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.
Only very few hypersensitive people should reduce outdoor activities.
Today
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
第一关
3219
PM2.5
32
PM10
86
O3
0.2
CO
4
SO2
8
NO2
监测站
5119
PM2.5
52 *
PM10
80
O3
0.3
CO
3
SO2
13
NO2
建设大厦
809
PM2.5
110 *
PM10
83
O3
0.2
CO
3
SO2
15
NO2
文明里
5011
PM2.5
50
PM10
81
O3
0.2
CO
3
SO2
15
NO2
北戴河轮滑馆
4318
PM2.5
43
PM10
56
O3
0.3
CO
4
SO2
22
NO2
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
|
2024/06
|
57
|
56
|
57
|
55
|
47
|
56
|
54
|
56
|
73
|
61
|
75
|
59
|
48
|
39
|
31
|
50
|
65
|
64
|
48
|
37
|
33
|
76
|
132
|
40
|
38
|
59
|
65
|
40
|
33
|
45
|
|
2024/05
|
55
|
66
|
77
|
57
|
48
|
69
|
67
|
73
|
97
|
73
|
253
|
50
|
69
|
76
|
49
|
62
|
71
|
65
|
44
|
30
|
63
|
66
|
51
|
30
|
36
|
38
|
38
|
58
|
59
|
57
|
37
|
2024/04
|
62
|
62
|
46
|
50
|
70
|
110
|
100
|
98
|
62
|
88
|
147
|
93
|
45
|
48
|
123
|
72
|
72
|
80
|
53
|
76
|
67
|
53
|
35
|
36
|
78
|
77
|
68
|
38
|
36
|
47
|
|
2024/03
|
35
|
57
|
46
|
57
|
64
|
46
|
85
|
36
|
57
|
93
|
136
|
63
|
102
|
132
|
86
|
111
|
51
|
62
|
52
|
43
|
67
|
64
|
66
|
50
|
46
|
82
|
81
|
197
|
88
|
77
|
60
|
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
|
*: primary pollution