Climate Change

Climate change means a significant change in the measures of climate, such as temperature, rainfall, or wind, lasting for an extended period – decades or longer.

Climate Change and You

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

Waste water

The Environmental Protection Agency is the environmental regulator of Irish Water. We issue and enforce authorisations for waste water discharges.

icon with waste water coming out of a pipe
Waste water and You

How best to maintain your septic tank.


The Environmental Protection Agency licences, monitors and regulates certain activities in the waste sector.

waste truck
Waste and You

Learn more about waste

Drinking water

The Environmental Protection agency is the drinking water quality regulator, responsible for enforcing the Drinking Water Regulations for public water supplies.

Drinking water and You

Where does your drinking water come from?


The EPA assess exposure to radiation from sources in the environment through monitoring programmes and operates a graded authorisation system to register and licence any practice involving the use of radioactive sources or equipment such as X-ray.

Radiation and You

What is Radiation and how can it affect you?


The Environmental Protection Agency manages the national ambient air quality monitoring network. We also measure the levels of emissions of a number of atmospheric pollutants. The ambient air pollutants of most concern are fine particulate matter from the burning of solid fuel and nitrogen dioxide from transport emissions.

Air and You

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

Additional Our Services

Latest Publications

Irelands Provisional Greenhouse Gas Emissions Report 2022 cover page
Ireland's Provisional Greenhouse Gas Emissions 1990-2021

The EPA has produced provisional estimates of greenhouse gas emissions for the time period 1990-2021

Guidelines on the information to be contained in EIAR
Guidelines on the information to be contained in Environmental Impact Assessment Reports (EIAR)

Guidelines on the information to be contained in Environmental Impact Assessment Reports (EIAR). The Guidelines are primarily intended to be an authoritative reference to those preparing Environmental Impact Assessment Reports (EIARs) for projects covered by the EIA Directive.

Domestic Waste Water Treatment System (DWWTS) Inspections 2021

This report provides information regarding the implementation of the National Inspection Plan for domestic waste water treatment systems in 2021.

Projections report cover image
Ireland's Greenhouse Gas Emissions Projections 2021-2040

This report provides an updated assessment of Ireland’s total projected greenhouse gas emissions out to 2040 which includes an assessment of progress towards achieving its National ambitions under the Climate Action and Low Carbon Development (Amendment) Act 2021 and EU emission reduction targets for 2030 as set under the EU Effort Sharing Regulation (Regulation (EU) 2018/842).

EPA Strategic Plan 2022-2026 cover
EPA Strategic Plan 2022 - 2026

This strategy, the EPA’s sixth, sets out what we intend to achieve over the next five years in delivering our mandate and our purpose to protect, improve and restore our environment through regulation, scientific knowledge and working with others.

EPA data shows Ireland’s 2021 Greenhouse Gas Emissions above pre-Covid levels

Date released: July 20, 2022

The Environmental Protection Agency (EPA) has today published its provisional greenhouse gas emissions for Ireland for 2021.

Delays in fixing failed septic tanks is unacceptable, says EPA

Date released: June 29, 2022

The Environmental Protection Agency (EPA) today released the report on Domestic Waste Water Treatment Systems Inspections in 2021. This is a report of the 1,147 inspections of septic tanks and other domestic waste water treatment systems completed by local authorities in 2021.

EPA announces €650,000 funding opportunity for innovative Irish businesses in the Circular Economy

Date released: June 10, 2022

The Environmental Protection Agency (EPA) today launches its €650,000 funding opportunity for Irish enterprises to innovate, demonstrate and implement new circular economy approaches in their business models, moving away from the ‘Take Make Use Dispose’ economic model.

EPA Circular Economy Conference 2022

Date released: September 22, 2022