Air Quality
Excellent
No health implications.
21
PM2.5
30
PM10
31
O3
0.6
CO
6
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Nov
63
Good
Mon
17 Nov
54
Good
Tue
18 Nov
79
Good
Wed
19 Nov
62
Good
Thu
20 Nov
58
Good
Fri
21 Nov
59
Good
Sat
22 Nov
42
Excellent
Jiaohe Air quality rank
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