Air Quality
Excellent
No health implications.
35
PM2.5
46
PM10
9
O3
0.8
CO
7
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
32
Excellent
Mon
15 Dec
32
Excellent
Tue
16 Dec
37
Excellent
Wed
17 Dec
37
Excellent
Thu
18 Dec
35
Excellent
Fri
19 Dec
37
Excellent
Sat
20 Dec
38
Excellent
Air quality in the last 12 months (Lianghe)
|
2025/11
|
32
|
24
|
16
|
17
|
21
|
17
|
24
|
32
|
31
|
26
|
23
|
25
|
27
|
27
|
31
|
31
|
31
|
32
|
30
|
24
|
27
|
25
|
26
|
29
|
34
|
33
|
38
|
40
|
45
|
46
|
|
|
2025/10
|
15
|
15
|
21
|
19
|
22
|
20
|
20
|
20
|
25
|
24
|
22
|
22
|
23
|
27
|
31
|
28
|
20
|
21
|
19
|
21
|
27
|
26
|
25
|
29
|
26
|
28
|
28
|
31
|
33
|
29
|
36
|
|
2025/09
|
26
|
26
|
26
|
24
|
25
|
22
|
22
|
28
|
30
|
29
|
27
|
22
|
16
|
15
|
16
|
15
|
19
|
26
|
28
|
28
|
25
|
28
|
27
|
24
|
28
|
34
|
27
|
28
|
27
|
19
|
|
|
2025/08
|
22
|
23
|
21
|
22
|
22
|
25
|
18
|
17
|
19
|
22
|
26
|
25
|
26
|
23
|
25
|
25
|
26
|
22
|
21
|
20
|
18
|
18
|
18
|
18
|
20
|
27
|
28
|
27
|
17
|
26
|
26
|
|
2025/07
|
18
|
20
|
21
|
18
|
14
|
15
|
16
|
16
|
18
|
21
|
21
|
24
|
26
|
19
|
17
|
17
|
18
|
20
|
18
|
26
|
18
|
24
|
29
|
24
|
15
|
16
|
16
|
25
|
23
|
19
|
18
|
|
2025/06
|
19
|
15
|
35
|
51
|
48
|
39
|
34
|
29
|
33
|
20
|
32
|
40
|
41
|
33
|
23
|
21
|
15
|
15
|
18
|
25
|
23
|
19
|
17
|
18
|
19
|
19
|
20
|
17
|
18
|
23
|
|
|
2025/05
|
38
|
22
|
29
|
28
|
33
|
39
|
42
|
42
|
49
|
56
|
62
|
52
|
39
|
44
|
38
|
39
|
38
|
35
|
41
|
36
|
39
|
35
|
41
|
37
|
17
|
18
|
30
|
20
|
16
|
18
|
17
|
|
2025/04
|
120
|
102
|
83
|
107
|
101
|
92
|
77
|
101
|
95
|
86
|
74
|
54
|
37
|
38
|
47
|
43
|
30
|
37
|
42
|
42
|
44
|
46
|
57
|
68
|
72
|
80
|
80
|
70
|
49
|
49
|
|
|
2025/03
|
56
|
63
|
58
|
52
|
62
|
65
|
76
|
84
|
75
|
61
|
71
|
88
|
97
|
67
|
63
|
56
|
62
|
80
|
72
|
74
|
85
|
78
|
67
|
59
|
49
|
48
|
68
|
113
|
133
|
117
|
110
|
|
2025/02
|
77
|
75
|
62
|
64
|
69
|
75
|
64
|
54
|
57
|
56
|
47
|
52
|
51
|
66
|
60
|
71
|
57
|
58
|
62
|
67
|
64
|
64
|
58
|
58
|
57
|
52
|
47
|
55
|
|||
|
2025/01
|
51
|
48
|
45
|
47
|
51
|
48
|
47
|
43
|
39
|
44
|
46
|
51
|
49
|
49
|
49
|
48
|
49
|
46
|
47
|
44
|
46
|
48
|
55
|
47
|
49
|
70
|
51
|
59
|
118
|
71
|
63
|
|
2024/12
|
37
|
36
|
35
|
33
|
35
|
36
|
43
|
46
|
44
|
40
|
53
|
57
|
45
|
42
|
37
|
35
|
38
|
38
|
38
|
32
|
45
|
62
|
37
|
36
|
43
|
48
|
54
|
54
|
44
|
43
|
44
|
|
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