Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
6 May
Wed
7 May
Thu
8 May
Fri
9 May
Real-time AQI (Monitoring Station in Nantou)
南投
7829
PM2.5
47
PM10
71 *
O3
0.5
CO
19
SO2
29
NO2
竹山
7821
PM2.5
44
PM10
79 *
O3
0.2
CO
4
SO2
12
NO2
埔里
5126 *
PM2.5
34
PM10
77
O3
0.3
CO
4
SO2
14
NO2
Air quality in the last 12 months (Nantou)
|
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
|
|
|
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
|
|
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