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 Jun
Tue
16 Jun
Wed
17 Jun
Thu
18 Jun
Real-time AQI (Monitoring Station in Hsinchu)
湖口
172
PM2.5
9
PM10
31
O3
0.1
CO
3
SO2
10
NO2
竹东
125
PM2.5
7
PM10
31
O3
0.1
CO
2
SO2
4
NO2
Air quality in the last 12 months (Hsinchu)
|
2026/05
|
42
|
44
|
38
|
32
|
32
|
34
|
31
|
37
|
33
|
30
|
34
|
31
|
27
|
27
|
28
|
32
|
33
|
31
|
33
|
37
|
40
|
44
|
41
|
41
|
44
|
42
|
42
|
31
|
44
|
48
|
43
|
|
2026/04
|
34
|
38
|
39
|
31
|
38
|
33
|
37
|
42
|
47
|
42
|
32
|
27
|
45
|
32
|
28
|
33
|
38
|
34
|
36
|
39
|
38
|
42
|
34
|
29
|
37
|
43
|
41
|
45
|
31
|
29
|
|
|
2026/03
|
34
|
42
|
27
|
33
|
26
|
39
|
46
|
35
|
36
|
42
|
38
|
43
|
55
|
42
|
41
|
32
|
39
|
49
|
28
|
41
|
35
|
39
|
32
|
30
|
40
|
34
|
42
|
37
|
51
|
41
|
43
|
|
2026/02
|
19
|
38
|
51
|
31
|
36
|
40
|
24
|
43
|
38
|
36
|
44
|
56
|
48
|
50
|
31
|
35
|
33
|
47
|
53
|
69
|
54
|
63
|
104
|
68
|
28
|
44
|
49
|
27
|
|||
|
2026/01
|
22
|
27
|
39
|
32
|
46
|
36
|
43
|
50
|
59
|
55
|
62
|
58
|
58
|
50
|
46
|
51
|
49
|
21
|
33
|
27
|
39
|
50
|
43
|
44
|
44
|
32
|
22
|
28
|
35
|
35
|
17
|
|
2025/12
|
44
|
45
|
50
|
36
|
30
|
29
|
32
|
43
|
38
|
29
|
35
|
47
|
49
|
39
|
52
|
40
|
49
|
58
|
49
|
47
|
68
|
27
|
33
|
51
|
23
|
34
|
23
|
27
|
30
|
42
|
33
|
|
2025/11
|
30
|
54
|
42
|
15
|
19
|
22
|
38
|
35
|
31
|
41
|
22
|
8
|
12
|
35
|
42
|
31
|
32
|
23
|
29
|
41
|
46
|
51
|
43
|
40
|
53
|
76
|
60
|
104
|
81
|
53
|
|
|
2025/10
|
20
|
15
|
16
|
18
|
25
|
29
|
21
|
25
|
21
|
22
|
23
|
20
|
19
|
31
|
16
|
29
|
29
|
32
|
25
|
26
|
19
|
24
|
29
|
29
|
34
|
46
|
41
|
23
|
24
|
31
|
34
|
|
2025/09
|
23
|
32
|
29
|
33
|
22
|
21
|
18
|
21
|
20
|
28
|
25
|
26
|
37
|
30
|
23
|
21
|
21
|
20
|
17
|
22
|
24
|
24
|
30
|
30
|
21
|
18
|
17
|
18
|
23
|
22
|
|
|
2025/08
|
34
|
32
|
34
|
19
|
17
|
31
|
42
|
47
|
33
|
23
|
25
|
24
|
31
|
28
|
19
|
20
|
21
|
16
|
21
|
32
|
33
|
30
|
24
|
21
|
17
|
14
|
13
|
15
|
16
|
16
|
17
|
|
2025/07
|
17
|
21
|
24
|
25
|
16
|
18
|
23
|
39
|
29
|
16
|
12
|
25
|
37
|
41
|
35
|
38
|
34
|
21
|
30
|
31
|
18
|
18
|
20
|
22
|
20
|
29
|
30
|
30
|
19
|
36
|
47
|
|
2025/06
|
45
|
40
|
16
|
27
|
28
|
24
|
19
|
27
|
23
|
20
|
18
|
22
|
25
|
27
|
30
|
27
|
28
|
28
|
24
|
20
|
22
|
27
|
31
|
32
|
23
|
19
|
19
|
22
|
16
|
14
|
|
|
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