Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Dec
Tue
24 Dec
Wed
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Real-time AQI (Monitoring Station in Huludao)
龙港区
5532
PM2.5
59 *
PM10
16
O3
0.9
CO
21
SO2
68
NO2
化工街
8563 *
PM2.5
105
PM10
8
O3
1.8
CO
75
SO2
52
NO2
新区
7857 *
PM2.5
74
PM10
6
O3
2.0
CO
22
SO2
70
NO2
Air quality in the last 12 months (Huludao)
|
2024/11
|
76
|
57
|
91
|
39
|
47
|
43
|
73
|
86
|
74
|
73
|
45
|
59
|
60
|
45
|
61
|
33
|
38
|
31
|
59
|
80
|
48
|
42
|
61
|
95
|
59
|
15
|
24
|
41
|
54
|
55
|
|
|
2024/10
|
22
|
22
|
40
|
47
|
64
|
55
|
38
|
51
|
52
|
39
|
52
|
59
|
60
|
36
|
30
|
41
|
52
|
41
|
33
|
32
|
45
|
35
|
46
|
83
|
96
|
91
|
35
|
74
|
86
|
39
|
85
|
|
2024/09
|
22
|
28
|
36
|
30
|
23
|
35
|
36
|
43
|
38
|
22
|
35
|
42
|
48
|
19
|
27
|
44
|
39
|
39
|
49
|
18
|
19
|
25
|
39
|
44
|
38
|
42
|
51
|
55
|
37
|
16
|
|
|
2024/08
|
31
|
28
|
49
|
18
|
21
|
37
|
37
|
57
|
55
|
29
|
58
|
41
|
21
|
29
|
37
|
44
|
44
|
44
|
30
|
22
|
19
|
30
|
26
|
35
|
36
|
39
|
33
|
31
|
39
|
54
|
35
|
|
2024/07
|
49
|
60
|
34
|
62
|
90
|
32
|
39
|
57
|
60
|
54
|
71
|
74
|
67
|
64
|
45
|
22
|
24
|
52
|
64
|
36
|
34
|
34
|
36
|
36
|
15
|
10
|
14
|
20
|
41
|
34
|
38
|
|
2024/06
|
33
|
53
|
49
|
50
|
32
|
44
|
37
|
42
|
64
|
64
|
61
|
47
|
41
|
28
|
24
|
46
|
60
|
77
|
35
|
24
|
23
|
59
|
87
|
20
|
30
|
47
|
50
|
28
|
22
|
30
|
|
|
2024/05
|
62
|
53
|
64
|
44
|
41
|
67
|
62
|
82
|
108
|
66
|
120
|
30
|
62
|
66
|
44
|
53
|
59
|
48
|
25
|
25
|
55
|
51
|
40
|
33
|
55
|
45
|
27
|
50
|
51
|
49
|
24
|
|
2024/04
|
60
|
82
|
51
|
51
|
59
|
108
|
130
|
77
|
62
|
106
|
108
|
61
|
39
|
39
|
140
|
62
|
61
|
60
|
48
|
73
|
55
|
39
|
31
|
29
|
58
|
70
|
54
|
24
|
34
|
40
|
|
|
2024/03
|
31
|
58
|
50
|
81
|
72
|
45
|
70
|
43
|
61
|
94
|
94
|
41
|
74
|
130
|
103
|
172
|
73
|
62
|
32
|
27
|
75
|
49
|
73
|
36
|
35
|
65
|
86
|
198
|
87
|
65
|
60
|
|
2024/02
|
39
|
76
|
60
|
63
|
31
|
64
|
89
|
80
|
180
|
215
|
93
|
146
|
134
|
61
|
39
|
55
|
52
|
44
|
40
|
34
|
33
|
30
|
37
|
77
|
73
|
62
|
76
|
66
|
49
|
||
|
2024/01
|
105
|
201
|
117
|
109
|
50
|
53
|
37
|
67
|
43
|
61
|
91
|
69
|
43
|
58
|
80
|
90
|
106
|
36
|
33
|
32
|
30
|
25
|
56
|
60
|
78
|
90
|
70
|
106
|
69
|
113
|
56
|
|
2023/12
|
53
|
58
|
77
|
109
|
152
|
58
|
105
|
118
|
36
|
36
|
35
|
47
|
51
|
110
|
68
|
32
|
44
|
108
|
88
|
32
|
39
|
52
|
96
|
147
|
90
|
69
|
90
|
124
|
131
|
186
|
33
|
|
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
*: primary pollution