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
15 Nov
Mon
16 Nov
Tue
17 Nov
Wed
18 Nov
Real-time AQI (Monitoring Station in Nantou)
南投
105
PM2.5
17
PM10
28
O3
0.3
CO
2
SO2
12
NO2
竹山
116
PM2.5
13
PM10
20
O3
0.1
CO
3
SO2
10
NO2
埔里
85
PM2.5
7
PM10
36
O3
0.2
CO
3
SO2
6
NO2
Air quality in the last 12 months (Nantou)
|
2026/09
|
19
|
18
|
21
|
24
|
31
|
32
|
35
|
38
|
37
|
41
|
40
|
33
|
30
|
25
|
41
|
42
|
41
|
35
|
39
|
34
|
37
|
39
|
33
|
32
|
32
|
38
|
44
|
38
|
41
|
34
|
|
|
2026/08
|
31
|
36
|
39
|
25
|
26
|
25
|
36
|
34
|
22
|
28
|
49
|
46
|
38
|
28
|
25
|
26
|
28
|
25
|
22
|
16
|
22
|
26
|
20
|
20
|
21
|
24
|
33
|
36
|
33
|
23
|
21
|
|
2026/07
|
28
|
30
|
25
|
29
|
23
|
22
|
20
|
27
|
32
|
27
|
32
|
33
|
19
|
21
|
21
|
23
|
29
|
34
|
37
|
32
|
43
|
46
|
49
|
36
|
24
|
31
|
18
|
18
|
21
|
25
|
34
|
|
2026/06
|
36
|
42
|
39
|
30
|
34
|
43
|
28
|
30
|
32
|
34
|
39
|
35
|
35
|
24
|
21
|
23
|
21
|
17
|
20
|
25
|
37
|
33
|
33
|
37
|
26
|
26
|
31
|
33
|
32
|
20
|
|
|
2026/05
|
42
|
45
|
38
|
33
|
33
|
34
|
32
|
38
|
34
|
32
|
35
|
34
|
28
|
26
|
28
|
33
|
36
|
32
|
34
|
36
|
38
|
46
|
40
|
38
|
40
|
39
|
40
|
31
|
45
|
50
|
45
|
|
2026/04
|
33
|
38
|
38
|
32
|
37
|
32
|
39
|
45
|
47
|
37
|
30
|
26
|
38
|
27
|
27
|
33
|
39
|
36
|
36
|
39
|
40
|
42
|
35
|
27
|
38
|
43
|
42
|
45
|
30
|
28
|
|
|
2026/03
|
34
|
46
|
27
|
34
|
29
|
41
|
48
|
35
|
39
|
43
|
40
|
44
|
58
|
44
|
45
|
33
|
39
|
48
|
29
|
40
|
37
|
38
|
32
|
30
|
40
|
35
|
41
|
38
|
51
|
41
|
41
|
|
2026/02
|
20
|
38
|
50
|
33
|
36
|
43
|
27
|
46
|
41
|
37
|
45
|
56
|
48
|
51
|
33
|
38
|
34
|
47
|
52
|
71
|
57
|
67
|
98
|
72
|
31
|
47
|
54
|
27
|
|||
|
2026/01
|
22
|
29
|
40
|
30
|
49
|
36
|
42
|
48
|
56
|
56
|
63
|
58
|
59
|
48
|
45
|
50
|
50
|
20
|
33
|
30
|
44
|
52
|
43
|
43
|
39
|
32
|
23
|
29
|
35
|
37
|
16
|
|
2025/12
|
43
|
42
|
48
|
37
|
31
|
31
|
33
|
43
|
40
|
29
|
37
|
49
|
50
|
41
|
51
|
42
|
49
|
55
|
50
|
48
|
67
|
28
|
33
|
50
|
23
|
34
|
24
|
28
|
31
|
42
|
35
|
|
2025/11
|
31
|
53
|
44
|
18
|
20
|
24
|
37
|
35
|
35
|
42
|
22
|
9
|
13
|
34
|
43
|
32
|
34
|
28
|
30
|
42
|
46
|
50
|
44
|
42
|
52
|
76
|
58
|
103
|
83
|
55
|
|
|
2025/10
|
22
|
15
|
18
|
22
|
26
|
31
|
23
|
25
|
23
|
24
|
23
|
21
|
19
|
34
|
18
|
29
|
31
|
35
|
29
|
30
|
21
|
25
|
30
|
32
|
37
|
48
|
44
|
26
|
26
|
34
|
38
|
|
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