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
24 Jun
Wed
25 Jun
Thu
26 Jun
Fri
27 Jun
Real-time AQI (Monitoring Station in Hsinchu)
湖口
2812
PM2.5
22
PM10
2
O3
0.2
CO
4
SO2
32
NO2
竹东
167
PM2.5
24
PM10
10
O3
0.1
CO
4
SO2
8
NO2
Air quality in the last 12 months (Hsinchu)
|
2025/05
|
50
|
51
|
50
|
32
|
43
|
41
|
46
|
52
|
47
|
30
|
29
|
35
|
30
|
27
|
22
|
24
|
25
|
18
|
25
|
34
|
24
|
38
|
46
|
20
|
52
|
40
|
26
|
21
|
13
|
36
|
42
|
|
2025/04
|
23
|
37
|
41
|
39
|
45
|
46
|
53
|
56
|
51
|
43
|
38
|
20
|
109
|
96
|
76
|
66
|
65
|
51
|
46
|
29
|
45
|
43
|
32
|
24
|
21
|
30
|
33
|
43
|
30
|
34
|
|
|
2025/03
|
58
|
39
|
27
|
20
|
13
|
15
|
37
|
44
|
29
|
28
|
43
|
36
|
28
|
29
|
30
|
26
|
49
|
47
|
45
|
47
|
46
|
46
|
60
|
71
|
62
|
41
|
49
|
51
|
51
|
19
|
16
|
|
2025/02
|
34
|
15
|
24
|
70
|
55
|
36
|
28
|
49
|
32
|
32
|
40
|
64
|
77
|
54
|
45
|
65
|
70
|
33
|
38
|
21
|
19
|
34
|
17
|
72
|
64
|
55
|
64
|
70
|
|||
|
2025/01
|
50
|
33
|
32
|
31
|
33
|
49
|
66
|
45
|
51
|
38
|
33
|
46
|
45
|
43
|
78
|
50
|
54
|
42
|
43
|
55
|
87
|
49
|
40
|
19
|
34
|
34
|
20
|
42
|
51
|
32
|
36
|
|
2024/12
|
37
|
42
|
30
|
35
|
28
|
30
|
23
|
64
|
25
|
20
|
25
|
19
|
23
|
66
|
75
|
50
|
39
|
46
|
43
|
19
|
41
|
55
|
21
|
18
|
17
|
48
|
72
|
72
|
38
|
39
|
49
|
|
2024/11
|
17
|
17
|
38
|
39
|
48
|
35
|
33
|
30
|
23
|
22
|
18
|
22
|
27
|
21
|
21
|
11
|
21
|
29
|
18
|
15
|
19
|
27
|
31
|
22
|
27
|
19
|
40
|
32
|
41
|
39
|
|
|
2024/10
|
17
|
13
|
18
|
14
|
18
|
18
|
15
|
17
|
36
|
42
|
43
|
30
|
25
|
27
|
25
|
26
|
35
|
33
|
28
|
20
|
27
|
35
|
42
|
34
|
20
|
22
|
22
|
21
|
37
|
36
|
24
|
|
2024/09
|
30
|
26
|
24
|
24
|
21
|
18
|
18
|
13
|
22
|
41
|
49
|
33
|
18
|
21
|
28
|
22
|
27
|
27
|
21
|
22
|
24
|
11
|
12
|
16
|
21
|
13
|
20
|
25
|
25
|
18
|
|
|
2024/08
|
28
|
45
|
44
|
37
|
35
|
20
|
28
|
37
|
43
|
48
|
50
|
52
|
47
|
34
|
28
|
15
|
21
|
21
|
16
|
12
|
22
|
27
|
36
|
42
|
31
|
35
|
48
|
41
|
37
|
33
|
34
|
|
2024/07
|
22
|
20
|
21
|
22
|
27
|
20
|
18
|
19
|
17
|
19
|
28
|
31
|
27
|
26
|
20
|
17
|
20
|
21
|
26
|
24
|
21
|
19
|
22
|
18
|
18
|
19
|
20
|
26
|
21
|
16
|
15
|
|
2024/06
|
10
|
8
|
18
|
32
|
30
|
19
|
19
|
16
|
21
|
14
|
15
|
28
|
28
|
28
|
21
|
18
|
18
|
15
|
18
|
22
|
30
|
35
|
29
|
19
|
19
|
22
|
32
|
18
|
19
|
20
|
|
|
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