Air Quality
Excellent
No health implications.
22
PM2.5
23
PM10
20
O3
0.9
CO
10
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jun
54
Good
Thu
5 Jun
53
Good
Fri
6 Jun
52
Good
Sat
7 Jun
52
Good
Sun
8 Jun
54
Good
Mon
9 Jun
56
Good
Tue
10 Jun
29
Excellent
Air quality in the last 12 months (Youyi)
|
2025/04
|
63
|
63
|
72
|
63
|
61
|
46
|
59
|
69
|
59
|
97
|
113
|
78
|
71
|
34
|
46
|
33
|
85
|
65
|
42
|
39
|
73
|
42
|
63
|
42
|
37
|
16
|
29
|
35
|
40
|
33
|
|
|
2025/03
|
16
|
21
|
35
|
50
|
46
|
38
|
27
|
54
|
67
|
69
|
61
|
53
|
21
|
20
|
22
|
34
|
54
|
29
|
41
|
97
|
52
|
16
|
19
|
37
|
47
|
38
|
31
|
22
|
33
|
17
|
51
|
|
2025/02
|
72
|
107
|
87
|
47
|
20
|
26
|
58
|
51
|
33
|
39
|
65
|
72
|
34
|
31
|
57
|
34
|
13
|
40
|
85
|
47
|
32
|
22
|
28
|
40
|
59
|
23
|
57
|
56
|
|||
|
2025/01
|
93
|
68
|
68
|
77
|
84
|
68
|
83
|
96
|
62
|
55
|
77
|
122
|
101
|
97
|
42
|
55
|
73
|
130
|
122
|
114
|
131
|
188
|
137
|
146
|
127
|
141
|
114
|
60
|
65
|
51
|
51
|
|
2024/12
|
36
|
18
|
24
|
19
|
17
|
16
|
17
|
32
|
49
|
56
|
27
|
33
|
23
|
36
|
26
|
19
|
17
|
31
|
34
|
62
|
84
|
56
|
61
|
40
|
49
|
22
|
17
|
28
|
35
|
67
|
88
|
|
2024/11
|
58
|
41
|
64
|
30
|
60
|
14
|
43
|
59
|
74
|
51
|
68
|
46
|
112
|
111
|
68
|
58
|
17
|
20
|
49
|
56
|
90
|
28
|
48
|
72
|
62
|
20
|
18
|
28
|
41
|
14
|
|
|
2024/10
|
31
|
28
|
45
|
43
|
44
|
32
|
51
|
53
|
64
|
45
|
33
|
33
|
42
|
45
|
18
|
21
|
41
|
44
|
22
|
32
|
37
|
25
|
29
|
30
|
55
|
35
|
30
|
49
|
64
|
62
|
62
|
|
2024/09
|
14
|
17
|
21
|
33
|
18
|
19
|
22
|
26
|
29
|
19
|
21
|
22
|
18
|
29
|
21
|
21
|
19
|
21
|
26
|
16
|
39
|
42
|
41
|
45
|
27
|
15
|
39
|
45
|
35
|
30
|
|
|
2024/08
|
16
|
19
|
16
|
19
|
17
|
21
|
25
|
29
|
32
|
31
|
14
|
22
|
16
|
17
|
26
|
22
|
40
|
23
|
13
|
19
|
25
|
13
|
22
|
19
|
20
|
24
|
20
|
28
|
28
|
25
|
14
|
|
2024/07
|
67
|
65
|
62
|
46
|
46
|
59
|
64
|
81
|
68
|
47
|
59
|
29
|
29
|
46
|
49
|
42
|
22
|
16
|
24
|
29
|
25
|
21
|
31
|
15
|
28
|
20
|
14
|
20
|
26
|
16
|
24
|
|
2024/06
|
12
|
22
|
19
|
21
|
27
|
21
|
30
|
23
|
21
|
18
|
19
|
16
|
26
|
17
|
15
|
18
|
17
|
21
|
17
|
20
|
20
|
14
|
17
|
14
|
18
|
21
|
29
|
35
|
43
|
48
|
|
|
2024/05
|
48
|
64
|
42
|
71
|
86
|
54
|
43
|
45
|
27
|
53
|
15
|
14
|
25
|
20
|
18
|
32
|
45
|
41
|
25
|
25
|
34
|
35
|
23
|
16
|
32
|
18
|
13
|
25
|
14
|
29
|
13
|
|
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