Skip to main content
Department of Agriculture, Environment and Rural Affairs Department of Agriculture, Environment and Rural Affairs An Roinn Talmhaíochta, Comhshaoil agus Gnóthaí Tuaithe Depairtment o' Fairmin, Environment an' Kintra Matthers

Main navigation

  • Home
  • Topics
  • Publications
  • Consultations
  • Contact

Translation help

Translate this page

Select a language

  • Arabic — عربي
  • Chinese (Simplified) — 中文简体
  • Chinese (Traditional) — 中文繁體
  • Dutch — Nederlands
  • Filipino — Filipino
  • French — Français
  • German — Deutsch
  • Hungarian — Magyar
  • Irish — Gaeilge
  • Italian — Italiano
  • Latvian — Latviešu
  • Lithuanian — Lietuvių kalba
  • Polish — Polski
  • Portuguese — Português
  • Romanian — Română
  • Russian — Русский
  • Slovak — Slovenčina
  • Spanish — Español
  • Ukrainian — Українська
  • Pollution

    Activities undertaken to prevent, monitor and control pollution of the air, land and water.

    DAERA and NIEA are issuing specific Covid-19 Regulatory Position Statements in relation to our regulated activities.

    contents

    Control of major accident hazards

    A new Directive on the control of major accident hazards involving dangerous substances known as Seveso III was published on 24 July 2012 by the European Commission. It amends and repeals the Seveso II Directive from 29 September 2015.

    • COMAH Public Information Northern Ireland
    • Control of Major Accident Hazards Regulations

    Air Pollution

    DAERA aims to provide citizens, and the wider air quality community, with user-friendly information on local air quality monitoring.

    • Energy Savings Opportunity Scheme (ESOS)
    • Carbon Emissions Trading
    • Air Pollution in Northern Ireland

    Pollution prevention and control

    • Integrated Pollution Prevention and Control (IPPC) - guidance and application forms
    • Intensive Livestock Installations
    • Pollution Prevention and Control fees and charges

    Radiation

    • Radiation - overview
    • Radiation - compliance
    • Radioactive Transport, Transfrontier Shipments and Justification

    Water pollution

    • Applying to Abstract or Impound Water
    • Applications Directed to the Appeals Commission
    • Lough Neagh Catchment Map

    Simple steps to prevent septic tank pollution

    Septic tanks can play a role in causing water pollution. It’s important for householders to know where their septic tank is, and to ensure it’s working properly to prevent this from happening.

    Know your drains and help prevent water pollution

    Did you know that if your household drains are not properly connected, you could be causing water pollution and damaging the environment?

    Oil tank safety tips to protect your home and the environment

    The Northern Ireland Environment Agency is reminding householders to check that their oil tanks are in a good state of repair before ordering home heating oil. This will help you to protect the environment and reduce the risk of a spillage as it can be costly when things go wrong, particularly if you have to pay for clean up.

    Protect Your Home and the Environment: Oil Tank Safety Tips for Spring and Summer

    Spring and summer bring warmer weather which can have a knock-on impact on domestic oil tanks. The Northern Ireland Environment Agency (NIEA) has some helpful advice for householders to help ensure your oil tank is in a good state of repair. This will not only help to protect the environment and reduce the risk of a spillage, but potentially save householders from some hefty expense as clean-up costs can be considerable if something goes wrong, particularly if you have to pay for the clean-up.

    Private Sewage Treatment Systems Care and Maintenance: A Guide for Homeowners

    Find out how to look after your Private Sewage Treatment System to keep it working properly and prevent it from causing water pollution.

    Chemicals & Water

    ...

    Water Quality Matters: How the Northern Ireland Environment Agency is working to improve water quality and how your activities can make a positive difference

    Within the Northern Ireland Environment Agency (NIEA) a number of specialist teams are working with colleagues from across DAERA and others to improve Northern Ireland’s water quality. Find out more about what they do and how we all have a role to play through our everyday actions.

    Summary of responses to the consultation on the Designation of Lagan Meadows as a Quiet Area pursuant to the Environmental Noise Regulations (Northern Ireland) 2006.

    Consultation

    Related to Pollution

    Most recent publications

    • The Radioactive Substances (Fees and Charges) Scheme (Northern Ireland) 2026

      Published 1 October 2026
    • Northern Ireland UK Greenhouse Gas Emissions Trading Scheme Charging Scheme 2026

      Published 8 September 2026
    See all publications in this topic

    Most recent consultations

    • UK ETS free allocation rules for hydrogen production

      Published 8 September 2026 Consultation closed
    • Public Consultation on the proposed Nutrients Action Programme for 2027 - 2030

      Published 29 June 2026 Consultation closed
    See all consultations in this topic

    Most recent news items

    • DAERA publishes responses to Mobuoy consultation

      Published 12 March 2026
    • Air Pollution in Northern Ireland 2024 report released

      Published 13 November 2025
    See all news in this topic

    Access to information

    How to request information from the Department of Agriculture, Environment and Rural Affairs including Freedom of Information (FOI), Environmental Information Regulations (EIRs) and the use of our Publication Scheme.

    Share this page Share on Facebook (external link opens in a new window / tab) Share on X (external link opens in a new window / tab) Share by email (external link opens in a new window / tab)

    Department footer links

    • Crown copyright
    • Terms and Conditions
    • Privacy
    • Cookies
    • Accessibility
    • The Northern Ireland Executive
    • The Executive Office
    • Department of Agriculture, Environment and Rural Affairs
    • Department for Communities
    • Department for Education
    • Department for the Economy
    • Department of Finance
    • Department for Infrastructure
    • Department for Health
    • Department of Justice
    • nidirect.gov.uk — the official government website for Northern Ireland citizens