Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
59
*
PM2.5
99
PM10
24
O3
0.8
CO
10
SO2
49
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
95
Good
Wed
17 Dec
68
Good
Thu
18 Dec
83
Good
Fri
19 Dec
92
Good
Sat
20 Dec
63
Good
Sun
21 Dec
21
Excellent
Mon
22 Dec
20
Excellent
Longkou Air quality rank
Air quality in the last 12 months (Longkou)
|
2025/11
|
74
|
23
|
23
|
49
|
54
|
52
|
79
|
70
|
62
|
41
|
65
|
90
|
52
|
58
|
134
|
90
|
28
|
28
|
43
|
52
|
54
|
94
|
141
|
143
|
29
|
59
|
57
|
65
|
114
|
120
|
|
|
2025/10
|
59
|
27
|
11
|
25
|
17
|
13
|
20
|
25
|
15
|
10
|
13
|
21
|
29
|
35
|
26
|
49
|
48
|
20
|
23
|
20
|
18
|
18
|
23
|
33
|
76
|
71
|
29
|
52
|
43
|
33
|
31
|
|
2025/09
|
23
|
40
|
39
|
21
|
24
|
17
|
38
|
47
|
53
|
43
|
31
|
28
|
19
|
31
|
27
|
24
|
21
|
15
|
14
|
28
|
31
|
23
|
18
|
29
|
53
|
60
|
46
|
37
|
51
|
62
|
|
|
2025/08
|
11
|
16
|
16
|
17
|
22
|
15
|
16
|
19
|
9
|
13
|
30
|
21
|
22
|
26
|
18
|
15
|
15
|
27
|
25
|
25
|
27
|
23
|
32
|
20
|
27
|
16
|
27
|
19
|
16
|
15
|
13
|
|
2025/07
|
27
|
23
|
30
|
33
|
37
|
32
|
33
|
19
|
22
|
37
|
35
|
27
|
28
|
23
|
20
|
15
|
21
|
22
|
22
|
15
|
12
|
11
|
12
|
15
|
20
|
21
|
21
|
15
|
12
|
14
|
16
|
|
2025/06
|
43
|
35
|
34
|
27
|
42
|
54
|
41
|
34
|
36
|
25
|
24
|
19
|
13
|
10
|
19
|
29
|
33
|
36
|
18
|
21
|
41
|
39
|
33
|
33
|
34
|
44
|
38
|
44
|
21
|
20
|
|
|
2025/05
|
50
|
37
|
23
|
40
|
27
|
24
|
44
|
39
|
25
|
33
|
46
|
56
|
54
|
55
|
37
|
42
|
44
|
39
|
63
|
67
|
44
|
65
|
41
|
49
|
46
|
55
|
56
|
41
|
41
|
48
|
47
|
|
2025/04
|
67
|
38
|
37
|
47
|
41
|
50
|
76
|
59
|
38
|
58
|
50
|
96
|
62
|
37
|
46
|
63
|
85
|
41
|
32
|
54
|
32
|
39
|
46
|
55
|
51
|
62
|
49
|
45
|
57
|
69
|
|
|
2025/03
|
58
|
55
|
41
|
28
|
24
|
40
|
45
|
102
|
129
|
81
|
49
|
73
|
48
|
49
|
54
|
41
|
46
|
36
|
55
|
55
|
49
|
61
|
79
|
99
|
94
|
111
|
81
|
38
|
33
|
47
|
65
|
|
2025/02
|
44
|
74
|
39
|
23
|
27
|
46
|
36
|
24
|
32
|
63
|
51
|
53
|
63
|
82
|
107
|
72
|
31
|
29
|
37
|
48
|
40
|
26
|
38
|
43
|
70
|
87
|
115
|
127
|
|||
|
2025/01
|
76
|
51
|
49
|
92
|
163
|
48
|
34
|
28
|
27
|
28
|
51
|
67
|
87
|
70
|
26
|
48
|
53
|
99
|
111
|
55
|
95
|
60
|
49
|
55
|
75
|
78
|
39
|
30
|
73
|
54
|
46
|
|
2024/12
|
79
|
48
|
27
|
48
|
74
|
43
|
24
|
31
|
63
|
81
|
27
|
44
|
51
|
35
|
42
|
49
|
49
|
25
|
38
|
82
|
34
|
39
|
56
|
57
|
112
|
37
|
44
|
46
|
67
|
86
|
50
|
|
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