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 Feb
Sat
1 Mar
Sun
2 Mar
Mon
3 Mar
Real-time AQI (Monitoring Station in Nantou)
南投
5019
PM2.5
27
PM10
104
O3
0.3
CO
6
SO2
19
NO2
竹山
5325 *
PM2.5
43
PM10
90
O3
0.3
CO
8
SO2
19
NO2
埔里
4614
PM2.5
21
PM10
104
O3
0.3
CO
5
SO2
10
NO2
Air quality in the last 12 months (Nantou)
|
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
|
|
|
2024/08
|
28
|
43
|
43
|
35
|
36
|
22
|
27
|
38
|
42
|
46
|
48
|
50
|
46
|
36
|
29
|
14
|
20
|
19
|
15
|
12
|
21
|
27
|
36
|
42
|
34
|
37
|
47
|
43
|
40
|
32
|
32
|
|
2024/07
|
21
|
19
|
19
|
21
|
25
|
20
|
17
|
18
|
16
|
17
|
26
|
28
|
24
|
23
|
21
|
18
|
21
|
19
|
26
|
24
|
21
|
20
|
25
|
19
|
17
|
18
|
21
|
28
|
23
|
18
|
15
|
|
2024/06
|
12
|
9
|
18
|
32
|
31
|
19
|
20
|
13
|
22
|
15
|
14
|
28
|
27
|
29
|
22
|
17
|
18
|
15
|
17
|
18
|
26
|
31
|
24
|
17
|
18
|
21
|
29
|
17
|
19
|
20
|
|
|
2024/05
|
22
|
22
|
26
|
35
|
40
|
47
|
33
|
41
|
28
|
32
|
31
|
34
|
32
|
30
|
40
|
42
|
34
|
37
|
24
|
22
|
12
|
14
|
26
|
32
|
23
|
25
|
17
|
24
|
26
|
28
|
36
|
|
2024/04
|
35
|
56
|
39
|
32
|
26
|
35
|
18
|
36
|
26
|
49
|
45
|
41
|
27
|
31
|
53
|
33
|
37
|
38
|
84
|
73
|
39
|
30
|
34
|
28
|
44
|
43
|
35
|
20
|
37
|
22
|
|
|
2024/03
|
19
|
41
|
46
|
50
|
51
|
25
|
45
|
61
|
59
|
47
|
49
|
37
|
58
|
61
|
47
|
49
|
75
|
49
|
49
|
65
|
59
|
68
|
61
|
34
|
27
|
42
|
30
|
52
|
48
|
60
|
40
|
|
2024/02
|
47
|
27
|
26
|
23
|
27
|
29
|
23
|
33
|
67
|
119
|
61
|
56
|
66
|
101
|
79
|
34
|
36
|
83
|
58
|
44
|
30
|
21
|
23
|
28
|
32
|
44
|
35
|
44
|
52
|
||
|
1
|
2
|
3
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4
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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