Yearly statistics for NO
x
Unit: µg(NO)/m
3
NO
(hour) 1995
Station
Copenhagen/1257
Odense/9155
Aalborg/8151
Ll. Valby/2090
Keldsnor/9055
Number
Average
Median
98-perc
99.9-perc.
5808
75
43
317
656
8106
55
25
306
505
8220
73
44
301
564
7949
(3)
( 0)
36
178
5800
( 1)
( 1)
6
36
( )=more then 50% of the results below the detection limit.
Unit: µg(NO
2
)/m
3
NO
2
(hour) 1995
Station
Copenhagen/1257
Odense/9155
Aalborg/8151
Ll. Valby/2090
Keldsnor/9055
Number
Average
Median
98-perc
99.9-perc.
5808
52
51
112
169
8106
35
31
88
117
8220
38
35
90
121
7949
14
10
47
66
5800
9
7
34
55
Limit value
Guide value
>6570
-
-
200
-
-
-
50
135
-
The limit values are implemented in Denmark by Regulation nr. 119 of 12. March 1987 issued by the ministry of Environment..
Overview of NO
x
Updated 970514
K. Kemp