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CDC’s Environmental Health Services Branch (EHS) provides free tools and guidance, training, and research for environmental health practitioners and programs serving states, tribes, localities, and territories.

Explore our resources on food safety, safe water, and performance improvement.

EHS is part of the National Center for Environmental Health's Division of Emergency and Environmental Health Services.

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Food Safety

Prevent environmental causes of foodborne illnesses and outbreaks

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Safe Water

Address threats to health from recreational water and private wells

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Performance Improvement

Improve services through accreditation, standards, and assessments