Air Quality
Excellent
No health implications.
13
PM2.5
28
PM10
77
O3
0.5
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Jul
72
Good
Fri
11 Jul
98
Good
Sat
12 Jul
93
Good
Sun
13 Jul
57
Good
Mon
14 Jul
53
Good
Tue
15 Jul
52
Good
Wed
16 Jul
16
Excellent
Air quality in the last 12 months (Liuhe)
|
2025/06
|
36
|
36
|
21
|
16
|
31
|
26
|
21
|
22
|
27
|
16
|
17
|
25
|
26
|
28
|
28
|
19
|
20
|
25
|
27
|
19
|
17
|
19
|
24
|
29
|
31
|
28
|
38
|
27
|
28
|
20
|
|
|
2025/05
|
18
|
24
|
22
|
25
|
30
|
24
|
34
|
41
|
47
|
26
|
34
|
40
|
42
|
34
|
22
|
25
|
20
|
27
|
25
|
35
|
40
|
51
|
35
|
34
|
28
|
32
|
33
|
28
|
35
|
38
|
41
|
|
2025/04
|
53
|
43
|
53
|
48
|
26
|
31
|
36
|
53
|
57
|
56
|
56
|
32
|
15
|
25
|
36
|
38
|
47
|
35
|
25
|
42
|
46
|
19
|
36
|
63
|
61
|
67
|
58
|
53
|
53
|
48
|
|
|
2025/03
|
77
|
30
|
29
|
29
|
45
|
55
|
48
|
50
|
58
|
54
|
45
|
75
|
43
|
38
|
49
|
49
|
65
|
56
|
54
|
57
|
61
|
104
|
120
|
76
|
91
|
84
|
39
|
33
|
32
|
38
|
50
|
|
2025/02
|
87
|
88
|
47
|
57
|
62
|
58
|
42
|
33
|
51
|
59
|
57
|
74
|
91
|
71
|
72
|
50
|
35
|
46
|
54
|
52
|
51
|
51
|
55
|
51
|
64
|
53
|
58
|
72
|
|||
|
2025/01
|
56
|
40
|
50
|
57
|
79
|
69
|
56
|
36
|
42
|
52
|
64
|
75
|
75
|
51
|
42
|
43
|
52
|
57
|
61
|
70
|
76
|
76
|
74
|
70
|
68
|
76
|
56
|
67
|
74
|
66
|
82
|
|
2024/12
|
48
|
26
|
38
|
33
|
34
|
35
|
44
|
52
|
59
|
64
|
49
|
52
|
58
|
52
|
32
|
36
|
45
|
48
|
57
|
63
|
46
|
51
|
59
|
52
|
60
|
43
|
45
|
50
|
49
|
54
|
41
|
|
2024/11
|
74
|
112
|
78
|
26
|
27
|
27
|
35
|
50
|
47
|
34
|
49
|
34
|
40
|
36
|
27
|
37
|
31
|
35
|
34
|
51
|
54
|
48
|
48
|
51
|
50
|
42
|
34
|
45
|
35
|
47
|
|
|
2024/10
|
15
|
22
|
28
|
31
|
32
|
50
|
26
|
38
|
36
|
35
|
35
|
46
|
47
|
36
|
17
|
33
|
57
|
53
|
26
|
35
|
24
|
36
|
34
|
46
|
55
|
71
|
47
|
34
|
55
|
57
|
62
|
|
2024/09
|
20
|
16
|
21
|
20
|
15
|
23
|
27
|
20
|
26
|
21
|
22
|
21
|
19
|
20
|
22
|
28
|
23
|
28
|
27
|
18
|
15
|
24
|
24
|
25
|
27
|
17
|
31
|
31
|
25
|
27
|
|
|
2024/08
|
14
|
18
|
18
|
21
|
14
|
15
|
23
|
30
|
29
|
27
|
22
|
21
|
22
|
24
|
29
|
25
|
28
|
30
|
23
|
24
|
16
|
15
|
16
|
27
|
30
|
25
|
24
|
21
|
22
|
26
|
25
|
|
2024/07
|
34
|
34
|
12
|
29
|
32
|
22
|
19
|
38
|
44
|
49
|
58
|
57
|
59
|
58
|
57
|
30
|
13
|
20
|
29
|
21
|
18
|
16
|
17
|
13
|
13
|
10
|
9
|
8
|
14
|
22
|
18
|
|
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