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
26 Jul
Mon
27 Jul
Tue
28 Jul
Wed
29 Jul
Real-time AQI (Monitoring Station in Hsinchu)
湖口
2914
PM2.5
22
PM10
56
O3
0.1
CO
2
SO2
2
NO2
竹东
259
PM2.5
21
PM10
33
O3
0.2
CO
2
SO2
8
NO2
Air quality in the last 12 months (Hsinchu)
|
2026/06
|
35
|
42
|
43
|
32
|
35
|
42
|
29
|
30
|
32
|
33
|
39
|
34
|
34
|
25
|
22
|
23
|
21
|
18
|
20
|
26
|
38
|
34
|
33
|
36
|
26
|
26
|
32
|
35
|
34
|
21
|
|
|
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
|
|
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