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
12 Mar
Thu
13 Mar
Fri
14 Mar
Sat
15 Mar
Real-time AQI (Monitoring Station in Hsinchu)
湖口
9937 *
PM2.5
50
PM10
10
O3
0.6
CO
4
SO2
48
NO2
竹东
6221 *
PM2.5
33
PM10
10
O3
0.8
CO
6
SO2
33
NO2
Air quality in the last 12 months (Hsinchu)
|
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
|
|
2024/02
|
46
|
26
|
26
|
21
|
24
|
29
|
23
|
35
|
72
|
116
|
59
|
58
|
63
|
96
|
78
|
30
|
35
|
78
|
58
|
42
|
30
|
17
|
21
|
24
|
27
|
42
|
32
|
44
|
46
|
||
|
1
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2
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3
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4
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5
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6
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7
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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