No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
17 Oct
Sat
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
瓦房庄
163
PM2.5
11
PM10
49
O3
0.7
CO
8
SO2
12
NO2
汉画馆
153
PM2.5
10
PM10
48
O3
0.7
CO
8
SO2
13
NO2
理工学院
166
PM2.5
6
PM10
50
O3
0.8
CO
9
SO2
12
NO2
2025/08
|
39
|
34
|
28
|
37
|
37
|
31
|
24
|
23
|
21
|
24
|
29
|
29
|
18
|
26
|
29
|
21
|
24
|
31
|
33
|
26
|
22
|
26
|
26
|
27
|
27
|
39
|
34
|
36
|
24
|
21
|
18
|
2025/07
|
20
|
19
|
20
|
21
|
26
|
31
|
32
|
39
|
32
|
31
|
47
|
46
|
36
|
35
|
37
|
44
|
37
|
36
|
36
|
37
|
34
|
36
|
13
|
16
|
24
|
31
|
30
|
27
|
27
|
34
|
38
|
2025/06
|
38
|
43
|
53
|
52
|
51
|
47
|
43
|
38
|
45
|
48
|
42
|
41
|
40
|
38
|
43
|
50
|
48
|
22
|
9
|
27
|
42
|
32
|
33
|
35
|
34
|
19
|
22
|
27
|
17
|
23
|
|
2025/05
|
79
|
79
|
62
|
48
|
94
|
225
|
148
|
79
|
77
|
44
|
51
|
60
|
61
|
50
|
62
|
59
|
125
|
136
|
107
|
72
|
66
|
71
|
64
|
62
|
59
|
50
|
61
|
65
|
55
|
48
|
26
|
2025/04
|
71
|
64
|
66
|
83
|
78
|
79
|
80
|
75
|
84
|
84
|
69
|
199
|
124
|
74
|
64
|
72
|
79
|
74
|
59
|
57
|
48
|
90
|
89
|
84
|
73
|
68
|
69
|
57
|
57
|
68
|
|
2025/03
|
76
|
21
|
38
|
47
|
65
|
91
|
95
|
96
|
81
|
83
|
87
|
122
|
117
|
52
|
58
|
55
|
50
|
56
|
59
|
54
|
59
|
65
|
73
|
69
|
60
|
72
|
119
|
110
|
74
|
70
|
73
|
2025/02
|
91
|
114
|
124
|
81
|
59
|
49
|
91
|
53
|
67
|
90
|
101
|
95
|
85
|
92
|
98
|
92
|
77
|
71
|
94
|
87
|
94
|
104
|
124
|
98
|
82
|
94
|
108
|
126
|
|||
2025/01
|
158
|
153
|
131
|
203
|
98
|
76
|
71
|
82
|
59
|
71
|
86
|
81
|
107
|
93
|
70
|
70
|
78
|
113
|
147
|
153
|
159
|
211
|
90
|
72
|
72
|
64
|
71
|
142
|
317
|
177
|
125
|
2024/12
|
71
|
75
|
72
|
138
|
104
|
103
|
83
|
67
|
64
|
82
|
117
|
126
|
79
|
57
|
70
|
97
|
99
|
76
|
63
|
87
|
74
|
68
|
74
|
105
|
100
|
164
|
173
|
58
|
106
|
134
|
119
|
2024/11
|
85
|
94
|
97
|
66
|
57
|
71
|
79
|
62
|
59
|
83
|
103
|
157
|
126
|
78
|
65
|
40
|
24
|
41
|
41
|
51
|
55
|
79
|
128
|
79
|
54
|
44
|
55
|
44
|
44
|
62
|
|
2024/10
|
42
|
57
|
54
|
63
|
75
|
79
|
73
|
126
|
89
|
78
|
85
|
105
|
115
|
87
|
86
|
181
|
93
|
20
|
37
|
44
|
54
|
48
|
47
|
57
|
77
|
82
|
76
|
117
|
107
|
82
|
91
|
2024/09
|
47
|
45
|
44
|
46
|
50
|
31
|
50
|
53
|
50
|
52
|
33
|
37
|
35
|
50
|
38
|
53
|
52
|
43
|
21
|
33
|
33
|
33
|
50
|
66
|
73
|
70
|
68
|
57
|
65
|
17
|
|
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