The Office of Environmental Public Health (OEPH) assures statewide control of environmental hazards through drinking water protection, radiation protection, environmental toxicology and epidemiology programs and regulation of food, pool and lodging facilities. The OEPH programs administer and enforce drinking water quality standards for public water systems in the State of Oregon, reduce and/or prevent illnesses caused by exposure to hazardous substances through health tracking, assessment and surveillance activities, and protect the health and safety of the public from environmental hazards.