Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
209
*
PM2.5
239
PM10
18
O3
1.8
CO
4
SO2
41
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
24 Nov
89
Good
Tue
25 Nov
98
Good
Wed
26 Nov
95
Good
Thu
27 Nov
56
Good
Fri
28 Nov
53
Good
Sat
29 Nov
58
Good
Sun
30 Nov
37
Excellent
Air quality in the last 12 months (Jiaohe)
|
2025/10
|
33
|
44
|
26
|
29
|
21
|
18
|
22
|
28
|
24
|
26
|
21
|
31
|
68
|
217
|
60
|
50
|
57
|
26
|
20
|
19
|
27
|
32
|
53
|
50
|
62
|
44
|
37
|
76
|
130
|
47
|
32
|
|
2025/09
|
12
|
19
|
20
|
23
|
24
|
18
|
17
|
15
|
17
|
18
|
18
|
33
|
32
|
29
|
21
|
27
|
24
|
23
|
24
|
24
|
27
|
22
|
29
|
21
|
30
|
26
|
24
|
26
|
26
|
26
|
|
|
2025/08
|
19
|
21
|
19
|
14
|
14
|
15
|
15
|
19
|
18
|
15
|
14
|
17
|
19
|
20
|
23
|
22
|
12
|
14
|
26
|
19
|
16
|
17
|
18
|
15
|
11
|
17
|
14
|
12
|
14
|
20
|
18
|
|
2025/07
|
21
|
19
|
24
|
21
|
24
|
23
|
24
|
27
|
33
|
34
|
31
|
33
|
28
|
20
|
16
|
13
|
16
|
13
|
15
|
17
|
15
|
23
|
17
|
19
|
24
|
23
|
21
|
17
|
19
|
15
|
15
|
|
2025/06
|
38
|
36
|
21
|
25
|
28
|
31
|
28
|
27
|
35
|
21
|
28
|
20
|
32
|
32
|
35
|
24
|
24
|
28
|
29
|
30
|
20
|
22
|
27
|
36
|
37
|
37
|
49
|
35
|
35
|
36
|
|
|
2025/05
|
26
|
22
|
25
|
19
|
26
|
26
|
36
|
42
|
53
|
27
|
44
|
49
|
49
|
45
|
35
|
31
|
26
|
29
|
21
|
31
|
41
|
39
|
22
|
31
|
27
|
26
|
32
|
33
|
36
|
34
|
42
|
|
2025/04
|
58
|
45
|
47
|
40
|
33
|
45
|
34
|
54
|
63
|
74
|
76
|
42
|
18
|
25
|
36
|
37
|
63
|
52
|
32
|
55
|
110
|
33
|
26
|
61
|
47
|
52
|
56
|
51
|
58
|
53
|
|
|
2025/03
|
70
|
21
|
26
|
24
|
39
|
64
|
48
|
55
|
76
|
79
|
76
|
84
|
48
|
34
|
33
|
40
|
51
|
66
|
69
|
73
|
76
|
34
|
25
|
74
|
78
|
60
|
37
|
27
|
34
|
37
|
51
|
|
2025/02
|
97
|
114
|
75
|
49
|
56
|
57
|
50
|
37
|
43
|
50
|
58
|
57
|
51
|
43
|
63
|
48
|
33
|
30
|
38
|
41
|
40
|
43
|
43
|
37
|
77
|
59
|
71
|
102
|
|||
|
2025/01
|
47
|
40
|
35
|
43
|
81
|
85
|
65
|
69
|
58
|
63
|
88
|
85
|
62
|
72
|
40
|
47
|
43
|
55
|
82
|
131
|
106
|
121
|
92
|
96
|
116
|
102
|
45
|
61
|
71
|
44
|
66
|
|
2024/12
|
45
|
23
|
21
|
24
|
25
|
42
|
33
|
36
|
44
|
51
|
37
|
42
|
68
|
41
|
28
|
34
|
51
|
47
|
47
|
62
|
72
|
37
|
47
|
32
|
48
|
43
|
35
|
36
|
37
|
59
|
40
|
|
2024/11
|
74
|
56
|
43
|
39
|
26
|
37
|
52
|
51
|
54
|
46
|
108
|
44
|
35
|
42
|
42
|
34
|
48
|
45
|
41
|
75
|
74
|
51
|
63
|
48
|
50
|
36
|
27
|
49
|
32
|
47
|
|
|
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