Countries
|
Less than 0.8 mg NO₃-N/l (%)
|
0.8-2.0 mg NO₃-N/l (%)
|
2.0-3.6 mg NO₃-N/l (%)
|
3.6-5.6 mg NO₃-N/l (%)
|
5.6-11.3 mg NO₃-N/l (%)
|
Greater than 11.3 mg NO₃-N/l (%)
|
Switzerland (125)
|
30.4
|
28.8
|
12
|
18.4
|
10.4
|
0
|
Sweden (128)
|
77.8
|
13.5
|
4.8
|
3.2
|
0.8
|
0
|
Spain (2,893)
|
44.3
|
30.7
|
12.6
|
5.9
|
5.2
|
1.2
|
Slovenia (17)
|
30
|
70
|
0
|
0
|
0
|
0
|
Slovakia (16)
|
0
|
75
|
25
|
0
|
0
|
0
|
Serbia (36)
|
37.1
|
62.9
|
0
|
0
|
0
|
0
|
Romania (121)
|
53.3
|
39.2
|
7.5
|
0
|
0
|
0
|
Portugal (126)
|
56.7
|
29.1
|
8.7
|
4.7
|
0.8
|
0
|
Poland (2,961)
|
52.3
|
27.6
|
13.2
|
3.7
|
2.7
|
0.5
|
Norway (87)
|
100
|
0
|
0
|
0
|
0
|
0
|
North Macedonia (19)
|
38.9
|
61.1
|
0
|
0
|
0
|
0
|
Lithuania (330)
|
20.8
|
29.6
|
19
|
14.3
|
14.7
|
1.6
|
Latvia (23)
|
47.1
|
29.4
|
14.7
|
5.9
|
2.9
|
0
|
Kosovo* (47)
|
44.7
|
48.9
|
6.4
|
0
|
0
|
0
|
Italy (1,959)
|
35.7
|
34
|
18.6
|
8
|
3.1
|
0.7
|
Ireland (182)
|
44
|
25.3
|
18.7
|
9.3
|
2.7
|
0
|
Iceland (3)
|
100
|
0
|
0
|
0
|
0
|
0
|
Germany (248)
|
6.5
|
24.2
|
48
|
19
|
2.4
|
0
|
France (1,542)
|
22.7
|
36.4
|
18.2
|
13.6
|
4.5
|
4.5
|
Finland (106)
|
88.3
|
10.7
|
1
|
0
|
0
|
0
|
Estonia (142)
|
39.9
|
32.9
|
16.2
|
5.2
|
5.8
|
0
|
Denmark (41)
|
0
|
15
|
47.5
|
35
|
2.5
|
0
|
Czechia (863)
|
7.3
|
25.8
|
32.4
|
21.6
|
12.4
|
0.5
|
Cyprus (25)
|
81.5
|
14.8
|
0
|
3.7
|
0
|
0
|
Croatia (48)
|
60.4
|
39.6
|
0
|
0
|
0
|
0
|
Belgium (109)
|
0.9
|
12.8
|
45
|
33
|
8.3
|
0
|
Austria (81)
|
34.6
|
35.8
|
23.5
|
6.2
|
0
|
0
|
Albania (26)
|
100
|
0
|
0
|
0
|
0
|
0
|