Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
35
O3
0.7
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Sep
57
Good
Mon
28 Sep
53
Good
Tue
29 Sep
51
Good
Wed
30 Sep
50
Excellent
Thu
1 Oct
53
Good
Fri
2 Oct
59
Good
Sat
3 Oct
21
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