Air Quality
Excellent
No health implications.
22
PM2.5
35
PM10
57
O3
0.4
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Aug
53
Good
Wed
20 Aug
57
Good
Thu
21 Aug
70
Good
Fri
22 Aug
65
Good
Sat
23 Aug
59
Good
Sun
24 Aug
31
Excellent
Mon
25 Aug
36
Excellent
Yu County Air quality rank
Air quality in the last 12 months (Yu County)
|
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
|
|
2024/11
|
61
|
70
|
48
|
26
|
51
|
52
|
80
|
132
|
180
|
125
|
86
|
83
|
94
|
57
|
57
|
60
|
44
|
54
|
72
|
63
|
46
|
38
|
60
|
92
|
45
|
21
|
18
|
24
|
38
|
55
|
|
|
2024/10
|
17
|
24
|
37
|
50
|
67
|
80
|
41
|
48
|
65
|
35
|
55
|
70
|
99
|
72
|
49
|
57
|
66
|
34
|
17
|
29
|
49
|
36
|
49
|
53
|
96
|
138
|
46
|
48
|
66
|
61
|
88
|
|
2024/09
|
31
|
17
|
26
|
40
|
14
|
24
|
20
|
33
|
47
|
21
|
25
|
24
|
31
|
21
|
30
|
41
|
34
|
47
|
49
|
24
|
10
|
19
|
35
|
50
|
38
|
49
|
69
|
62
|
61
|
14
|
|
|
2024/08
|
30
|
39
|
30
|
26
|
23
|
34
|
32
|
31
|
30
|
55
|
10
|
10
|
15
|
23
|
40
|
41
|
31
|
29
|
22
|
20
|
17
|
24
|
30
|
34
|
25
|
10
|
18
|
24
|
34
|
40
|
47
|
|
2024/07
|
26
|
32
|
37
|
49
|
55
|
38
|
49
|
41
|
50
|
58
|
61
|
47
|
29
|
52
|
58
|
33
|
26
|
36
|
47
|
34
|
50
|
51
|
60
|
51
|
18
|
27
|
42
|
37
|
29
|
19
|
26
|
|
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