Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
46
*
PM2.5
71
PM10
19
O3
0.7
CO
6
SO2
36
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
7 Nov
72
Good
Fri
8 Nov
101
Light
Sat
9 Nov
97
Good
Sun
10 Nov
61
Good
Mon
11 Nov
66
Good
Tue
12 Nov
84
Good
Wed
13 Nov
85
Good
Air quality in the last 12 months (Yilan)
|
2024/10
|
18
|
27
|
21
|
30
|
44
|
36
|
35
|
50
|
49
|
44
|
22
|
33
|
41
|
48
|
23
|
26
|
42
|
41
|
28
|
41
|
31
|
33
|
38
|
46
|
59
|
60
|
52
|
58
|
67
|
60
|
61
|
|
2024/09
|
18
|
19
|
24
|
24
|
16
|
17
|
18
|
26
|
24
|
19
|
21
|
33
|
22
|
26
|
20
|
31
|
32
|
29
|
23
|
23
|
25
|
23
|
25
|
28
|
31
|
21
|
27
|
38
|
35
|
25
|
|
|
2024/08
|
13
|
13
|
14
|
18
|
14
|
15
|
24
|
25
|
23
|
28
|
15
|
16
|
19
|
30
|
27
|
32
|
27
|
34
|
15
|
18
|
25
|
24
|
22
|
24
|
25
|
22
|
23
|
20
|
25
|
22
|
20
|
|
2024/07
|
77
|
52
|
50
|
32
|
29
|
50
|
60
|
55
|
53
|
41
|
58
|
54
|
34
|
47
|
45
|
52
|
36
|
25
|
30
|
33
|
26
|
22
|
26
|
22
|
20
|
13
|
12
|
21
|
19
|
15
|
21
|
|
2024/06
|
17
|
14
|
19
|
17
|
27
|
31
|
37
|
27
|
21
|
21
|
29
|
20
|
19
|
11
|
13
|
14
|
16
|
20
|
28
|
24
|
17
|
14
|
11
|
13
|
16
|
20
|
20
|
47
|
41
|
58
|
|
|
2024/05
|
47
|
54
|
53
|
72
|
86
|
54
|
41
|
38
|
31
|
30
|
25
|
23
|
22
|
25
|
18
|
23
|
24
|
39
|
19
|
18
|
17
|
36
|
21
|
19
|
19
|
21
|
16
|
21
|
17
|
17
|
15
|
|
2024/04
|
33
|
38
|
49
|
33
|
40
|
60
|
25
|
28
|
46
|
67
|
79
|
69
|
57
|
70
|
71
|
56
|
32
|
52
|
39
|
66
|
129
|
133
|
101
|
82
|
68
|
52
|
42
|
43
|
49
|
45
|
|
|
2024/03
|
38
|
36
|
42
|
48
|
46
|
46
|
53
|
40
|
37
|
52
|
59
|
44
|
51
|
50
|
37
|
24
|
24
|
34
|
34
|
32
|
31
|
30
|
33
|
26
|
30
|
37
|
35
|
232
|
94
|
36
|
29
|
|
2024/02
|
55
|
80
|
87
|
94
|
99
|
115
|
93
|
92
|
139
|
223
|
123
|
63
|
78
|
45
|
37
|
39
|
49
|
43
|
38
|
36
|
38
|
36
|
41
|
58
|
67
|
53
|
52
|
54
|
51
|
||
|
2024/01
|
68
|
110
|
136
|
110
|
77
|
77
|
74
|
52
|
70
|
71
|
70
|
73
|
78
|
67
|
43
|
54
|
98
|
78
|
88
|
69
|
43
|
52
|
56
|
75
|
65
|
111
|
164
|
155
|
149
|
112
|
70
|
|
2023/12
|
55
|
73
|
68
|
42
|
91
|
58
|
42
|
51
|
53
|
40
|
47
|
56
|
58
|
65
|
51
|
33
|
43
|
65
|
74
|
52
|
56
|
64
|
81
|
108
|
87
|
76
|
78
|
106
|
125
|
83
|
55
|
|
2023/11
|
68
|
49
|
35
|
35
|
41
|
37
|
31
|
50
|
72
|
57
|
41
|
47
|
49
|
64
|
97
|
93
|
41
|
27
|
46
|
37
|
52
|
51
|
26
|
30
|
37
|
51
|
84
|
68
|
66
|
39
|
|
|
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