Browse by Environmental Topics

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

Zetland Coastline Cork, by Caroline Plant EPA
Water Quality in 2025:

An indicators report.

This report looks at how Ireland’s water quality has changed in 2025, using the latest monitoring data for rivers, lakes, groundwater, estuaries and coastal waters.

Front page of NAIP Summary Report for 2025
National Agricultural Inspection Programme Summary Report 2025

The National Agricultural Inspection Programme (NAIP) Report details the findings of the farm inspections completed by local authorities in 2025, as required under the Good Agricultural Practice for Protection of Waters Regulations.

Bathing Water Quality in Ireland in 2025 Front Cover
Bathing Water Quality in 2025

The EPA assessment of water quality information provided by local authorities for the beaches that they managed in 2025.

Ireland's Air Pollutant Emissions: Trends & Outlooks 2026
Ireland's Air Pollutant Emissions: Trends and Outlook

Latest report (2026) on Ireland's National Emission Reduction Commitment Directive (NECD) emissions. Five main air pollutants, NOx, SO2, NH3, NMVOC and PM2.5.

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Domestic Waste Water Treatment System Inspections 2025

This report provides information regarding the implementation of the National Inspection Plan for domestic waste water treatment systems in 2025

EPA Annual Circular Economy Conference 2026

Date: November 19, 2026

The EPA Circular Economy Conference 2026 will take place on 19th November in the Aviva Stadium Dublin

EPA Water Conference 2026

Date: June 17, 2026

The EPA Water Conference 2026 will take place on 17 and 18 June, 2026 in Galway and online.

Climate Change Lecture Series - Climate Risk and Adaptation in an Uncertain World

Date: April 22, 2026

The EPA, as part of the National Dialogue on Climate Action, will host a public lecture titled Climate Risk and Adaptation in an Uncertain World on Microsoft Teams on Wednesday 22nd April at 7.00PM.