Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
PM2.5
53
PM10
193
O3
0.5
CO
7
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
5 Jun
114
Light
Fri
6 Jun
109
Light
Sat
7 Jun
96
Good
Sun
8 Jun
76
Good
Mon
9 Jun
75
Good
Tue
10 Jun
74
Good
Wed
11 Jun
35
Excellent
Air quality in the last 12 months (Guannan)
|
2025/04
|
56
|
51
|
39
|
62
|
66
|
59
|
71
|
79
|
77
|
61
|
77
|
131
|
73
|
61
|
50
|
60
|
75
|
83
|
86
|
51
|
42
|
56
|
71
|
86
|
58
|
56
|
51
|
46
|
55
|
62
|
|
|
2025/03
|
69
|
29
|
36
|
36
|
63
|
60
|
69
|
98
|
99
|
66
|
94
|
104
|
72
|
55
|
41
|
43
|
51
|
42
|
40
|
63
|
57
|
59
|
76
|
100
|
115
|
93
|
131
|
77
|
63
|
51
|
56
|
|
2025/02
|
49
|
96
|
86
|
46
|
53
|
48
|
56
|
39
|
50
|
63
|
61
|
80
|
51
|
72
|
102
|
107
|
47
|
52
|
38
|
36
|
38
|
45
|
49
|
54
|
72
|
113
|
153
|
155
|
|||
|
2025/01
|
86
|
93
|
54
|
62
|
141
|
97
|
54
|
61
|
47
|
49
|
74
|
104
|
96
|
114
|
55
|
68
|
84
|
108
|
139
|
121
|
123
|
71
|
51
|
30
|
45
|
95
|
53
|
69
|
115
|
81
|
86
|
|
2024/12
|
79
|
97
|
51
|
67
|
154
|
170
|
107
|
45
|
60
|
81
|
63
|
44
|
78
|
63
|
79
|
82
|
101
|
46
|
51
|
84
|
87
|
53
|
65
|
90
|
112
|
90
|
67
|
67
|
67
|
95
|
74
|
|
2024/11
|
45
|
77
|
94
|
74
|
38
|
47
|
40
|
41
|
40
|
40
|
59
|
100
|
81
|
55
|
57
|
68
|
37
|
29
|
29
|
48
|
81
|
65
|
33
|
33
|
24
|
43
|
64
|
62
|
60
|
66
|
|
|
2024/10
|
25
|
26
|
35
|
34
|
24
|
29
|
38
|
42
|
46
|
70
|
109
|
97
|
43
|
56
|
95
|
65
|
22
|
18
|
36
|
37
|
35
|
61
|
42
|
51
|
49
|
33
|
70
|
41
|
48
|
64
|
52
|
|
2024/09
|
42
|
30
|
28
|
25
|
38
|
30
|
23
|
19
|
21
|
20
|
20
|
12
|
30
|
34
|
30
|
29
|
16
|
18
|
17
|
14
|
27
|
31
|
30
|
34
|
28
|
42
|
38
|
22
|
29
|
33
|
|
|
2024/08
|
21
|
18
|
28
|
36
|
31
|
21
|
21
|
20
|
32
|
37
|
94
|
57
|
50
|
26
|
25
|
21
|
26
|
20
|
16
|
13
|
28
|
46
|
46
|
47
|
29
|
30
|
17
|
22
|
24
|
31
|
33
|
|
2024/07
|
34
|
21
|
42
|
23
|
25
|
21
|
21
|
20
|
17
|
57
|
73
|
65
|
17
|
15
|
16
|
41
|
31
|
13
|
19
|
19
|
25
|
29
|
41
|
44
|
21
|
25
|
25
|
23
|
28
|
39
|
32
|
|
2024/06
|
26
|
42
|
57
|
38
|
36
|
36
|
36
|
57
|
64
|
60
|
54
|
58
|
53
|
62
|
40
|
48
|
36
|
45
|
27
|
18
|
33
|
30
|
52
|
96
|
63
|
41
|
32
|
36
|
14
|
27
|
|
|
2024/05
|
42
|
40
|
35
|
37
|
36
|
74
|
84
|
49
|
47
|
54
|
123
|
138
|
111
|
84
|
61
|
48
|
58
|
62
|
39
|
35
|
25
|
31
|
48
|
38
|
32
|
49
|
28
|
40
|
37
|
34
|
58
|
|
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