Air Quality
Excellent
No health implications.
10
PM2.5
32
PM10
53
O3
0.2
CO
2
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Oct
50
Excellent
Sun
25 Oct
50
Excellent
Mon
26 Oct
50
Excellent
Tue
27 Oct
50
Excellent
Real-time AQI (Monitoring Station in Hualien)
花莲
3210
PM2.5
32
PM10
53
O3
0.2
CO
2
SO2
6
NO2
Air quality in the last 12 months (Hualien)
|
2026/08
|
33
|
37
|
36
|
24
|
25
|
25
|
33
|
32
|
22
|
28
|
48
|
44
|
38
|
29
|
26
|
26
|
27
|
25
|
23
|
17
|
21
|
25
|
20
|
20
|
20
|
25
|
32
|
35
|
31
|
22
|
21
|
|
2026/07
|
29
|
33
|
26
|
30
|
25
|
24
|
20
|
28
|
31
|
27
|
33
|
33
|
20
|
22
|
22
|
25
|
32
|
35
|
40
|
33
|
42
|
46
|
48
|
34
|
23
|
32
|
18
|
16
|
20
|
23
|
32
|
|
2026/06
|
34
|
40
|
40
|
31
|
35
|
42
|
28
|
30
|
32
|
34
|
39
|
34
|
35
|
26
|
23
|
23
|
22
|
18
|
21
|
26
|
36
|
32
|
32
|
36
|
26
|
26
|
32
|
34
|
32
|
21
|
|
|
2026/05
|
43
|
46
|
39
|
34
|
33
|
33
|
32
|
38
|
34
|
31
|
34
|
32
|
27
|
28
|
28
|
33
|
36
|
31
|
34
|
37
|
42
|
49
|
40
|
37
|
43
|
42
|
41
|
31
|
45
|
48
|
44
|
|
2026/04
|
34
|
39
|
41
|
33
|
38
|
31
|
37
|
44
|
47
|
41
|
32
|
27
|
42
|
31
|
28
|
33
|
38
|
35
|
37
|
38
|
41
|
44
|
34
|
28
|
37
|
42
|
40
|
44
|
31
|
29
|
|
|
2026/03
|
34
|
41
|
28
|
36
|
31
|
41
|
47
|
35
|
38
|
43
|
39
|
45
|
62
|
47
|
48
|
35
|
40
|
50
|
29
|
40
|
37
|
39
|
31
|
31
|
41
|
34
|
43
|
39
|
53
|
40
|
41
|
|
2026/02
|
21
|
40
|
49
|
30
|
32
|
41
|
28
|
46
|
43
|
38
|
48
|
58
|
48
|
49
|
31
|
38
|
37
|
50
|
54
|
70
|
54
|
62
|
100
|
68
|
31
|
51
|
51
|
31
|
|||
|
2026/01
|
22
|
28
|
39
|
30
|
46
|
39
|
44
|
50
|
58
|
57
|
62
|
57
|
59
|
49
|
44
|
50
|
47
|
22
|
35
|
31
|
46
|
52
|
43
|
46
|
44
|
32
|
23
|
29
|
34
|
38
|
17
|
|
2025/12
|
42
|
43
|
47
|
36
|
30
|
30
|
32
|
42
|
38
|
28
|
35
|
47
|
49
|
41
|
53
|
42
|
50
|
53
|
47
|
47
|
65
|
27
|
33
|
48
|
23
|
33
|
24
|
27
|
30
|
41
|
34
|
|
2025/11
|
32
|
54
|
42
|
18
|
21
|
24
|
38
|
37
|
35
|
43
|
22
|
10
|
13
|
36
|
42
|
31
|
34
|
27
|
32
|
45
|
49
|
53
|
44
|
41
|
54
|
75
|
60
|
105
|
83
|
54
|
|
|
2025/10
|
20
|
16
|
17
|
20
|
24
|
29
|
22
|
25
|
22
|
23
|
22
|
19
|
17
|
32
|
16
|
29
|
32
|
35
|
29
|
31
|
23
|
27
|
31
|
31
|
36
|
48
|
43
|
24
|
26
|
32
|
36
|
|
2025/09
|
22
|
34
|
31
|
32
|
24
|
24
|
20
|
23
|
22
|
29
|
25
|
26
|
37
|
28
|
22
|
24
|
22
|
23
|
20
|
23
|
25
|
27
|
33
|
32
|
23
|
19
|
18
|
19
|
25
|
22
|
|
|
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
Air quality source: CNEMC
*: primary pollution