Climate Change

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

decorative icon for climate change
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).

decorative icon for waste water coming out of a pipe
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.

decorative icon for waste - recycling truck
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.

decorative icon for water
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.

decorative icon for radiation
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.

decorative icon for air
Air and You

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

Additional things you can do

Air pollutant emissions Large Feature item 1824 X 600
Ireland's Air Pollutant Emissions 2023 (1990-2030)

Latest report (2025) on Ireland's National Emission Reduction Commitment Directive (NECD) emissions. Five main air pollutants, NOx, SO2, NH3, NMVOC and PM2.5

LAPF Report cover 2023
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.

Ind & Waste 2024 summary
Industrial and Waste Licence Enforcement

2024 Summary

Summary details of enforcement activities at EPA licensed industrial and waste sites for 2024

Cover of the State of the Environment Report 2024
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.

Early insights report cover
Early insights indicator report: Nitrogen concentrations in selected major rivers

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.

Ireland Meets EU Emissions Reduction Targets for All Five Major Air Pollutants

Date released: May 01, 2025

The Environmental Protection Agency (EPA) today published its 2023 assessment of five key air pollutants which impact air quality, health and the environment.

Unauthorised discharges and odours drive enforcement at EPA priority sites in 2024

Date released: April 23, 2025

The Environmental Protection Agency (EPA) has today published its Industrial and Waste Licence Enforcement Summary 2024.

Ireland’s power generation and industrial greenhouse gas emissions down by seven per cent in 2024

Date released: April 04, 2025

The Environmental Protection Agency (EPA), today released its preliminary analysis of greenhouse gas emissions in 2024 from the EU Emissions Trading System (EU ETS).

EPA Circular Economy Conference 2025

Date: September 24, 2025

Please save the date for the 2025 EPA Circular Economy Conference.

EPA Water Conference 2025 - Wednesday 11 and Thursday 12 June, Galway and online

Date: June 11, 2025

Registration is now open for the EPA Water Conference 2025

EPA Annual Climate Change Conference 2025

Date: May 28, 2025

The EPA Annual Climate Change Conference "Emissions Trading and The Carbon Border Adjustment Mechanism"