Air Quality
Excellent
No health implications.
9
PM2.5
29
PM10
82
O3
0.2
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Dec
35
Excellent
Tue
3 Dec
40
Excellent
Wed
4 Dec
40
Excellent
Thu
5 Dec
40
Excellent
Real-time AQI (Monitoring Station in Hualien)
花莲
277
PM2.5
29
PM10
87
O3
0.1
CO
2
SO2
4
NO2
Air quality in the last 12 months (Hualien)
|
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
|
|
|
2024/05
|
22
|
23
|
27
|
36
|
45
|
48
|
33
|
39
|
26
|
34
|
30
|
34
|
32
|
30
|
40
|
41
|
33
|
36
|
23
|
23
|
14
|
16
|
27
|
28
|
21
|
24
|
17
|
22
|
24
|
26
|
35
|
|
2024/04
|
36
|
55
|
40
|
31
|
29
|
38
|
20
|
38
|
28
|
49
|
46
|
38
|
26
|
30
|
54
|
32
|
35
|
38
|
90
|
75
|
41
|
29
|
31
|
28
|
42
|
45
|
35
|
22
|
38
|
23
|
|
|
2024/03
|
19
|
44
|
48
|
51
|
50
|
23
|
45
|
61
|
59
|
44
|
46
|
39
|
56
|
58
|
45
|
46
|
70
|
49
|
51
|
67
|
60
|
66
|
59
|
37
|
28
|
41
|
29
|
52
|
48
|
60
|
43
|
|
2024/02
|
44
|
27
|
26
|
23
|
25
|
29
|
23
|
34
|
73
|
118
|
61
|
59
|
64
|
94
|
77
|
36
|
37
|
85
|
63
|
48
|
32
|
23
|
25
|
29
|
33
|
45
|
37
|
44
|
47
|
||
|
2024/01
|
70
|
40
|
60
|
51
|
57
|
64
|
97
|
49
|
42
|
67
|
100
|
98
|
53
|
30
|
75
|
29
|
34
|
46
|
42
|
33
|
25
|
24
|
25
|
31
|
42
|
59
|
76
|
83
|
74
|
36
|
37
|
|
2023/12
|
43
|
40
|
41
|
27
|
33
|
43
|
52
|
54
|
61
|
46
|
57
|
29
|
30
|
36
|
63
|
54
|
57
|
53
|
44
|
37
|
54
|
47
|
41
|
43
|
58
|
54
|
42
|
30
|
32
|
47
|
89
|
|
2023/11
|
30
|
29
|
28
|
26
|
31
|
49
|
39
|
43
|
44
|
32
|
23
|
25
|
35
|
35
|
34
|
31
|
52
|
61
|
49
|
47
|
38
|
36
|
43
|
75
|
30
|
27
|
44
|
54
|
53
|
59
|
|
|
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