Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
38
*
PM2.5
43
PM10
8
O3
0.8
CO
2
SO2
34
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Jan
181
Moderate
Wed
28 Jan
165
Moderate
Thu
29 Jan
96
Good
Fri
30 Jan
85
Good
Sat
31 Jan
89
Good
Sun
1 Feb
43
Excellent
Mon
2 Feb
16
Excellent
Air quality in the last 12 months (Guichi)
|
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
|
|
|
2025/08
|
17
|
19
|
22
|
26
|
22
|
16
|
14
|
20
|
24
|
31
|
15
|
28
|
30
|
20
|
19
|
23
|
27
|
28
|
27
|
22
|
21
|
13
|
21
|
19
|
22
|
17
|
31
|
29
|
31
|
28
|
16
|
|
2025/07
|
20
|
22
|
26
|
30
|
36
|
40
|
35
|
18
|
20
|
27
|
27
|
19
|
27
|
36
|
29
|
26
|
21
|
37
|
31
|
14
|
15
|
11
|
21
|
23
|
23
|
24
|
20
|
27
|
18
|
23
|
14
|
|
2025/06
|
11
|
10
|
29
|
40
|
36
|
30
|
24
|
14
|
28
|
22
|
18
|
26
|
36
|
21
|
14
|
33
|
31
|
14
|
10
|
13
|
11
|
13
|
18
|
28
|
28
|
22
|
17
|
14
|
21
|
20
|
|
|
2025/05
|
46
|
52
|
58
|
46
|
37
|
149
|
143
|
51
|
19
|
37
|
45
|
42
|
37
|
46
|
51
|
20
|
30
|
97
|
50
|
26
|
19
|
22
|
39
|
64
|
52
|
52
|
60
|
53
|
37
|
40
|
25
|
|
2025/04
|
46
|
57
|
65
|
62
|
69
|
63
|
61
|
59
|
60
|
59
|
57
|
194
|
119
|
100
|
47
|
50
|
62
|
65
|
75
|
63
|
40
|
38
|
44
|
49
|
54
|
51
|
27
|
51
|
53
|
53
|
|
|
2025/03
|
35
|
28
|
21
|
53
|
74
|
79
|
71
|
66
|
93
|
46
|
45
|
50
|
32
|
37
|
23
|
49
|
28
|
48
|
47
|
44
|
41
|
46
|
57
|
53
|
56
|
64
|
68
|
73
|
75
|
80
|
52
|
|
2025/02
|
60
|
59
|
102
|
71
|
43
|
51
|
76
|
48
|
43
|
50
|
82
|
110
|
82
|
86
|
94
|
73
|
82
|
51
|
69
|
54
|
35
|
58
|
91
|
103
|
94
|
107
|
60
|
37
|
|||
|
2025/01
|
104
|
133
|
197
|
137
|
118
|
77
|
64
|
63
|
61
|
51
|
61
|
79
|
77
|
95
|
66
|
53
|
60
|
69
|
66
|
126
|
129
|
149
|
211
|
63
|
38
|
51
|
45
|
53
|
137
|
73
|
90
|
|
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