Air Quality
Excellent
No health implications.
7
PM2.5
21
PM10
61
O3
0.5
CO
6
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 May
101
Light
Mon
1 Jun
92
Good
Tue
2 Jun
69
Good
Wed
3 Jun
57
Good
Thu
4 Jun
53
Good
Fri
5 Jun
43
Excellent
Sat
6 Jun
50
Excellent
Air quality in the last 12 months (Jiaohe)
|
2026/04
|
83
|
122
|
184
|
46
|
37
|
35
|
37
|
42
|
67
|
51
|
26
|
54
|
55
|
65
|
78
|
74
|
53
|
45
|
54
|
93
|
64
|
45
|
50
|
61
|
61
|
33
|
30
|
37
|
35
|
39
|
|
|
2026/03
|
35
|
52
|
78
|
54
|
58
|
45
|
43
|
45
|
54
|
42
|
68
|
89
|
53
|
85
|
141
|
146
|
130
|
104
|
60
|
61
|
74
|
163
|
145
|
73
|
124
|
198
|
139
|
167
|
107
|
51
|
61
|
|
2026/02
|
57
|
54
|
56
|
101
|
68
|
53
|
53
|
40
|
44
|
97
|
66
|
72
|
110
|
90
|
46
|
58
|
100
|
52
|
41
|
54
|
72
|
101
|
80
|
49
|
40
|
53
|
45
|
33
|
|||
|
2026/01
|
56
|
47
|
69
|
79
|
57
|
43
|
39
|
38
|
74
|
82
|
51
|
38
|
39
|
39
|
64
|
88
|
49
|
56
|
43
|
40
|
42
|
36
|
37
|
45
|
66
|
68
|
63
|
58
|
72
|
50
|
65
|
|
2025/12
|
55
|
28
|
24
|
37
|
31
|
66
|
52
|
30
|
49
|
72
|
38
|
43
|
62
|
88
|
67
|
58
|
61
|
52
|
44
|
32
|
35
|
31
|
51
|
58
|
47
|
38
|
50
|
74
|
33
|
26
|
39
|
|
2025/11
|
49
|
32
|
48
|
49
|
86
|
90
|
33
|
54
|
32
|
36
|
107
|
84
|
46
|
119
|
80
|
51
|
90
|
45
|
46
|
49
|
37
|
78
|
128
|
243
|
495
|
281
|
79
|
35
|
37
|
47
|
|
|
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
|
|
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