Bulgaria vs Greece: Average nitrate concentration in freshwater

Bulgaria
29.34 milligrams per litre
in 2021
Greece
115.65 milligrams per litre
in 2021
Bulgaria rank
4th
Greece rank
1st

Average nitrate concentration in freshwater over time

  • Bulgaria
  • Greece
050100150199920102021

How they compare

Greece currently reports 115.65 milligrams per litre against 29.34 milligrams per litre in Bulgaria, a difference of 86.31 milligrams per litre.

That makes Greece's figure about 3.9 times Bulgaria's.

The two have swapped places 3 times across 19 shared years of data; in 2000 it was Bulgaria ahead.

Bulgaria ranks 4th and Greece ranks 1st of 34 countries.

Across the 3 decades both report, Bulgaria averaged higher in 1 and Greece in 2.

Head to head by decade

Decade Bulgaria Greece Difference Ahead
2000s 23.28 milligrams per litre 18.3 milligrams per litre 4.97 milligrams per litre Bulgaria
2010s 26.46 milligrams per litre 132.56 milligrams per litre 106.09 milligrams per litre Greece
2020s 29.34 milligrams per litre 115.22 milligrams per litre 85.88 milligrams per litre Greece

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average nitrate concentration in freshwater, Bulgaria or Greece?
Greece, at 115.65 milligrams per litre against 29.34 milligrams per litre in Bulgaria as of 2021.
What is the difference in average nitrate concentration in freshwater between Bulgaria and Greece?
86.31 milligrams per litre, with Greece ahead.
How many years of comparable data are there for Bulgaria and Greece?
19 years are reported by both, from 2000 to 2021.
How do Bulgaria and Greece rank globally for average nitrate concentration in freshwater?
Bulgaria ranks 4th and Greece ranks 1st of 34 countries.
Where does this data come from?
European Environment Agency (2023) – with minor processing by Our World in Data, published as Average nitrate concentration in freshwater. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

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

Average annual concentration of nitrate in groundwater.