Air Quality
Excellent
No health implications.
13
PM2.5
33
PM10
58
O3
0.7
CO
4
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
96
Good
Tue
15 Jul
113
Light
Wed
16 Jul
106
Light
Thu
17 Jul
65
Good
Fri
18 Jul
68
Good
Sat
19 Jul
23
Excellent
Sun
20 Jul
21
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