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Chief Environmental Health Officer

Picture of Chris Brereton, Chief Environmental Health Officer

Supporting the Welsh Government with professional and independent environmental health advice.

Chris Brereton was appointed as Chief Environmental Health Officer (CEHO) in March 2013. His role is to advise and support Welsh Government policy officials and the wider public health service in Wales.  

He qualified in Environmental Health in 1981 and held  a range of appointments in England and Wales. Chris joined Welsh Government from Cardiff City Council having held the post of Operational Manager for Environmental Health and Public Protection since 1996.


  • provides leadership in the development of policy to achieve better health and well-being for the people of Wales
  • is directly involved in the development of environmental public health policy and legislation
  • strengthens local authority engagement in developing appropriate responses to public health issues in Wales
  • promotes the implementation of environmental health and public health initiatives to reduce health inequality and promote sustainable development
  • participates in cross governmental and interdepartmental working groups, committees, boards and project groups on environmental health related matters.
The CEHO works with various bodies on matters relating to public health and environmental health, such as:
  • NHS Wales
  • Local authorities in Wales
  • Health Protection Agency/Public Health England
  • Public Health Wales
  • Directors of Public Health
  • Office of the Chief Veterinary Officer.