Climate Change

Climate change is with us now. The sooner we act, the less damage it will do to our society and environment.

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Climate Change and You

What's happening and what impact will climate change have on Ireland?

Waste water

The EPA is the environmental regulator of Uisce Éireann (formerly Irish Water).

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Waste water and You

How best to maintain your septic tank.

Waste

The EPA regulates and licences a variety of activities in the waste sector, including landfill sites.

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Waste and You

Learn more about waste

Drinking water

The EPA regulates the quality of drinking water in Ireland and enforces standards in public supplies.

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Drinking water and You

Where does your drinking water come from?

Radiation

The EPA monitors radiation in our environment. We also regulate radioactive sources in industry, e.g. for x-rays.

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Radiation and You

What is radiation and how can it affect you?

Air

The EPA manages the national air quality monitoring network. We also measure levels of air pollution.

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Air and You

See the air quality index for health, this will tell the about air in your area

Additional things you can do

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Early insights into nitrogen levels in rivers for 2024

January - December 2024

Nitrogen levels have reduced which is welcome, but they remain too high in the southeast. Further action is needed to support good ecological conditions.

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Local Authority Environmental Enforcement Performance Report 2023

This report sets out the results of the EPA’s assessment of local authority environmental enforcement performance for 2023. This assessment is based on the EPA’s Local Authority Performance Framework where performance is measured and reported against National Enforcement Priorities (NEPs) focused on improving environmental compliance and achieving positive outcomes for waste, water, air and noise.

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Circular Economy and Waste Statistics Highlights Report 2022

This report highlights data on waste generation and management in Ireland in 2022.

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Ireland's State of the Environment Report 2024

This report presents the most recent integrated information on the quality of Ireland's environment. The report outlines the current state of our environment at a strategic level. It also provides an update on the environmental challenges that we face, nationally and globally.

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EPA Highlights 2024

A look back at EPA activity and key environmental indicators over the past 12 months

There has been a welcome reduction in nitrogen levels in rivers in 2024, says EPA

Date released: March 18, 2025

The Environmental Protection Agency (EPA) has today published early insights into nitrogen levels in rivers in 2024. The Early Insights Nitrogen Indicator 2024 has been developed to provide more timely information on nitrogen levels and is based on monitoring data at 20 major and representative rivers.

Over 400 citizen scientists find low levels of air pollution from traffic across Limerick

Date released: March 03, 2025

In October 2024, more than 400 citizen scientists measured levels of the harmful air pollutant, nitrogen dioxide (NO2), in Limerick’s Metropolitan District area as part of the Clean Air Together Limerick City project. A public event was hosted in Limerick this evening to present the results of the study to the people in Limerick. This large-scale citizen science project was led by the Environmental Protection Agency (EPA), in partnership with Limerick City and County Council.  

EPA has five easy steps for people to reduce food waste and save money

Date released: February 28, 2025

Saturday 1st March is National Stop Food Waste Day, and the EPA is calling on people to follow the simple tips in the Stop Food Waste Pocket Guide to help reduce food waste and save money.

EPA Annual Climate Change Conference 2025

Date: May 28, 2025

The EPA Annual Climate Change Conference will be held on Wednesday 28 May 2025 in Dublin Castle. Please save the date for this event.

Climate Change Lecture Series - Transformation in a Changing Climate: Insights from the IPBES Transformative Change Assessment

Date: March 26, 2025

The EPA, as part of the National Dialogue on Climate Action, will host a public lecture online on 26th March 7:00pm