Air Quality
Excellent
No health implications.
19
PM2.5
33
PM10
81
O3
0.6
CO
11
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Oct
38
Excellent
Thu
16 Oct
38
Excellent
Fri
17 Oct
32
Excellent
Sat
18 Oct
37
Excellent
Sun
19 Oct
36
Excellent
Mon
20 Oct
34
Excellent
Tue
21 Oct
26
Excellent
Air quality in the last 12 months (Lianghe)
|
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
|
|
|
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
|
|
|
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