Taiwan - China   2025-06-21   Saturday   23.98N, 121.60E

Hualien

Taiwan - China
2025-06-21

Air Quality

Excellent

No health implications.

4

PM2.5

15

PM10

37

O3

0.1

CO

2

SO2

2

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 Jun

30 Excellent

Sun

22 Jun

30 Excellent

Mon

23 Jun

30 Excellent

Tue

24 Jun

30 Excellent

Hualien Air quality rank

Real-time AQI (Monitoring Station in Hualien)

花莲

15

4

PM2.5

15

PM10

37

O3

0.1

CO

2

SO2

2

NO2

Monthly Average AQI (Hualien)

2020/06 - 2025/05

Air quality in the last 12 months (Hualien)

2025/05
48
50
46
33
42
40
47
54
54
33
30
36
30
26
22
21
24
16
25
31
22
37
42
21
50
39
23
21
15
37
44
2025/04
27
40
44
39
45
44
51
55
46
41
34
19
108
99
80
67
65
47
48
29
40
42
33
25
22
30
33
43
29
33
2025/03
58
34
24
20
13
17
36
43
27
27
42
35
31
31
34
31
50
49
45
48
48
46
58
68
57
38
58
53
59
26
21
2025/02
34
17
26
68
56
36
29
48
34
31
38
57
68
47
40
66
68
37
39
25
23
34
19
67
60
57
63
72
2025/01
47
31
33
27
33
50
64
45
50
39
34
47
46
41
75
50
55
42
46
56
84
47
39
22
34
34
22
42
47
32
36
2024/12
37
43
31
30
25
30
27
61
23
18
24
19
22
64
73
49
38
44
41
20
42
54
18
19
17
45
64
69
36
37
49
2024/11
20
18
37
37
46
36
33
31
24
20
19
25
27
22
21
12
21
32
19
14
20
28
30
21
29
20
40
33
41
39
2024/10
18
15
20
16
19
19
16
18
37
43
42
29
23
25
23
26
35
34
30
22
29
36
42
35
22
22
24
24
36
36
25
2024/09
28
25
25
25
22
20
20
13
22
40
49
31
17
22
28
21
28
27
22
21
24
12
13
14
23
15
20
24
25
21
2024/08
28
44
43
35
34
20
28
36
40
44
47
50
47
34
30
14
21
19
15
12
22
27
35
40
30
33
45
40
39
30
30
2024/07
22
20
22
21
26
20
18
19
17
19
27
30
26
24
20
17
20
19
26
24
20
17
24
20
19
20
22
28
22
17
15
2024/06
13
9
19
32
30
20
19
14
20
14
14
27
27
28
21
17
18
15
17
21
29
33
27
18
18
21
32
18
20
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
Air quality source: CNEMC

*: primary pollution