Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
28
O3
0.8
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Sep
44
Excellent
Thu
1 Oct
44
Excellent
Fri
2 Oct
49
Excellent
Sat
3 Oct
49
Excellent
Sun
4 Oct
52
Good
Mon
5 Oct
57
Good
Tue
6 Oct
18
Excellent
Air quality in the last 12 months (Guichi)
|
2026/08
|
24
|
31
|
36
|
49
|
35
|
36
|
31
|
30
|
20
|
17
|
14
|
19
|
22
|
15
|
26
|
34
|
40
|
50
|
37
|
31
|
27
|
23
|
26
|
19
|
22
|
27
|
44
|
27
|
25
|
27
|
32
|
|
2026/07
|
23
|
14
|
16
|
19
|
12
|
15
|
17
|
15
|
18
|
31
|
33
|
19
|
20
|
24
|
19
|
18
|
22
|
28
|
24
|
15
|
16
|
20
|
28
|
28
|
40
|
29
|
24
|
18
|
16
|
21
|
22
|
|
2026/06
|
72
|
62
|
36
|
41
|
54
|
50
|
54
|
38
|
28
|
41
|
54
|
41
|
23
|
32
|
37
|
31
|
39
|
37
|
12
|
25
|
20
|
18
|
22
|
20
|
31
|
59
|
68
|
67
|
55
|
26
|
|
|
2026/05
|
30
|
31
|
26
|
28
|
29
|
36
|
43
|
37
|
40
|
37
|
33
|
46
|
64
|
51
|
26
|
27
|
42
|
45
|
35
|
15
|
31
|
28
|
26
|
14
|
21
|
19
|
30
|
38
|
57
|
60
|
67
|
|
2026/04
|
39
|
44
|
31
|
43
|
66
|
63
|
56
|
45
|
33
|
36
|
41
|
28
|
32
|
27
|
30
|
41
|
36
|
52
|
48
|
50
|
37
|
14
|
19
|
28
|
29
|
35
|
56
|
35
|
28
|
30
|
|
|
2026/03
|
26
|
15
|
47
|
67
|
49
|
57
|
75
|
69
|
66
|
71
|
58
|
58
|
70
|
68
|
81
|
35
|
19
|
21
|
53
|
71
|
50
|
32
|
52
|
33
|
44
|
62
|
59
|
39
|
47
|
42
|
53
|
|
2026/02
|
34
|
56
|
67
|
63
|
60
|
51
|
44
|
53
|
49
|
59
|
73
|
74
|
66
|
45
|
54
|
34
|
98
|
63
|
65
|
46
|
37
|
85
|
134
|
32
|
33
|
19
|
27
|
25
|
|||
|
2026/01
|
32
|
69
|
83
|
93
|
96
|
78
|
57
|
53
|
48
|
83
|
76
|
58
|
68
|
55
|
74
|
80
|
169
|
121
|
24
|
43
|
67
|
55
|
70
|
66
|
139
|
73
|
46
|
105
|
80
|
29
|
38
|
|
2025/12
|
111
|
87
|
90
|
71
|
89
|
74
|
69
|
122
|
75
|
86
|
105
|
65
|
38
|
64
|
55
|
59
|
164
|
178
|
120
|
166
|
44
|
47
|
39
|
64
|
94
|
44
|
57
|
61
|
68
|
145
|
47
|
|
2025/11
|
40
|
58
|
47
|
61
|
60
|
34
|
13
|
20
|
26
|
50
|
35
|
42
|
52
|
64
|
76
|
76
|
42
|
38
|
34
|
42
|
60
|
71
|
66
|
64
|
110
|
77
|
179
|
114
|
71
|
58
|
|
|
2025/10
|
28
|
42
|
26
|
41
|
53
|
45
|
71
|
52
|
42
|
56
|
55
|
45
|
28
|
35
|
41
|
32
|
32
|
13
|
21
|
27
|
29
|
33
|
40
|
41
|
52
|
47
|
47
|
65
|
76
|
55
|
34
|
|
2025/09
|
18
|
23
|
26
|
35
|
33
|
33
|
48
|
40
|
14
|
16
|
18
|
19
|
27
|
23
|
25
|
33
|
35
|
31
|
37
|
27
|
19
|
33
|
52
|
12
|
25
|
35
|
39
|
42
|
42
|
28
|
|
|
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