Air Quality
Excellent
No health implications.
16
PM2.5
31
PM10
20
O3
0.8
CO
5
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jun
73
Good
Mon
30 Jun
59
Good
Tue
1 Jul
55
Good
Wed
2 Jul
76
Good
Thu
3 Jul
87
Good
Fri
4 Jul
70
Good
Sat
5 Jul
49
Excellent
Air quality in the last 12 months (Jiaohe)
|
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
|
|
|
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
|
|
|
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