Wastewater - connection rates to treatment — Public total treatment in Ireland

Ireland: Wastewater - connection rates to treatment — Public total treatment was 66.19 Percentage of population in 2024. ▲ Rising

Latest (2024)
66.19 Percentage of population
Change on year
down 1.5%
World rank
26th
of 36 countries
All-time high
75 Percentage of population
in 2009
All-time low
11.2 Percentage of population
in 1980
Years of data
26
1980–2024

Wastewater - connection rates to treatment — Public total treatment in Ireland, 1980–2024

204060801980200220241980: 11.2 Percentage of population1989: 44 Percentage of population1990: 44 Percentage of population1991: 44 Percentage of population1993: 45 Percentage of population1995: 57.6 Percentage of population1999: 66 Percentage of population2001: 70 Percentage of population2007: 63 Percentage of population2008: 69 Percentage of population2009: 75 Percentage of population2010: 67.5 Percentage of population2011: 60.1 Percentage of population2012: 60.6 Percentage of population2013: 61.1 Percentage of population2014: 61.6 Percentage of population2015: 62.1 Percentage of population2016: 62.6 Percentage of population2017: 63.5 Percentage of population2018: 64.1 Percentage of population2019: 64.5 Percentage of population2020: 65 Percentage of population2021: 65.7 Percentage of population2022: 66.1 Percentage of population2023: 67.2 Percentage of population2024: 66.2 Percentage of population

Source: Organisation for Economic Co-operation and Development. Measured in Percentage of population.

Analysis

The most recent figure for wastewater - connection rates to treatment — public total treatment in Ireland is 66.19 Percentage of population, measured in 2024.

That represents a change of down 1.5% on the previous year and up 7.4% over ten years.

Over the whole period, wastewater - connection rates to treatment — public total treatment in Ireland peaked at 75 Percentage of population in 2009 and was at its lowest, 11.2 Percentage of population, in 1980.

Ireland ranks 26th of 36 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 26 years of available data.

Wastewater - connection rates to treatment — Public total treatment in Ireland, year by year

Annual values for Wastewater - connection rates to treatment — Public total treatment in Ireland, 1980 to 2024.
Year Percentage of population Change
1980 11.2 Percentage of population
1989 44 Percentage of population +292.9%
1990 44 Percentage of population +0.0%
1991 44 Percentage of population +0.0%
1993 45 Percentage of population +2.3%
1995 57.6 Percentage of population +28.0%
1999 66 Percentage of population +14.6%
2001 70 Percentage of population +6.1%
2007 63 Percentage of population -10.0%
2008 69 Percentage of population +9.5%
2009 75 Percentage of population +8.7%
2010 67.55 Percentage of population -9.9%
2011 60.09 Percentage of population -11.0%
2012 60.61 Percentage of population +0.9%
2013 61.13 Percentage of population +0.9%
2014 61.63 Percentage of population +0.8%
2015 62.13 Percentage of population +0.8%
2016 62.63 Percentage of population +0.8%
2017 63.45 Percentage of population +1.3%
2018 64.09 Percentage of population +1.0%
2019 64.51 Percentage of population +0.7%
2020 65.05 Percentage of population +0.8%
2021 65.68 Percentage of population +1.0%
2022 66.08 Percentage of population +0.6%
2023 67.23 Percentage of population +1.7%
2024 66.19 Percentage of population -1.5%

Averages by decade

DecadeAverage LowestHighest Years
1980s 27.6 Percentage of population 11.2 Percentage of population 44 Percentage of population 2
1990s 51.32 Percentage of population 44 Percentage of population 66 Percentage of population 5
2000s 69.25 Percentage of population 63 Percentage of population 75 Percentage of population 4
2010s 62.78 Percentage of population 60.09 Percentage of population 67.55 Percentage of population 10
2020s 66.05 Percentage of population 65.05 Percentage of population 67.23 Percentage of population 5

Countries ranked near Ireland

  1. 23 Portugal 70.7 Percentage of population compare
  2. 24 Italy 70 Percentage of population compare
  3. 25 Bulgaria 67.37 Percentage of population compare
  4. 27 South Africa 65.5 Percentage of population compare
  5. 28 Saudi Arabia 61 Percentage of population compare
  6. 29 Romania 59.61 Percentage of population compare

See the full ranking of 46 places →

More environment data for Ireland

All data for Ireland →

Frequently asked questions

What is wastewater - connection rates to treatment — public total treatment in Ireland?
Wastewater - connection rates to treatment — public total treatment in Ireland was 66.19 Percentage of population in 2024, according to Organisation for Economic Co-operation and Development.
What is the highest wastewater - connection rates to treatment — public total treatment recorded in Ireland?
The highest recorded value was 75 Percentage of population in 2009.
What is the lowest wastewater - connection rates to treatment — public total treatment recorded in Ireland?
The lowest recorded value was 11.2 Percentage of population in 1980.
How does Ireland rank for wastewater - connection rates to treatment — public total treatment?
Ireland ranks 26th out of 36 countries with data for 2024.
Is wastewater - connection rates to treatment — public total treatment rising or falling in Ireland?
Over the last ten years it is up 7.4%. The long-run trend across the full record is rising.
Where does this Ireland data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Wastewater - connection rates to treatment — Public total treatment. Statizoid updates them automatically from the source API.

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Wastewater - connection rates to treatment — Public total treatment in Ireland. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 30 August 2026, from https://environment.statizoid.com/stat/wastewater-connection-rates-to-treatment-public-total-treatment/ireland/

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About this data

Indicator
Wastewater - connection rates to treatment — Public total treatment
Unit
Percentage of population
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
46 places, 1,131 data points, 1970–2024
Last refreshed

This dataset provides information on the level of public equipment installed by countries to managed and abate water pollution. It shows the percentage of national population connected to "public" sewerage networks and related treatment facilities, and the percentage of national population connected to "public" wastewater treatment plants, and the degree of treatment. Connected here means actually connected to a wastewater plants through a public sewage network. When analysing these data, it should be kept in mind that the optimal connection rate is not necessarily 100%. It may vary among countries and depends on geographical features and on the spatial distribution of habitats. The interpretation of those data should take into account some variations in countries' definitions, as reflected in metadata. Data source(s): Joint OECD/Eurostat questionnaire on Inland Waters. Data for non-OECD countries is sourced from UNSD (https://unstats.un.org/unsd/envstats/country_files) Contact: ENV.Stat@oecd.org Dataset release date: August 7, 2026 Country metadata - Métadonnées pays