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Safe Water Resources

Learn how to keep your water resources safe, including recreational water, private wells, drinking water, and emergency water supply, with our free tools.

Jump to our resources for private wells or Legionnaires’ disease.

Tools and Guidance

MAHC Cover image

CDC’s Model Aquatic Health Code

Reduce risk for waterborne illness outbreaks, drowning, and chemical poisoning at public pools and other aquatic venues with these free science-based guidelines.

Cover image for the 2016 Drinking Water Advisory Communication Toolbox.

Drinking Water Advisory Communication Toolbox

Access resources to help communities with all phases of water advisories including guidance, recommendations, instructions, templates, and other tools.

When Every Drop Counts cover image

Drought Guidance for Public Health Professionals – When Every Drop Counts

Understand and prepare for drought in your community with this guide for public health professionals.

Emergency Water Supply Planning Guide for Hospitals and Health Care Facilities

Emergency Water Supply Planning Guide for Hospitals and Health Care Facilities [PDF – 2 MB]

Develop an Emergency Water Supply Plan to prepare for, respond to, and recover from a total or partial interruption of health facilities’ normal water supply.

Guidance on Microbial Contamination in Previously Flooded Outdoor Areas

Guidance on Microbial Contamination in Previously Flooded Outdoor Areas

Learn how to assess the public health risks for using areas after a flood where potential exposure to microbial contamination exists.

Graphic image of people with the numbers 1 of 9 and reads About 1 in 9 Americans get their drinking water from a private well.

Infographic on the Safe Water for Community Health (Safe WATCH) Program

Learn how CDC works with health departments to improve well water programs.

Photo of testing and sampling equipment.

Legionnaires’ Disease Resources for Environmental Health Professionals

Explore Legionella resources for environmental health practitioners, including a Vital Signs report and infographic, environmental sampling videos, toolkit for developing a water management plan, and more.

Drinking Water Logic Model

Logic Model to Improve Program Performance and Control Drinking Water Exposures

Access recommended strategies for drinking water programs and activities to improve programmatic performance using the 10 Essential Environmental Public Health Services.

Thumbnail image of the first page of the Safe WATCH infographic.

Safe Water for Community Health (Safe WATCH)

Strengthen the performance of your drinking water program to address problems with wells and other private drinking water sources in your community.

Image of a Latino family at an outside water faucet.

Water Safety Plans

Learn how to identify and prioritize potential threats to water quality at each step in a specific system’s water supply chain and implement best practices to mitigate those threats and ensure drinking-water quality.

Training

Environmental Health Training in Emergency Response (EHTER)

Environmental Health Training in Emergency Response (EHTER)

Improve your knowledge, skills, and resources to address the environmental health impacts of emergencies and disasters on potable water and waste water.

Environmental Public Health Online Courses (EPHOC)

Environmental Public Health Online Courses (EPHOC)

Access comprehensive workforce development resources for environmental public health practitioners with this free package of 15 e-learning courses, with topics including potable water, waste water, and swimming pools and recreational facilities.

Graphic image of faucet in a circle with the words SAFE WATER Program Improvement around it.

Safe Water Program Improvement e-Learning Series (SWPI)

Take CDC’s training for safer well water through stronger public health programs using the 10 Essential Environmental Public Health Services.

Research

Sustainability Research for Global Drinking Water

Sustainability Research for Global Drinking Water

Explore archived resources about factors that affect the sustainability of water, sanitation, and hygiene interventions.

Decentralized Wastewater Management Research

Decentralized Wastewater Management Research

Explore our collection of resources around wastewater management research.

Investigations

Cover image of the December issue of the Journal of Environmental Health.

Legionnaires’ Disease Outbreak at a Long-Term Care Facility in Ohio, 2013 [PDF – 688 KB]

On July 9, 2013, an outbreak of Legionnaires’ disease was identified at a Long-Term Care Facility in central Ohio. This article describes the investigation of the outbreak and identification of the source, a cooling tower using an automated biocide delivery system. EHS participated in the environmental assessment.

Image of a map of South Bass Island

South Bass Island Assessment [PDF – 1.97 MB]

At the request of the Ohio Department of Health, EHS investigated the potential sources of water contamination on South Bass Island in 2004. Ohio asked for assistance because slightly more than 1,000 persons reported a sudden onset of symptoms that included diarrhea, cramps, nausea, and vomiting.

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