Air Quality
Excellent
No health implications.
5
PM2.5
16
PM10
109
O3
0.3
CO
7
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jun
94
Good
Fri
13 Jun
87
Good
Sat
14 Jun
62
Good
Sun
15 Jun
55
Good
Mon
16 Jun
81
Good
Tue
17 Jun
82
Good
Wed
18 Jun
50
Excellent
Air quality in the last 12 months (Shahekou)
|
2025/05
|
52
|
27
|
23
|
38
|
37
|
31
|
37
|
39
|
35
|
33
|
47
|
57
|
56
|
52
|
48
|
28
|
42
|
34
|
45
|
43
|
52
|
68
|
49
|
46
|
56
|
53
|
47
|
46
|
39
|
55
|
51
|
|
2025/04
|
70
|
66
|
51
|
49
|
39
|
45
|
53
|
53
|
45
|
57
|
40
|
55
|
31
|
20
|
26
|
53
|
62
|
34
|
44
|
58
|
44
|
32
|
31
|
38
|
28
|
60
|
45
|
34
|
51
|
64
|
|
|
2025/03
|
74
|
70
|
65
|
37
|
36
|
48
|
50
|
82
|
121
|
104
|
56
|
52
|
46
|
47
|
72
|
45
|
44
|
36
|
54
|
93
|
47
|
57
|
78
|
93
|
105
|
91
|
70
|
35
|
33
|
35
|
56
|
|
2025/02
|
55
|
75
|
26
|
23
|
29
|
35
|
44
|
49
|
34
|
48
|
55
|
36
|
55
|
83
|
108
|
58
|
26
|
27
|
36
|
36
|
36
|
27
|
27
|
32
|
67
|
74
|
113
|
120
|
|||
|
2025/01
|
45
|
39
|
27
|
79
|
149
|
33
|
23
|
31
|
40
|
34
|
40
|
55
|
63
|
53
|
30
|
47
|
38
|
88
|
95
|
44
|
59
|
44
|
33
|
58
|
112
|
106
|
59
|
46
|
81
|
30
|
51
|
|
2024/12
|
58
|
29
|
27
|
28
|
23
|
24
|
24
|
25
|
33
|
46
|
34
|
49
|
48
|
29
|
22
|
34
|
34
|
34
|
32
|
71
|
34
|
29
|
38
|
45
|
83
|
33
|
27
|
24
|
42
|
73
|
44
|
|
2024/11
|
78
|
54
|
72
|
35
|
25
|
29
|
45
|
37
|
45
|
65
|
25
|
40
|
23
|
27
|
50
|
32
|
14
|
20
|
39
|
71
|
48
|
31
|
35
|
33
|
25
|
15
|
33
|
36
|
31
|
27
|
|
|
2024/10
|
10
|
15
|
21
|
26
|
32
|
47
|
30
|
30
|
17
|
29
|
23
|
57
|
42
|
25
|
26
|
20
|
27
|
44
|
40
|
37
|
35
|
35
|
27
|
72
|
74
|
76
|
45
|
30
|
42
|
45
|
78
|
|
2024/09
|
34
|
20
|
32
|
26
|
21
|
19
|
25
|
42
|
28
|
32
|
28
|
37
|
52
|
30
|
32
|
38
|
39
|
45
|
32
|
28
|
17
|
21
|
30
|
23
|
43
|
34
|
34
|
34
|
27
|
26
|
|
|
2024/08
|
33
|
40
|
44
|
19
|
15
|
19
|
25
|
22
|
26
|
22
|
37
|
63
|
54
|
41
|
43
|
38
|
49
|
34
|
15
|
15
|
26
|
36
|
22
|
30
|
41
|
26
|
18
|
30
|
27
|
42
|
23
|
|
2024/07
|
48
|
22
|
34
|
45
|
33
|
15
|
43
|
46
|
52
|
46
|
52
|
67
|
62
|
39
|
31
|
16
|
26
|
39
|
62
|
14
|
26
|
26
|
21
|
24
|
18
|
17
|
14
|
20
|
19
|
33
|
28
|
|
2024/06
|
22
|
40
|
52
|
39
|
23
|
27
|
28
|
32
|
51
|
44
|
46
|
31
|
22
|
20
|
21
|
25
|
49
|
46
|
22
|
24
|
18
|
18
|
48
|
28
|
17
|
28
|
23
|
26
|
20
|
23
|
|
|
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