Air Quality
Excellent
No health implications.
4
PM2.5
15
PM10
73
O3
0.3
CO
1
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Jan
66
Good
Sun
11 Jan
55
Good
Mon
12 Jan
64
Good
Tue
13 Jan
67
Good
Wed
14 Jan
80
Good
Thu
15 Jan
94
Good
Fri
16 Jan
44
Excellent
Air quality in the last 12 months (Yu County)
|
2025/11
|
35
|
33
|
52
|
72
|
115
|
141
|
57
|
64
|
54
|
54
|
68
|
69
|
47
|
64
|
73
|
33
|
20
|
37
|
52
|
51
|
60
|
67
|
96
|
92
|
51
|
147
|
45
|
92
|
111
|
119
|
|
|
2025/10
|
53
|
50
|
45
|
50
|
55
|
41
|
40
|
19
|
11
|
11
|
28
|
35
|
45
|
44
|
55
|
60
|
22
|
15
|
21
|
25
|
33
|
44
|
65
|
86
|
86
|
27
|
41
|
62
|
115
|
93
|
68
|
|
2025/09
|
35
|
39
|
40
|
35
|
32
|
41
|
39
|
35
|
46
|
49
|
47
|
45
|
47
|
45
|
40
|
23
|
16
|
19
|
30
|
47
|
42
|
25
|
36
|
44
|
46
|
49
|
46
|
41
|
41
|
49
|
|
|
2025/08
|
41
|
47
|
39
|
31
|
33
|
39
|
27
|
18
|
24
|
25
|
38
|
40
|
23
|
40
|
46
|
21
|
30
|
35
|
24
|
19
|
29
|
37
|
19
|
18
|
32
|
30
|
14
|
28
|
39
|
34
|
36
|
|
2025/07
|
30
|
35
|
26
|
36
|
14
|
18
|
23
|
27
|
35
|
27
|
48
|
50
|
21
|
38
|
42
|
27
|
18
|
28
|
47
|
18
|
21
|
31
|
32
|
21
|
22
|
26
|
29
|
28
|
14
|
18
|
33
|
|
2025/06
|
56
|
32
|
23
|
31
|
39
|
39
|
34
|
42
|
46
|
33
|
54
|
72
|
56
|
37
|
15
|
21
|
45
|
53
|
37
|
35
|
29
|
31
|
43
|
43
|
47
|
58
|
54
|
49
|
39
|
43
|
|
|
2025/05
|
36
|
48
|
25
|
41
|
65
|
37
|
61
|
81
|
23
|
40
|
46
|
59
|
73
|
32
|
50
|
96
|
56
|
53
|
58
|
75
|
63
|
63
|
59
|
44
|
50
|
47
|
51
|
52
|
60
|
66
|
45
|
|
2025/04
|
50
|
29
|
64
|
90
|
35
|
69
|
72
|
47
|
55
|
57
|
172
|
66
|
44
|
30
|
50
|
102
|
126
|
35
|
47
|
65
|
68
|
46
|
63
|
39
|
51
|
73
|
48
|
46
|
60
|
48
|
|
|
2025/03
|
138
|
92
|
45
|
55
|
58
|
46
|
61
|
84
|
87
|
116
|
162
|
107
|
104
|
80
|
39
|
26
|
32
|
36
|
41
|
36
|
40
|
62
|
182
|
102
|
104
|
97
|
78
|
46
|
28
|
44
|
50
|
|
2025/02
|
97
|
67
|
24
|
37
|
36
|
77
|
16
|
30
|
52
|
68
|
86
|
50
|
65
|
63
|
74
|
29
|
38
|
48
|
39
|
39
|
46
|
37
|
27
|
61
|
54
|
65
|
91
|
100
|
|||
|
2025/01
|
57
|
52
|
49
|
55
|
60
|
23
|
26
|
18
|
32
|
48
|
60
|
49
|
64
|
36
|
37
|
62
|
74
|
70
|
66
|
70
|
55
|
53
|
88
|
95
|
123
|
114
|
20
|
49
|
177
|
69
|
85
|
|
2024/12
|
54
|
26
|
53
|
60
|
32
|
31
|
18
|
45
|
62
|
66
|
60
|
74
|
42
|
38
|
47
|
55
|
39
|
37
|
51
|
50
|
29
|
57
|
63
|
77
|
68
|
45
|
37
|
56
|
84
|
83
|
62
|
|
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