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
12 May
Tue
13 May
Wed
14 May
Thu
15 May
Real-time AQI (Monitoring Station in Hsinchu)
湖口
8212
PM2.5
27
PM10
114 *
O3
0.3
CO
4
SO2
20
NO2
竹东
417
PM2.5
12
PM10
66
O3
0.4
CO
2
SO2
18
NO2
Air quality in the last 12 months (Hsinchu)
|
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
|
|
|
2024/05
|
18
|
22
|
26
|
34
|
44
|
48
|
34
|
41
|
26
|
30
|
32
|
34
|
31
|
29
|
41
|
39
|
33
|
36
|
25
|
22
|
12
|
16
|
27
|
31
|
21
|
25
|
18
|
21
|
24
|
26
|
35
|
|
2024/04
|
38
|
57
|
41
|
29
|
26
|
36
|
18
|
36
|
26
|
50
|
49
|
42
|
26
|
30
|
54
|
35
|
38
|
37
|
89
|
76
|
40
|
29
|
32
|
29
|
46
|
50
|
41
|
22
|
38
|
21
|
|
|
2024/03
|
19
|
42
|
48
|
51
|
52
|
20
|
47
|
61
|
60
|
44
|
44
|
38
|
57
|
60
|
43
|
44
|
65
|
47
|
46
|
66
|
60
|
66
|
60
|
39
|
30
|
40
|
27
|
53
|
45
|
61
|
45
|
|
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