Denmark vs Netherlands: Average nitrate concentration in freshwater

Denmark

20.05 milligrams per litre

in 2021

Netherlands

19.57 milligrams per litre

in 2021

Denmark rank

11th

Netherlands rank

13th

Average nitrate concentration in freshwater over time

Denmark currently reports 20.05 milligrams per litre against 19.57 milligrams per litre in Netherlands, a difference of 0.4857 milligrams per litre.

The two have swapped places 5 times across 18 shared years of data; in 2004 it was Netherlands ahead.

Denmark ranks 11th and Netherlands ranks 13th of 34 countries.

Indicator: Average nitrate concentration in freshwater
Unit: milligrams per litre
Source: European Environment Agency (2023) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 34 places, 655 data points, 1992–2021
Last refreshed: 07 August 2026

Average annual concentration of nitrate in groundwater.