Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Oct
Wed
29 Oct
Thu
30 Oct
Fri
31 Oct
Nantou Air quality rank
Real-time AQI (Monitoring Station in Nantou)
南投
2813
PM2.5
20
PM10
52
O3
0.3
CO
3
SO2
33
NO2
竹山
2613
PM2.5
24
PM10
50
O3
0.3
CO
4
SO2
31
NO2
埔里
188
PM2.5
10
PM10
50
O3
0.2
CO
3
SO2
8
NO2
Air quality in the last 12 months (Nantou)
|
2025/08
|
34
|
31
|
34
|
18
|
19
|
31
|
41
|
46
|
28
|
20
|
23
|
24
|
31
|
29
|
21
|
23
|
24
|
16
|
22
|
32
|
33
|
32
|
25
|
23
|
19
|
16
|
15
|
17
|
18
|
18
|
17
|
|
2025/07
|
19
|
22
|
26
|
27
|
17
|
20
|
28
|
44
|
34
|
16
|
12
|
28
|
40
|
43
|
35
|
38
|
34
|
24
|
32
|
33
|
22
|
19
|
21
|
24
|
22
|
34
|
35
|
31
|
20
|
40
|
46
|
|
2025/06
|
46
|
37
|
17
|
26
|
29
|
23
|
19
|
24
|
21
|
22
|
20
|
25
|
28
|
29
|
33
|
29
|
26
|
28
|
23
|
20
|
20
|
25
|
29
|
30
|
21
|
17
|
17
|
22
|
16
|
15
|
|
|
2025/05
|
51
|
53
|
48
|
35
|
42
|
40
|
46
|
52
|
48
|
31
|
29
|
38
|
31
|
30
|
24
|
22
|
22
|
17
|
25
|
31
|
22
|
37
|
42
|
21
|
51
|
40
|
25
|
21
|
12
|
36
|
44
|
|
2025/04
|
23
|
37
|
44
|
42
|
48
|
47
|
53
|
56
|
49
|
43
|
36
|
18
|
111
|
101
|
82
|
70
|
65
|
50
|
48
|
30
|
40
|
41
|
33
|
24
|
20
|
28
|
31
|
44
|
31
|
36
|
|
|
2025/03
|
61
|
33
|
25
|
20
|
13
|
16
|
36
|
43
|
28
|
29
|
42
|
36
|
31
|
28
|
35
|
27
|
50
|
47
|
46
|
47
|
48
|
47
|
61
|
70
|
54
|
35
|
49
|
52
|
53
|
20
|
16
|
|
2025/02
|
38
|
17
|
23
|
68
|
56
|
35
|
27
|
49
|
34
|
31
|
39
|
63
|
71
|
50
|
41
|
62
|
67
|
38
|
37
|
23
|
21
|
33
|
18
|
65
|
59
|
54
|
63
|
77
|
|||
|
2025/01
|
49
|
35
|
34
|
30
|
36
|
49
|
64
|
45
|
50
|
42
|
34
|
46
|
44
|
41
|
78
|
52
|
54
|
41
|
45
|
51
|
80
|
48
|
43
|
20
|
33
|
35
|
20
|
43
|
48
|
32
|
38
|
|
2024/12
|
38
|
45
|
32
|
32
|
27
|
30
|
24
|
61
|
26
|
20
|
25
|
20
|
26
|
59
|
74
|
48
|
38
|
43
|
43
|
20
|
42
|
56
|
21
|
20
|
18
|
45
|
64
|
73
|
37
|
39
|
48
|
|
2024/11
|
20
|
18
|
36
|
38
|
48
|
39
|
34
|
30
|
25
|
24
|
20
|
25
|
26
|
22
|
22
|
13
|
23
|
33
|
19
|
13
|
18
|
27
|
32
|
22
|
28
|
20
|
39
|
31
|
41
|
39
|
|
|
2024/10
|
18
|
15
|
19
|
16
|
21
|
20
|
17
|
17
|
37
|
44
|
43
|
32
|
25
|
27
|
26
|
27
|
36
|
35
|
31
|
22
|
28
|
36
|
44
|
37
|
23
|
24
|
24
|
24
|
36
|
38
|
25
|
|
2024/09
|
29
|
29
|
27
|
26
|
23
|
20
|
20
|
14
|
22
|
42
|
52
|
34
|
18
|
22
|
29
|
22
|
28
|
28
|
23
|
21
|
25
|
10
|
12
|
15
|
25
|
15
|
19
|
24
|
25
|
20
|
|
|
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
*: primary pollution