Air Quality
Excellent
No health implications.
7
PM2.5
21
PM10
38
O3
0.6
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jul
48
Excellent
Sun
13 Jul
81
Good
Mon
14 Jul
96
Good
Tue
15 Jul
103
Light
Wed
16 Jul
119
Light
Thu
17 Jul
101
Light
Fri
18 Jul
17
Excellent
Air quality in the last 12 months (Liuhe)
|
2025/06
|
20
|
12
|
40
|
57
|
42
|
42
|
32
|
32
|
31
|
45
|
38
|
39
|
33
|
40
|
21
|
40
|
43
|
39
|
16
|
28
|
17
|
29
|
33
|
30
|
40
|
44
|
22
|
14
|
15
|
23
|
|
|
2025/05
|
53
|
59
|
47
|
39
|
41
|
71
|
76
|
49
|
25
|
34
|
37
|
51
|
49
|
60
|
81
|
24
|
51
|
71
|
69
|
49
|
34
|
54
|
46
|
51
|
51
|
49
|
44
|
53
|
54
|
51
|
58
|
|
2025/04
|
46
|
55
|
40
|
65
|
67
|
61
|
63
|
70
|
72
|
79
|
77
|
169
|
86
|
62
|
55
|
56
|
69
|
66
|
80
|
39
|
55
|
49
|
45
|
57
|
60
|
47
|
45
|
53
|
54
|
57
|
|
|
2025/03
|
52
|
50
|
22
|
28
|
51
|
41
|
59
|
70
|
66
|
56
|
72
|
84
|
57
|
34
|
30
|
33
|
34
|
38
|
47
|
46
|
41
|
51
|
59
|
80
|
71
|
64
|
97
|
62
|
103
|
62
|
38
|
|
2025/02
|
37
|
71
|
80
|
60
|
46
|
37
|
47
|
31
|
39
|
55
|
54
|
83
|
52
|
64
|
80
|
70
|
55
|
42
|
62
|
41
|
42
|
61
|
55
|
56
|
72
|
83
|
79
|
67
|
|||
|
2025/01
|
79
|
90
|
82
|
72
|
97
|
69
|
43
|
62
|
31
|
43
|
58
|
59
|
77
|
94
|
49
|
54
|
65
|
78
|
90
|
119
|
140
|
118
|
52
|
38
|
29
|
60
|
37
|
86
|
154
|
65
|
76
|
|
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
|
|
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