Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
37
O3
0.6
CO
6
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Oct
53
Good
Mon
19 Oct
46
Excellent
Tue
20 Oct
50
Excellent
Wed
21 Oct
55
Good
Thu
22 Oct
58
Good
Fri
23 Oct
60
Good
Sat
24 Oct
31
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