Air Quality
Excellent
No health implications.
13
PM2.5
47
PM10
56
O3
0.5
CO
7
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Nov
33
Excellent
Fri
28 Nov
33
Excellent
Sat
29 Nov
32
Excellent
Sun
30 Nov
34
Excellent
Mon
1 Dec
35
Excellent
Tue
2 Dec
34
Excellent
Wed
3 Dec
49
Excellent
Air quality in the last 12 months (Lianghe)
|
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
|
|
2024/11
|
43
|
44
|
40
|
37
|
30
|
23
|
21
|
23
|
25
|
28
|
28
|
26
|
25
|
25
|
28
|
32
|
36
|
34
|
33
|
34
|
28
|
36
|
35
|
36
|
34
|
32
|
37
|
37
|
41
|
35
|
|
|
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