Air Quality
Excellent
No health implications.
8
PM2.5
18
PM10
46
O3
0.4
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
54
Good
Sun
29 Jun
59
Good
Mon
30 Jun
63
Good
Tue
1 Jul
70
Good
Wed
2 Jul
70
Good
Thu
3 Jul
76
Good
Fri
4 Jul
28
Excellent
Air quality in the last 12 months (Yushan)
|
2025/05
|
46
|
47
|
52
|
55
|
33
|
48
|
94
|
50
|
24
|
43
|
40
|
46
|
43
|
44
|
63
|
43
|
30
|
34
|
38
|
23
|
21
|
35
|
14
|
41
|
58
|
60
|
58
|
43
|
21
|
32
|
43
|
|
2025/04
|
37
|
45
|
58
|
64
|
57
|
59
|
59
|
57
|
58
|
47
|
49
|
104
|
147
|
93
|
63
|
49
|
56
|
57
|
44
|
39
|
45
|
20
|
28
|
29
|
24
|
34
|
27
|
36
|
54
|
55
|
|
|
2025/03
|
40
|
40
|
41
|
19
|
28
|
32
|
52
|
48
|
65
|
64
|
69
|
59
|
19
|
26
|
17
|
34
|
36
|
37
|
48
|
40
|
42
|
45
|
51
|
60
|
61
|
67
|
65
|
61
|
37
|
48
|
40
|
|
2025/02
|
21
|
16
|
42
|
47
|
45
|
50
|
58
|
46
|
37
|
46
|
53
|
50
|
80
|
90
|
64
|
49
|
61
|
30
|
40
|
19
|
19
|
25
|
24
|
52
|
74
|
59
|
48
|
36
|
|||
|
2025/01
|
80
|
77
|
76
|
78
|
86
|
77
|
80
|
94
|
74
|
39
|
47
|
55
|
57
|
61
|
79
|
56
|
56
|
58
|
55
|
56
|
72
|
68
|
65
|
58
|
45
|
28
|
41
|
63
|
169
|
59
|
48
|
|
2024/12
|
47
|
53
|
68
|
99
|
62
|
33
|
71
|
75
|
54
|
58
|
29
|
47
|
67
|
69
|
58
|
53
|
61
|
61
|
51
|
51
|
68
|
69
|
62
|
68
|
90
|
99
|
130
|
97
|
68
|
74
|
73
|
|
2024/11
|
19
|
32
|
39
|
61
|
71
|
51
|
37
|
42
|
44
|
40
|
45
|
51
|
55
|
47
|
28
|
25
|
27
|
29
|
36
|
35
|
43
|
49
|
75
|
47
|
38
|
26
|
44
|
46
|
52
|
44
|
|
|
2024/10
|
26
|
28
|
29
|
30
|
30
|
27
|
18
|
22
|
40
|
41
|
55
|
62
|
46
|
42
|
61
|
21
|
31
|
37
|
27
|
25
|
43
|
48
|
32
|
49
|
35
|
39
|
24
|
21
|
58
|
48
|
35
|
|
2024/09
|
27
|
40
|
47
|
38
|
31
|
32
|
34
|
36
|
29
|
35
|
37
|
28
|
36
|
34
|
30
|
27
|
17
|
20
|
26
|
38
|
19
|
23
|
23
|
21
|
35
|
44
|
26
|
31
|
44
|
38
|
|
|
2024/08
|
17
|
23
|
31
|
33
|
25
|
28
|
29
|
27
|
30
|
33
|
33
|
27
|
22
|
20
|
26
|
35
|
35
|
26
|
21
|
19
|
17
|
29
|
33
|
34
|
35
|
46
|
44
|
24
|
38
|
36
|
27
|
|
2024/07
|
22
|
20
|
21
|
22
|
22
|
23
|
24
|
22
|
26
|
26
|
24
|
24
|
23
|
25
|
32
|
30
|
25
|
21
|
21
|
25
|
28
|
24
|
24
|
21
|
19
|
15
|
12
|
15
|
15
|
19
|
17
|
|
2024/06
|
11
|
18
|
26
|
40
|
31
|
18
|
26
|
28
|
37
|
27
|
16
|
17
|
26
|
19
|
18
|
19
|
17
|
20
|
25
|
32
|
28
|
27
|
28
|
18
|
12
|
18
|
13
|
23
|
20
|
21
|
|
|
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