Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
68
*
PM2.5
93
PM10
50
O3
0.8
CO
9
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Apr
79
Good
Mon
28 Apr
79
Good
Tue
29 Apr
78
Good
Wed
30 Apr
80
Good
Thu
1 May
57
Good
Fri
2 May
83
Good
Sat
3 May
46
Excellent
Air quality in the last 12 months (Lianghe)
|
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
|
|
|
2024/10
|
20
|
15
|
25
|
19
|
17
|
20
|
21
|
21
|
24
|
26
|
28
|
31
|
34
|
39
|
44
|
32
|
28
|
35
|
41
|
41
|
30
|
31
|
32
|
30
|
27
|
29
|
36
|
35
|
30
|
30
|
36
|
|
2024/09
|
19
|
25
|
21
|
26
|
24
|
25
|
34
|
34
|
31
|
28
|
20
|
23
|
25
|
20
|
30
|
30
|
32
|
33
|
34
|
42
|
39
|
29
|
28
|
30
|
34
|
26
|
22
|
21
|
22
|
20
|
|
|
2024/08
|
18
|
14
|
16
|
19
|
17
|
16
|
20
|
16
|
15
|
19
|
21
|
24
|
30
|
35
|
35
|
25
|
25
|
21
|
20
|
21
|
21
|
18
|
37
|
21
|
21
|
22
|
26
|
21
|
27
|
27
|
20
|
|
2024/07
|
14
|
14
|
14
|
12
|
20
|
20
|
16
|
18
|
19
|
17
|
12
|
16
|
25
|
23
|
22
|
23
|
28
|
22
|
19
|
18
|
16
|
14
|
17
|
21
|
20
|
20
|
17
|
19
|
18
|
16
|
23
|
|
2024/06
|
48
|
39
|
36
|
39
|
40
|
36
|
33
|
31
|
35
|
45
|
47
|
31
|
13
|
16
|
22
|
36
|
34
|
30
|
38
|
41
|
34
|
30
|
23
|
22
|
19
|
29
|
17
|
18
|
19
|
19
|
|
|
2024/05
|
70
|
51
|
41
|
58
|
66
|
29
|
44
|
48
|
50
|
40
|
33
|
41
|
40
|
45
|
47
|
43
|
41
|
45
|
52
|
50
|
35
|
37
|
37
|
30
|
28
|
19
|
14
|
23
|
37
|
40
|
46
|
|
2024/04
|
50
|
61
|
68
|
63
|
56
|
68
|
65
|
69
|
67
|
63
|
68
|
71
|
74
|
63
|
66
|
95
|
110
|
60
|
62
|
51
|
44
|
58
|
63
|
61
|
55
|
61
|
65
|
64
|
57
|
71
|
|
|
2024/03
|
47
|
46
|
48
|
52
|
50
|
49
|
50
|
47
|
41
|
54
|
64
|
77
|
75
|
70
|
71
|
74
|
80
|
65
|
62
|
79
|
80
|
33
|
32
|
49
|
44
|
53
|
54
|
56
|
61
|
71
|
65
|
|
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