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
30 Sep
Wed
1 Oct
Thu
2 Oct
Fri
3 Oct
Sat
4 Oct
Sun
5 Oct
Mon
6 Oct
药材公司
7649
PM2.5
101 *
PM10
117
O3
0.7
CO
8
SO2
38
NO2
开发区
5826
PM2.5
66 *
PM10
86
O3
0.5
CO
2
SO2
35
NO2
北华航天学院
7836
PM2.5
106 *
PM10
73
O3
0.8
CO
7
SO2
62
NO2
河北工业大学
6128
PM2.5
71 *
PM10
117
O3
0.6
CO
3
SO2
36
NO2
2025/08
|
59
|
55
|
36
|
39
|
36
|
56
|
42
|
40
|
30
|
38
|
48
|
54
|
35
|
43
|
45
|
30
|
47
|
45
|
34
|
34
|
39
|
39
|
36
|
21
|
33
|
43
|
32
|
21
|
38
|
33
|
31
|
2025/07
|
44
|
43
|
33
|
47
|
44
|
28
|
47
|
42
|
54
|
44
|
54
|
56
|
34
|
48
|
42
|
39
|
35
|
50
|
54
|
31
|
38
|
56
|
41
|
32
|
39
|
53
|
47
|
42
|
18
|
29
|
47
|
2025/06
|
75
|
58
|
30
|
29
|
59
|
54
|
55
|
54
|
57
|
43
|
63
|
78
|
69
|
51
|
30
|
24
|
62
|
80
|
44
|
39
|
40
|
47
|
98
|
85
|
75
|
64
|
55
|
49
|
62
|
44
|
|
2025/05
|
40
|
53
|
31
|
54
|
62
|
32
|
89
|
92
|
37
|
41
|
65
|
77
|
72
|
43
|
50
|
81
|
72
|
51
|
84
|
119
|
78
|
66
|
61
|
47
|
58
|
70
|
68
|
70
|
74
|
78
|
76
|
2025/04
|
61
|
29
|
66
|
99
|
30
|
73
|
67
|
49
|
51
|
92
|
117
|
149
|
65
|
48
|
57
|
94
|
75
|
61
|
53
|
74
|
95
|
47
|
69
|
40
|
55
|
87
|
62
|
67
|
61
|
65
|
|
2025/03
|
231
|
73
|
32
|
53
|
89
|
30
|
84
|
123
|
152
|
136
|
168
|
96
|
106
|
79
|
45
|
25
|
37
|
28
|
46
|
40
|
34
|
54
|
104
|
83
|
51
|
83
|
57
|
35
|
21
|
43
|
72
|
2025/02
|
67
|
60
|
17
|
24
|
22
|
64
|
28
|
15
|
26
|
129
|
150
|
53
|
83
|
97
|
124
|
30
|
19
|
56
|
34
|
43
|
21
|
19
|
21
|
54
|
62
|
62
|
144
|
195
|
|||
2025/01
|
88
|
37
|
42
|
91
|
92
|
20
|
24
|
23
|
18
|
29
|
33
|
34
|
87
|
44
|
27
|
51
|
77
|
136
|
54
|
101
|
88
|
60
|
75
|
127
|
140
|
121
|
30
|
38
|
219
|
78
|
83
|
2024/12
|
118
|
26
|
52
|
59
|
56
|
31
|
20
|
31
|
56
|
46
|
51
|
97
|
47
|
35
|
43
|
43
|
24
|
21
|
61
|
59
|
23
|
26
|
41
|
92
|
106
|
29
|
31
|
46
|
99
|
76
|
57
|
2024/11
|
124
|
94
|
70
|
31
|
51
|
71
|
130
|
138
|
113
|
111
|
76
|
126
|
80
|
50
|
75
|
66
|
40
|
55
|
62
|
90
|
43
|
40
|
50
|
117
|
72
|
23
|
21
|
25
|
46
|
65
|
|
2024/10
|
21
|
20
|
45
|
72
|
90
|
103
|
32
|
40
|
122
|
44
|
78
|
125
|
129
|
152
|
73
|
54
|
63
|
56
|
26
|
40
|
62
|
40
|
64
|
127
|
148
|
207
|
72
|
76
|
118
|
131
|
135
|
2024/09
|
30
|
19
|
43
|
57
|
35
|
37
|
38
|
46
|
63
|
30
|
33
|
33
|
46
|
33
|
32
|
58
|
51
|
50
|
56
|
35
|
14
|
23
|
46
|
73
|
53
|
51
|
48
|
72
|
66
|
15
|
|
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