Ireland vs Poland: Average nitrate concentration in freshwater

Ireland
12.13 milligrams per litre
in 2021
Poland
8.62 milligrams per litre
in 2021
Ireland rank
22nd
Poland rank
25th

Average nitrate concentration in freshwater over time

  • Ireland
  • Poland
10152025199220062021

How they compare

Ireland currently reports 12.13 milligrams per litre against 8.62 milligrams per litre in Poland, a difference of 3.51 milligrams per litre.

That makes Ireland's figure about 1.4 times Poland's.

The two have swapped places 4 times across 19 shared years of data; in 2003 it was Ireland ahead.

Ireland ranks 22nd and Poland ranks 25th of 34 countries.

Ireland has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Ireland Poland Difference Ahead
2000s 15.83 milligrams per litre 8.72 milligrams per litre 7.11 milligrams per litre Ireland
2010s 12.87 milligrams per litre 10.55 milligrams per litre 2.32 milligrams per litre Ireland
2020s 12.53 milligrams per litre 8.6 milligrams per litre 3.93 milligrams per litre Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average nitrate concentration in freshwater, Ireland or Poland?
Ireland, at 12.13 milligrams per litre against 8.62 milligrams per litre in Poland as of 2021.
What is the difference in average nitrate concentration in freshwater between Ireland and Poland?
3.51 milligrams per litre, with Ireland ahead.
How many years of comparable data are there for Ireland and Poland?
19 years are reported by both, from 2003 to 2021.
How do Ireland and Poland rank globally for average nitrate concentration in freshwater?
Ireland ranks 22nd and Poland ranks 25th 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.