Air Quality
Excellent
No health implications.
21
PM2.5
50
PM10
128
O3
0.4
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Apr
89
Good
Mon
13 Apr
59
Good
Tue
14 Apr
73
Good
Wed
15 Apr
69
Good
Thu
16 Apr
81
Good
Fri
17 Apr
72
Good
Sat
18 Apr
45
Excellent
Air quality in the last 12 months (Liuhe)
|
2026/03
|
56
|
84
|
84
|
53
|
41
|
35
|
42
|
54
|
65
|
56
|
62
|
68
|
53
|
114
|
259
|
125
|
98
|
44
|
40
|
52
|
70
|
96
|
95
|
66
|
83
|
94
|
66
|
87
|
70
|
35
|
42
|
|
2026/02
|
73
|
72
|
65
|
107
|
111
|
49
|
49
|
53
|
59
|
73
|
84
|
78
|
113
|
97
|
47
|
84
|
207
|
42
|
47
|
61
|
78
|
97
|
46
|
46
|
53
|
57
|
55
|
52
|
|||
|
2026/01
|
64
|
63
|
77
|
85
|
65
|
56
|
53
|
59
|
58
|
55
|
40
|
43
|
23
|
49
|
53
|
59
|
55
|
48
|
37
|
56
|
55
|
52
|
54
|
51
|
66
|
60
|
60
|
59
|
66
|
70
|
67
|
|
2025/12
|
53
|
37
|
40
|
52
|
48
|
56
|
66
|
43
|
57
|
76
|
56
|
79
|
60
|
66
|
74
|
62
|
67
|
53
|
32
|
38
|
41
|
50
|
37
|
56
|
45
|
58
|
77
|
75
|
36
|
47
|
51
|
|
2025/11
|
49
|
28
|
32
|
45
|
61
|
59
|
76
|
80
|
36
|
35
|
70
|
67
|
45
|
73
|
85
|
49
|
40
|
43
|
51
|
49
|
56
|
59
|
91
|
170
|
301
|
164
|
48
|
49
|
46
|
50
|
|
|
2025/10
|
41
|
44
|
39
|
31
|
33
|
26
|
28
|
36
|
35
|
33
|
27
|
43
|
48
|
75
|
57
|
57
|
45
|
26
|
35
|
37
|
46
|
56
|
66
|
66
|
82
|
59
|
55
|
82
|
113
|
36
|
48
|
|
2025/09
|
17
|
34
|
28
|
28
|
27
|
18
|
27
|
32
|
27
|
29
|
32
|
40
|
43
|
31
|
24
|
28
|
26
|
31
|
26
|
27
|
38
|
32
|
31
|
22
|
29
|
41
|
36
|
30
|
38
|
34
|
|
|
2025/08
|
22
|
22
|
20
|
17
|
21
|
16
|
19
|
23
|
20
|
17
|
25
|
21
|
26
|
20
|
27
|
16
|
16
|
21
|
25
|
18
|
18
|
16
|
22
|
19
|
14
|
18
|
29
|
18
|
19
|
29
|
17
|
|
2025/07
|
18
|
14
|
12
|
11
|
16
|
16
|
25
|
22
|
27
|
26
|
28
|
26
|
22
|
17
|
14
|
12
|
17
|
16
|
18
|
15
|
14
|
19
|
13
|
17
|
19
|
21
|
24
|
18
|
19
|
14
|
22
|
|
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
|
|
|
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