Lake water quality trophic state in Ireland

Ireland: Lake water quality trophic state was 2.6% in 2021. β—† Volatile

Latest (2021)
2.6%
Change on year
up 51.9%
World rank
24th
of 132 countries
All-time high
6.1%
in 2018
All-time low
1.7%
in 2020
Years of data
5
2017–2021

Lake water quality trophic state in Ireland, 2017–2021

234562017201920212017: 5.9 %2018: 6.1 %2019: 2.3 %2020: 1.7 %2021: 2.6 %

Source: United Nations Statistics Division, SDG Global Database. Measured in %.

Analysis

The most recent figure for lake water quality trophic state in Ireland is 2.6%, measured in 2021.

That represents a change of up 51.9% on the previous year and down 56.0% over five years.

That places Ireland 24th out of 132 countries with data for 2021, putting it in the top quarter.

Averages by decade

DecadeAverage LowestHighest Years
2010s 4.7% 2.3% 6.1% 3
2020s 2.1% 1.7% 2.6% 2

Countries ranked near Ireland

  1. 21 Mongolia 2.8% compare
  2. 22 Gabon 2.7% compare
  3. 23 Norway 2.7% compare
  4. 25 Bolivia (Plurinational State of) 2.5% compare
  5. 26 Iceland 2.4% compare
  6. 27 China 2.3% compare

See the full ranking of 170 places β†’

More environment data for Ireland

All data for Ireland β†’

Frequently asked questions

What is lake water quality trophic state in Ireland?
Lake water quality trophic state in Ireland was 2.6% in 2021, according to United Nations Statistics Division, SDG Global Database.
What is the highest lake water quality trophic state recorded in Ireland?
The highest recorded value was 6.1% in 2018.
What is the lowest lake water quality trophic state recorded in Ireland?
The lowest recorded value was 1.7% in 2020.
How does Ireland rank for lake water quality trophic state?
Ireland ranks 24th out of 132 countries with data for 2021.
Where does this Ireland data come from?
The figures come from United Nations Statistics Division, SDG Global Database, published as part of Lake water quality trophic state (%). Statizoid updates them automatically from the source API.

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CSV Β· JSON β€” 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).

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Lake water quality trophic state in Ireland. Statizoid, drawing on United Nations Statistics Division, SDG Global Database. Retrieved 16 August 2026, from https://environment.statizoid.com/stat/lake-water-quality-trophic-state-percent/ireland/

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<a href="https://environment.statizoid.com/stat/lake-water-quality-trophic-state-percent/ireland/">Lake water quality trophic state in Ireland</a> β€” Statizoid

About this data

Indicator
Lake water quality trophic state (%)
Unit
%
Source
United Nations Statistics Division, SDG Global Database
Licence
UN SDG Global Database (open, attribution requested)
Coverage
170 places, 850 data points, 2017–2021
Last refreshed