Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
*
PM2.5
75
PM10
11
O3
0.5
CO
3
SO2
55
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Dec
84
Good
Fri
20 Dec
69
Good
Sat
21 Dec
53
Good
Sun
22 Dec
63
Good
Mon
23 Dec
89
Good
Tue
24 Dec
99
Good
Wed
25 Dec
43
Excellent
Gu'an Air quality rank
Air quality in the last 12 months (Gu'an)
|
2024/11
|
119
|
89
|
60
|
26
|
55
|
68
|
118
|
147
|
132
|
126
|
98
|
124
|
101
|
45
|
59
|
53
|
41
|
58
|
65
|
86
|
45
|
37
|
53
|
114
|
58
|
20
|
22
|
28
|
47
|
58
|
|
|
2024/10
|
15
|
22
|
45
|
66
|
84
|
96
|
37
|
50
|
110
|
31
|
71
|
112
|
127
|
121
|
68
|
54
|
65
|
46
|
20
|
39
|
57
|
37
|
55
|
101
|
152
|
204
|
64
|
62
|
113
|
160
|
171
|
|
2024/09
|
33
|
19
|
43
|
59
|
31
|
31
|
39
|
41
|
61
|
26
|
29
|
31
|
46
|
36
|
40
|
54
|
51
|
53
|
53
|
31
|
12
|
19
|
42
|
63
|
52
|
50
|
48
|
63
|
74
|
11
|
|
|
2024/08
|
32
|
45
|
35
|
26
|
17
|
38
|
48
|
42
|
46
|
47
|
35
|
16
|
18
|
32
|
48
|
44
|
47
|
26
|
29
|
23
|
23
|
32
|
44
|
35
|
41
|
18
|
21
|
35
|
45
|
58
|
55
|
|
2024/07
|
35
|
39
|
44
|
66
|
69
|
30
|
54
|
35
|
63
|
66
|
71
|
59
|
58
|
77
|
55
|
42
|
31
|
38
|
52
|
37
|
46
|
38
|
54
|
47
|
19
|
24
|
35
|
30
|
38
|
15
|
30
|
|
2024/06
|
47
|
59
|
57
|
63
|
64
|
74
|
59
|
50
|
59
|
65
|
63
|
65
|
82
|
45
|
45
|
64
|
64
|
64
|
64
|
63
|
54
|
83
|
89
|
38
|
46
|
71
|
59
|
66
|
68
|
42
|
|
|
2024/05
|
55
|
63
|
61
|
76
|
60
|
66
|
70
|
73
|
72
|
87
|
131
|
44
|
68
|
80
|
35
|
64
|
74
|
85
|
60
|
36
|
46
|
73
|
73
|
34
|
24
|
30
|
42
|
61
|
71
|
63
|
25
|
|
2024/04
|
82
|
79
|
73
|
65
|
73
|
96
|
71
|
94
|
51
|
66
|
111
|
89
|
71
|
58
|
114
|
75
|
96
|
100
|
84
|
56
|
93
|
88
|
37
|
60
|
93
|
98
|
96
|
43
|
29
|
31
|
|
|
2024/03
|
39
|
89
|
75
|
64
|
76
|
73
|
91
|
33
|
68
|
108
|
106
|
86
|
75
|
85
|
101
|
131
|
51
|
122
|
95
|
62
|
87
|
78
|
93
|
86
|
76
|
96
|
139
|
267
|
118
|
72
|
89
|
|
2024/02
|
55
|
74
|
106
|
97
|
112
|
96
|
42
|
73
|
159
|
53
|
96
|
148
|
183
|
121
|
34
|
67
|
84
|
95
|
45
|
35
|
28
|
25
|
44
|
75
|
72
|
86
|
72
|
88
|
44
|
||
|
2024/01
|
125
|
176
|
84
|
127
|
75
|
33
|
31
|
70
|
66
|
82
|
135
|
171
|
104
|
36
|
53
|
91
|
104
|
87
|
58
|
60
|
32
|
22
|
24
|
38
|
52
|
53
|
46
|
68
|
105
|
126
|
104
|
|
2023/12
|
52
|
68
|
80
|
108
|
147
|
154
|
169
|
175
|
97
|
49
|
39
|
85
|
90
|
63
|
22
|
21
|
42
|
97
|
63
|
19
|
25
|
53
|
77
|
90
|
129
|
114
|
47
|
81
|
186
|
227
|
57
|
|
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