Air Quality
Excellent
No health implications.
9
PM2.5
19
PM10
74
O3
0.3
CO
2
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
50
Excellent
Mon
23 Dec
50
Excellent
Tue
24 Dec
50
Excellent
Wed
25 Dec
50
Excellent
Real-time AQI (Monitoring Station in Hualien)
花莲
348
PM2.5
20
PM10
64
O3
0.4
CO
3
SO2
16
NO2
Air quality in the last 12 months (Hualien)
|
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
|
|
|
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
|
|
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