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
17 Apr
Sat
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Wed
22 Apr
Thu
23 Apr
Real-time AQI (Monitoring Station in Liaoyuan)
环保局
4013
PM2.5
32
PM10
127
O3
0.6
CO
6
SO2
5
NO2
安宁大街333号
4016
PM2.5
36
PM10
125
O3
0.4
CO
6
SO2
9
NO2
Air quality in the last 12 months (Liaoyuan)
|
2026/03
|
97
|
147
|
133
|
59
|
50
|
40
|
50
|
84
|
66
|
70
|
82
|
88
|
77
|
163
|
212
|
139
|
157
|
50
|
51
|
73
|
103
|
163
|
106
|
87
|
117
|
150
|
96
|
115
|
107
|
43
|
58
|
|
2026/02
|
89
|
78
|
68
|
139
|
157
|
41
|
60
|
55
|
61
|
84
|
71
|
104
|
123
|
92
|
53
|
80
|
147
|
47
|
43
|
54
|
69
|
169
|
56
|
51
|
67
|
69
|
83
|
52
|
|||
|
2026/01
|
77
|
78
|
92
|
101
|
63
|
62
|
57
|
70
|
76
|
59
|
45
|
44
|
31
|
51
|
52
|
93
|
60
|
62
|
39
|
58
|
60
|
46
|
51
|
63
|
81
|
76
|
66
|
67
|
83
|
89
|
90
|
|
2025/12
|
66
|
47
|
54
|
59
|
55
|
68
|
68
|
54
|
72
|
95
|
87
|
82
|
72
|
88
|
77
|
72
|
81
|
63
|
53
|
50
|
52
|
55
|
48
|
79
|
61
|
67
|
87
|
81
|
44
|
53
|
56
|
|
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
|
|
|
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