Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
Sun
28 Jul
Mon
29 Jul
Tue
30 Jul
Wed
31 Jul
Thu
1 Aug
Fri
2 Aug
Real-time AQI (Monitoring Station in Huludao)
龙港区
153
PM2.5
15
PM10
36
O3
0.4
CO
3
SO2
10
NO2
新区
133
PM2.5
13
PM10
32
O3
0.3
CO
4
SO2
10
NO2
东城区
183
PM2.5
9
PM10
55
O3
0.5
CO
6
SO2
15
NO2
Air quality in the last 12 months (Huludao)
|
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
|
|
2023/11
|
58
|
113
|
31
|
58
|
73
|
42
|
42
|
70
|
30
|
27
|
38
|
40
|
56
|
84
|
106
|
55
|
29
|
51
|
52
|
61
|
150
|
145
|
40
|
28
|
51
|
49
|
58
|
45
|
33
|
40
|
|
|
2023/10
|
32
|
46
|
49
|
41
|
38
|
52
|
52
|
41
|
28
|
48
|
64
|
76
|
48
|
39
|
41
|
30
|
54
|
42
|
34
|
25
|
26
|
42
|
75
|
103
|
165
|
35
|
66
|
73
|
93
|
73
|
96
|
|
2023/09
|
37
|
52
|
36
|
39
|
56
|
44
|
48
|
46
|
47
|
38
|
48
|
31
|
44
|
49
|
38
|
40
|
48
|
42
|
33
|
35
|
47
|
39
|
36
|
59
|
44
|
49
|
78
|
41
|
61
|
41
|
|
|
2023/08
|
30
|
40
|
50
|
52
|
32
|
22
|
27
|
40
|
34
|
31
|
26
|
25
|
28
|
42
|
41
|
65
|
57
|
46
|
66
|
65
|
29
|
31
|
41
|
48
|
24
|
26
|
40
|
33
|
33
|
33
|
31
|
|
2023/07
|
80
|
66
|
31
|
35
|
65
|
96
|
60
|
43
|
37
|
58
|
53
|
64
|
40
|
39
|
31
|
25
|
41
|
52
|
82
|
88
|
51
|
27
|
35
|
47
|
44
|
49
|
33
|
25
|
16
|
18
|
32
|
|
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