Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jan
Tue
13 Jan
Wed
14 Jan
Thu
15 Jan
Fri
16 Jan
Sat
17 Jan
Sun
18 Jan
Real-time AQI (Monitoring Station in Liaoyuan)
环保局
4520
PM2.5
45
PM10
30
O3
0.8
CO
8
SO2
37
NO2
安宁大街333号
2614
PM2.5
26
PM10
33
O3
0.4
CO
25
SO2
29
NO2
Air quality in the last 12 months (Liaoyuan)
|
2025/11
|
71
|
39
|
43
|
54
|
75
|
68
|
87
|
107
|
51
|
50
|
103
|
105
|
63
|
107
|
137
|
72
|
47
|
50
|
60
|
53
|
67
|
81
|
115
|
195
|
179
|
110
|
65
|
56
|
53
|
52
|
|
|
2025/10
|
48
|
58
|
51
|
43
|
39
|
33
|
44
|
47
|
47
|
46
|
51
|
55
|
60
|
98
|
77
|
64
|
67
|
45
|
55
|
51
|
64
|
78
|
92
|
89
|
133
|
88
|
83
|
139
|
179
|
48
|
69
|
|
2025/09
|
29
|
39
|
38
|
35
|
32
|
22
|
34
|
36
|
32
|
32
|
36
|
42
|
43
|
37
|
24
|
27
|
32
|
36
|
39
|
38
|
40
|
39
|
40
|
28
|
37
|
38
|
38
|
35
|
41
|
41
|
|
|
2025/08
|
27
|
27
|
20
|
20
|
22
|
17
|
20
|
22
|
23
|
22
|
25
|
26
|
26
|
27
|
35
|
22
|
18
|
26
|
38
|
29
|
25
|
15
|
30
|
22
|
16
|
23
|
26
|
20
|
20
|
36
|
34
|
|
2025/07
|
17
|
18
|
14
|
14
|
19
|
18
|
26
|
27
|
32
|
35
|
27
|
29
|
21
|
19
|
16
|
19
|
25
|
21
|
21
|
19
|
19
|
29
|
16
|
16
|
24
|
29
|
34
|
22
|
20
|
15
|
27
|
|
2025/06
|
36
|
38
|
22
|
16
|
27
|
29
|
23
|
29
|
29
|
15
|
18
|
32
|
25
|
25
|
33
|
18
|
27
|
27
|
25
|
18
|
15
|
20
|
30
|
37
|
39
|
34
|
45
|
31
|
30
|
23
|
|
|
2025/05
|
23
|
26
|
22
|
24
|
33
|
31
|
44
|
47
|
41
|
32
|
41
|
46
|
45
|
39
|
33
|
27
|
22
|
28
|
26
|
33
|
43
|
47
|
38
|
39
|
32
|
35
|
47
|
42
|
42
|
46
|
51
|
|
2025/04
|
54
|
47
|
71
|
63
|
33
|
28
|
46
|
52
|
63
|
64
|
56
|
25
|
12
|
26
|
34
|
39
|
45
|
32
|
34
|
48
|
61
|
18
|
37
|
70
|
75
|
105
|
74
|
56
|
61
|
52
|
|
|
2025/03
|
84
|
29
|
37
|
32
|
56
|
61
|
48
|
56
|
77
|
60
|
49
|
88
|
35
|
52
|
64
|
67
|
82
|
70
|
65
|
69
|
67
|
168
|
148
|
88
|
119
|
84
|
45
|
37
|
32
|
45
|
57
|
|
2025/02
|
131
|
144
|
58
|
72
|
90
|
95
|
57
|
32
|
58
|
80
|
67
|
63
|
72
|
73
|
77
|
45
|
32
|
56
|
67
|
65
|
62
|
61
|
57
|
54
|
70
|
44
|
61
|
82
|
|||
|
2025/01
|
32
|
32
|
52
|
67
|
88
|
84
|
57
|
40
|
59
|
63
|
82
|
103
|
88
|
59
|
33
|
52
|
59
|
56
|
61
|
76
|
84
|
88
|
95
|
90
|
85
|
95
|
67
|
68
|
73
|
61
|
101
|
|
2024/12
|
40
|
20
|
23
|
24
|
25
|
29
|
41
|
47
|
60
|
67
|
55
|
53
|
68
|
40
|
30
|
35
|
48
|
58
|
62
|
64
|
65
|
50
|
61
|
47
|
47
|
32
|
31
|
38
|
49
|
49
|
34
|
|
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
*: primary pollution