Liaoning - China   2025-10-19   Sunday   41.54N, 121.24E

Yi County

Liaoning - China
2025-10-19

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

23

PM2.5

56 *

PM10

23

O3

0.5

CO

9

SO2

28

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

19 Oct

37 Excellent

Mon

20 Oct

42 Excellent

Tue

21 Oct

46 Excellent

Wed

22 Oct

49 Excellent

Thu

23 Oct

69 Good

Fri

24 Oct

34 Excellent

Sat

25 Oct

46 Excellent

Monthly Average AQI (Yi County)

2020/09 - 2025/08

Air quality in the last 12 months (Yi County)

2025/08
33
32
28
16
20
14
19
22
22
22
34
34
21
29
34
28
19
34
46
27
36
19
35
16
19
20
29
11
28
38
35
2025/07
37
31
18
30
44
20
27
38
28
33
40
34
17
20
26
20
12
18
33
19
24
35
23
23
34
36
38
30
21
17
25
2025/06
27
56
36
18
43
29
17
42
31
20
36
46
31
34
28
20
23
41
34
23
22
29
46
43
43
46
43
26
42
32
2025/05
36
36
39
28
36
39
50
64
31
38
64
74
66
58
63
52
32
30
57
70
68
77
32
45
36
52
71
61
49
66
50
2025/04
86
31
60
56
42
53
82
37
36
60
63
46
20
19
45
63
69
20
27
51
36
23
50
54
37
59
31
40
65
50
2025/03
141
45
38
60
98
47
76
84
170
122
110
85
56
47
46
41
54
28
59
91
59
72
136
63
89
111
58
31
25
29
65
2025/02
78
77
36
28
37
63
61
41
45
83
100
47
80
84
121
44
26
28
37
40
35
36
38
72
71
73
133
208
2025/01
45
35
58
88
81
57
36
36
32
50
75
87
94
44
39
64
92
124
59
79
55
65
115
126
99
99
56
45
157
47
75
2024/12
70
28
50
45
51
30
38
50
95
55
47
73
54
47
34
59
32
47
64
57
34
56
50
74
87
36
30
44
82
77
53
2024/11
73
52
62
27
42
48
91
117
72
52
50
57
60
42
58
28
25
26
71
82
57
41
73
146
65
22
35
49
63
70
2024/10
23
24
31
47
64
33
33
36
54
29
43
44
60
44
24
42
57
42
31
38
40
28
32
46
89
55
30
64
82
32
76
2024/09
19
20
27
29
15
26
26
31
37
22
35
31
35
13
27
37
25
28
43
9
14
21
31
48
38
35
40
50
38
14
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