Air Quality
Excellent
No health implications.
3
PM2.5
18
PM10
78
O3
0.4
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jun
52
Good
Sun
8 Jun
87
Good
Mon
9 Jun
86
Good
Tue
10 Jun
50
Excellent
Wed
11 Jun
47
Excellent
Thu
12 Jun
65
Good
Fri
13 Jun
44
Excellent
Air quality in the last 12 months (Meihekou)
|
2025/04
|
51
|
42
|
58
|
51
|
29
|
33
|
35
|
53
|
59
|
60
|
58
|
32
|
15
|
27
|
37
|
39
|
46
|
36
|
27
|
47
|
53
|
20
|
37
|
66
|
63
|
73
|
64
|
54
|
53
|
49
|
|
|
2025/03
|
77
|
30
|
32
|
31
|
47
|
56
|
48
|
52
|
62
|
55
|
46
|
81
|
43
|
40
|
52
|
54
|
69
|
58
|
57
|
63
|
63
|
117
|
127
|
79
|
97
|
80
|
41
|
35
|
34
|
43
|
56
|
|
2025/02
|
94
|
98
|
49
|
63
|
70
|
60
|
42
|
31
|
50
|
62
|
53
|
69
|
83
|
71
|
69
|
48
|
35
|
51
|
58
|
56
|
54
|
55
|
60
|
54
|
68
|
52
|
57
|
77
|
|||
|
2025/01
|
51
|
38
|
48
|
58
|
80
|
75
|
56
|
39
|
46
|
57
|
69
|
81
|
77
|
51
|
39
|
44
|
52
|
55
|
60
|
74
|
83
|
84
|
78
|
72
|
70
|
76
|
55
|
71
|
78
|
67
|
86
|
|
2024/12
|
45
|
26
|
33
|
29
|
31
|
34
|
44
|
51
|
60
|
62
|
47
|
52
|
57
|
49
|
30
|
35
|
45
|
51
|
58
|
61
|
50
|
49
|
56
|
49
|
56
|
41
|
41
|
46
|
48
|
53
|
38
|
|
2024/11
|
77
|
118
|
88
|
28
|
25
|
29
|
35
|
51
|
45
|
34
|
49
|
36
|
42
|
31
|
25
|
38
|
32
|
38
|
35
|
52
|
55
|
51
|
52
|
52
|
47
|
44
|
36
|
47
|
36
|
49
|
|
|
2024/10
|
15
|
24
|
28
|
31
|
34
|
48
|
28
|
38
|
37
|
33
|
34
|
44
|
48
|
38
|
18
|
32
|
57
|
52
|
27
|
37
|
22
|
37
|
38
|
48
|
59
|
79
|
47
|
36
|
55
|
63
|
65
|
|
2024/09
|
19
|
17
|
21
|
21
|
15
|
22
|
26
|
20
|
25
|
21
|
23
|
21
|
20
|
21
|
25
|
29
|
25
|
28
|
25
|
19
|
17
|
25
|
24
|
23
|
25
|
18
|
28
|
30
|
25
|
25
|
|
|
2024/08
|
15
|
20
|
18
|
22
|
14
|
15
|
25
|
31
|
28
|
26
|
22
|
23
|
22
|
25
|
29
|
26
|
29
|
31
|
23
|
25
|
15
|
16
|
17
|
27
|
27
|
24
|
23
|
20
|
22
|
25
|
24
|
|
2024/07
|
40
|
36
|
12
|
29
|
33
|
22
|
21
|
43
|
43
|
49
|
58
|
60
|
60
|
58
|
57
|
31
|
13
|
21
|
29
|
22
|
20
|
16
|
18
|
14
|
14
|
10
|
9
|
8
|
14
|
23
|
18
|
|
2024/06
|
25
|
16
|
22
|
26
|
30
|
22
|
24
|
19
|
19
|
24
|
27
|
27
|
23
|
18
|
15
|
21
|
29
|
26
|
41
|
30
|
32
|
36
|
34
|
15
|
16
|
24
|
34
|
33
|
20
|
24
|
|
|
2024/05
|
31
|
42
|
45
|
36
|
28
|
25
|
32
|
27
|
50
|
45
|
53
|
36
|
33
|
40
|
19
|
27
|
33
|
44
|
23
|
15
|
22
|
32
|
26
|
24
|
21
|
14
|
12
|
24
|
33
|
29
|
18
|
|
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