Air Quality
Excellent
No health implications.
3
PM2.5
39
PM10
58
O3
0.3
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jan
52
Good
Thu
16 Jan
75
Good
Fri
17 Jan
98
Good
Sat
18 Jan
109
Light
Sun
19 Jan
137
Light
Mon
20 Jan
163
Moderate
Tue
21 Jan
39
Excellent
Air quality in the last 12 months (Liuhe)
|
2024/12
|
57
|
77
|
50
|
42
|
64
|
101
|
99
|
31
|
52
|
45
|
48
|
51
|
81
|
52
|
58
|
56
|
79
|
55
|
42
|
59
|
72
|
53
|
57
|
68
|
94
|
99
|
60
|
67
|
71
|
71
|
93
|
|
2024/11
|
26
|
51
|
60
|
45
|
33
|
46
|
37
|
38
|
44
|
39
|
50
|
55
|
61
|
63
|
68
|
34
|
22
|
25
|
26
|
36
|
53
|
63
|
29
|
38
|
32
|
28
|
63
|
58
|
47
|
59
|
|
|
2024/10
|
24
|
29
|
26
|
31
|
27
|
11
|
10
|
24
|
31
|
49
|
62
|
75
|
36
|
34
|
68
|
53
|
35
|
18
|
24
|
35
|
33
|
30
|
35
|
34
|
33
|
29
|
31
|
54
|
32
|
35
|
33
|
|
2024/09
|
46
|
39
|
20
|
39
|
41
|
40
|
40
|
41
|
28
|
38
|
16
|
20
|
32
|
31
|
21
|
17
|
13
|
29
|
23
|
12
|
26
|
27
|
28
|
30
|
37
|
33
|
38
|
35
|
41
|
47
|
|
|
2024/08
|
24
|
25
|
32
|
40
|
35
|
40
|
43
|
38
|
41
|
43
|
57
|
65
|
36
|
31
|
20
|
27
|
34
|
36
|
25
|
13
|
29
|
37
|
39
|
43
|
40
|
38
|
25
|
21
|
22
|
32
|
44
|
|
2024/07
|
20
|
25
|
37
|
20
|
26
|
27
|
28
|
31
|
35
|
40
|
50
|
36
|
22
|
22
|
42
|
44
|
30
|
25
|
23
|
22
|
21
|
26
|
36
|
37
|
26
|
30
|
19
|
24
|
38
|
37
|
25
|
|
2024/06
|
41
|
31
|
47
|
41
|
43
|
24
|
34
|
44
|
42
|
37
|
26
|
42
|
51
|
53
|
48
|
45
|
35
|
34
|
32
|
28
|
33
|
20
|
35
|
35
|
60
|
47
|
22
|
23
|
11
|
21
|
|
|
2024/05
|
45
|
41
|
44
|
50
|
44
|
40
|
63
|
39
|
37
|
44
|
49
|
84
|
64
|
50
|
62
|
40
|
48
|
52
|
42
|
50
|
42
|
40
|
49
|
66
|
49
|
53
|
26
|
30
|
41
|
33
|
42
|
|
2024/04
|
79
|
50
|
29
|
72
|
50
|
60
|
59
|
32
|
50
|
60
|
59
|
56
|
41
|
44
|
39
|
64
|
69
|
58
|
58
|
43
|
37
|
44
|
61
|
71
|
57
|
50
|
53
|
35
|
26
|
44
|
|
|
2024/03
|
55
|
56
|
60
|
51
|
31
|
67
|
61
|
73
|
67
|
68
|
56
|
76
|
55
|
91
|
117
|
83
|
125
|
56
|
72
|
83
|
69
|
56
|
94
|
44
|
26
|
31
|
73
|
51
|
57
|
66
|
96
|
|
2024/02
|
35
|
36
|
33
|
44
|
65
|
70
|
81
|
111
|
115
|
128
|
109
|
79
|
60
|
79
|
59
|
41
|
31
|
35
|
52
|
23
|
28
|
36
|
44
|
67
|
63
|
63
|
49
|
44
|
33
|
||
|
2024/01
|
100
|
74
|
68
|
71
|
74
|
133
|
69
|
48
|
88
|
83
|
92
|
87
|
134
|
124
|
49
|
38
|
40
|
35
|
43
|
66
|
68
|
49
|
37
|
43
|
55
|
72
|
77
|
92
|
104
|
99
|
45
|
|
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