
20
|
16
|
10
|
10
|
10
|
18
|
32
|
34
|
41
|
33
|
25
|
30
|
44
|
39
|
31
|
|
2025/09
|
21
|
19
|
17
|
18
|
20
|
29
|
27
|
27
|
16
|
15
|
15
|
15
|
17
|
19
|
18
|
17
|
18
|
21
|
21
|
21
|
24
|
24
|
16
|
13
|
11
|
13
|
18
|
20
|
25
|
26
|
|
|
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