Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
22
PM2.5
51
*
PM10
64
O3
0.5
CO
6
SO2
23
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 May
55
Good
Fri
9 May
59
Good
Sat
10 May
56
Good
Sun
11 May
79
Good
Mon
12 May
84
Good
Tue
13 May
81
Good
Wed
14 May
41
Excellent
Air quality in the last 12 months (Jiaohe)
|
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
|
|
|
2024/10
|
12
|
18
|
17
|
15
|
26
|
39
|
34
|
31
|
27
|
22
|
21
|
41
|
30
|
29
|
16
|
18
|
45
|
54
|
23
|
22
|
25
|
44
|
56
|
44
|
63
|
115
|
78
|
30
|
35
|
75
|
54
|
|
2024/09
|
20
|
19
|
20
|
25
|
17
|
19
|
25
|
23
|
26
|
19
|
24
|
25
|
23
|
23
|
25
|
24
|
29
|
28
|
28
|
22
|
22
|
30
|
18
|
17
|
18
|
15
|
17
|
24
|
33
|
22
|
|
|
2024/08
|
19
|
27
|
30
|
23
|
17
|
26
|
36
|
39
|
35
|
33
|
17
|
24
|
20
|
30
|
42
|
40
|
36
|
40
|
21
|
19
|
18
|
21
|
21
|
36
|
33
|
26
|
29
|
23
|
24
|
29
|
21
|
|
2024/07
|
57
|
44
|
16
|
28
|
28
|
24
|
35
|
53
|
49
|
61
|
72
|
84
|
68
|
60
|
58
|
43
|
20
|
25
|
31
|
30
|
27
|
21
|
17
|
31
|
23
|
11
|
10
|
10
|
14
|
29
|
20
|
|
2024/06
|
22
|
27
|
23
|
35
|
42
|
33
|
30
|
23
|
22
|
22
|
30
|
34
|
26
|
21
|
18
|
23
|
26
|
28
|
42
|
34
|
35
|
40
|
35
|
16
|
17
|
28
|
37
|
45
|
34
|
41
|
|
|
2024/05
|
35
|
53
|
62
|
56
|
50
|
42
|
40
|
31
|
43
|
43
|
56
|
45
|
38
|
45
|
29
|
30
|
33
|
50
|
29
|
34
|
24
|
44
|
35
|
25
|
25
|
18
|
12
|
21
|
28
|
24
|
21
|
|
2024/04
|
68
|
65
|
70
|
58
|
59
|
70
|
58
|
52
|
56
|
63
|
61
|
61
|
56
|
77
|
86
|
125
|
68
|
87
|
141
|
139
|
87
|
77
|
96
|
61
|
61
|
91
|
66
|
52
|
54
|
34
|
|
|
2024/03
|
53
|
50
|
40
|
44
|
44
|
48
|
41
|
43
|
42
|
57
|
89
|
45
|
49
|
48
|
68
|
57
|
39
|
41
|
41
|
42
|
31
|
38
|
40
|
29
|
31
|
38
|
44
|
291
|
104
|
58
|
55
|
|
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