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
31 Aug
Mon
1 Sep
Tue
2 Sep
Wed
3 Sep
Thu
4 Sep
Fri
5 Sep
Sat
6 Sep
Real-time AQI (Monitoring Station in Qinhuangdao)
第一关
373
PM2.5
37
PM10
8
O3
0.2
CO
5
SO2
66
NO2
监测站
4412
PM2.5
44
PM10
4
O3
0.5
CO
6
SO2
60
NO2
建设大厦
3415
PM2.5
34
PM10
12
O3
0.5
CO
6
SO2
34
NO2
文明里
3714
PM2.5
37
PM10
45
O3
0.4
CO
8
SO2
34
NO2
北戴河轮滑馆
4918
PM2.5
49
PM10
46
O3
0.4
CO
2
SO2
9
NO2
Air quality in the last 12 months (Qinhuangdao)
|
2025/06
|
52
|
62
|
33
|
34
|
53
|
59
|
37
|
41
|
47
|
39
|
56
|
41
|
32
|
31
|
22
|
32
|
40
|
52
|
45
|
40
|
36
|
54
|
59
|
52
|
46
|
48
|
35
|
24
|
62
|
52
|
|
|
2025/05
|
49
|
44
|
34
|
49
|
48
|
42
|
57
|
60
|
42
|
38
|
71
|
75
|
68
|
55
|
54
|
47
|
47
|
44
|
74
|
77
|
63
|
66
|
48
|
44
|
46
|
65
|
95
|
62
|
57
|
67
|
66
|
|
2025/04
|
74
|
28
|
52
|
59
|
34
|
49
|
74
|
46
|
39
|
68
|
65
|
91
|
36
|
28
|
54
|
66
|
74
|
39
|
40
|
59
|
54
|
38
|
72
|
50
|
54
|
71
|
51
|
53
|
67
|
84
|
|
|
2025/03
|
117
|
50
|
29
|
51
|
73
|
38
|
49
|
83
|
170
|
107
|
113
|
61
|
54
|
50
|
32
|
29
|
42
|
32
|
51
|
40
|
41
|
49
|
81
|
90
|
71
|
92
|
85
|
35
|
43
|
42
|
74
|
|
2025/02
|
64
|
89
|
44
|
28
|
28
|
42
|
24
|
25
|
43
|
69
|
105
|
59
|
69
|
77
|
111
|
41
|
29
|
38
|
42
|
40
|
36
|
39
|
30
|
54
|
69
|
67
|
127
|
206
|
|||
|
2025/01
|
46
|
42
|
36
|
78
|
84
|
40
|
24
|
27
|
31
|
36
|
47
|
57
|
66
|
34
|
37
|
46
|
74
|
99
|
61
|
69
|
61
|
47
|
55
|
82
|
78
|
101
|
27
|
53
|
71
|
39
|
39
|
|
2024/12
|
73
|
34
|
47
|
27
|
33
|
33
|
33
|
36
|
54
|
49
|
35
|
69
|
40
|
30
|
35
|
36
|
30
|
32
|
56
|
59
|
34
|
44
|
49
|
68
|
99
|
30
|
28
|
34
|
68
|
72
|
46
|
|
2024/11
|
89
|
51
|
89
|
33
|
45
|
36
|
66
|
82
|
92
|
87
|
41
|
52
|
48
|
37
|
37
|
51
|
32
|
32
|
51
|
75
|
42
|
37
|
41
|
78
|
68
|
22
|
23
|
28
|
31
|
42
|
|
|
2024/10
|
24
|
23
|
37
|
59
|
71
|
66
|
34
|
38
|
57
|
43
|
62
|
62
|
57
|
66
|
64
|
30
|
55
|
39
|
25
|
25
|
44
|
37
|
47
|
96
|
94
|
98
|
61
|
62
|
92
|
47
|
81
|
|
2024/09
|
26
|
21
|
30
|
37
|
27
|
24
|
35
|
45
|
50
|
21
|
20
|
24
|
32
|
26
|
22
|
46
|
48
|
26
|
38
|
27
|
21
|
27
|
41
|
55
|
49
|
28
|
43
|
47
|
42
|
25
|
|
|
2024/08
|
43
|
44
|
61
|
27
|
36
|
41
|
48
|
60
|
52
|
35
|
66
|
52
|
28
|
28
|
35
|
45
|
49
|
44
|
28
|
20
|
26
|
42
|
28
|
31
|
45
|
25
|
27
|
24
|
45
|
58
|
33
|
|
2024/07
|
46
|
49
|
38
|
51
|
82
|
42
|
36
|
48
|
60
|
59
|
73
|
65
|
64
|
61
|
51
|
36
|
34
|
54
|
58
|
44
|
50
|
40
|
51
|
59
|
34
|
27
|
28
|
33
|
51
|
45
|
52
|
|
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