Denmark vs Romania: Average nitrate concentration in freshwater

Denmark

20.05 milligrams per litre

in 2021

Romania

20.07 milligrams per litre

in 2016

Denmark rank

11th

Romania rank

10th

Average nitrate concentration in freshwater over time

Romania currently reports 20.07 milligrams per litre against 20.05 milligrams per litre in Denmark, a difference of 0.0119 milligrams per litre.

Across all 6 years both countries report, Denmark has been ahead every year.

Denmark ranks 11th and Romania ranks 10th 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.