Beth sydd yn eich iard gefn?

Farming

Understanding the Farming Maps, Data and Information

Air pollution

We record the pollution released into the environment by industrial sites under the EC Integrated Pollution Prevention and Control Directive (IPPC).

Aquifers

Understanding the new aquifer designation maps.

Cyfleusterau gwastraff mwyngloddio wedi’u cau

Cyfleusterau gwastraff mwyngloddio wedi’u cau a’u gadael sy’n achosi effeithiau difrifol ar yr amgylchedd.

Mapiau erydu arfordirol

Sut mae deall ein gwybodaeth am erydu arfordirol a rheoli’r draethlin.

Bathing waters

Learn more about Bathing Waters maps and data.

Drinking water protected areas

Environment Agency offices

How do we work?

Cynlluniau rheoli risg llifogydd ac erydu arfordirol

Gelwir prosiectau mawr sy’n lleihau’r risg o lifogydd ac erydu arfordiroedd yn 'brif gynlluniau'. Dysgwch am y math o waith mae hyn yn ei olygu a phwy fydd yn ei wneud.

Mapiau llifogydd

Edrychwch ar ba mor debygol yw llifogydd o’r afonydd a’r môr yn eich ardal chi.

Flood warning areas

For many areas at risk of flood, we warn residents when floods are likely to occur. If you live within a shaded area on the map, then flood warnings are available to you.

Groundwater source protection zones

How we help to make sure your drinking water is safe and clean.

Hi-flows (high flood levels)

Read about the UK-wide Hi-flows project.

Historic Landfill

What are historic landfill sites?

Industrial pollution

How we regulate and record polluting emissions.

Landfill sites

What are landfill sites?

Nitrate vulnerable zone (NVZ) map

View the NVZ boundaries which are expected to apply from 1 January 2013 in England and Wales.

Pollution Incidents

Understanding reported pollution incidents

Pollution hazards and Operational risk appraisal (Opra)

How we regulate pollution

River quality

How do we assess the quality of rivers?

Problems viewing the map

Problems that users have when viewing the maps.

prosiect Pysgodyn Melyn

Canfyddwch fwy ynghylch y prosiect Pysgodyn Melyn