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Resources
Home | Learn | Contamination | Test | Treatment | Education & Outreach | Projects
Do you need to order Drinking Water materials? If so, please visit our Healthy Michigan Ordering Webpage below. All items are provided free of charge. However, some items are subject to quantity limits.
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- 2025 Drinking Water Survey Highlights
- Drinking Water Survey 2021
- Meeting the public health challenge of protecting private wells: Proceedings and recommendations from an expert panel workshop
- Michigan Water Strategy
- The Septic Question Project Report
MDHHS conducts public health assessments and consultations at sites of environmental contamination. The health assessor determines what, if any, threat to human health a site may pose and makes recommendations that are protective of public health. Read more about health assessments and find specific public health assessments related to drinking water on the Health Assessments and Related Documents webpage.
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Subscribe today to the MDHHS Drinking Water and Health Newsletter!
Each newsletter will share updates from the drinking water program, tips to maintain your drinking water quality and more! Follow this link: Eh.Michigan.gov/DrinkingWaterNewsletter to subscribe today.
Previous issues of the Drinking Water and Health Newsletter:
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Michigan Laws and Regulations
- Michigan's Water Well Construction Program
- Part 127 Administrative Rules
- Part 127 of Act 368 of 1978 (Statute)
- Safe Drinking Water Act 399
- Safe Drinking Water Rules- Supplying Water to the Public
- Water Use Program
More Resources
Federal Government Resources
Centers for Disease Control and Prevention (CDC): The CDC protects America from health threats, including through drinking water. The CDC helps people understand the importance of knowing where drinking water comes from, how it’s been treated and if it’s safe to drink.
United States Environmental Protection Agency (EPA): The EPA was established in 1970 to conduct federal research, monitoring, standard-setting and enforcement activities to ensure environmental protection. The EPA aims for a cleaner, healthier environment for the people in the United States. The EPA provides drinking water standards and resources.
State Government Resources
EGLE Office of the Clean Water Public Advocate - Clean Water Ambassador Initiative: The Clean Water Ambassador Initiative is a statewide effort designed to improve transparency and communication concerning water quality in Michigan. Clean Water Ambassadors play a vital role in ensuring that drinking water programs and resources are accessible and effective. Ambassadors provide their feedback and input by participating in webinars and in-person meetings as well as completing online surveys.
Michigan Water Stewardship Program (MWSP): The MWSP educates Michigan residents on how to identify and reduce risk of contamination in water. The program encourages people to take voluntary steps to protect Michigan’s water quality, drinking water and natural resources.
Non-Profit Agency Resources
American Ground Water Trust (AGWT): The AGWT brings stakeholders together to encourage open discussion about practical ways to develop, manage and protect groundwater resources so that sustainable economic and environmental benefits can be optimized.
American Water Works Association (AWWA): The AWWA is an international, nonprofit association that uses scientific research to educate and promote water solutions and effective water management.
National Ground Water Association (NGWA): The NGWA is a community of groundwater professionals working together to advance groundwater knowledge. NGWA provides education and outreach, advocacy, cooperation, information exchange and best practices.
Water Systems Council (WSC): The WSC is the only national nonprofit organization with programs solely focused on private residential wells and small, shared wells serving more than 13 million households nationwide.
Other
The Private Well Class: The Private Well Class offers free online video lessons and webinar recordings to well owners. Class topics focus on common questions about private residential wells, caring for your well, septic systems, what real estate and environmental health professionals need to know about wells, and well water testing. The Private Well Class also provides a useful resource library and free newsletter.
Water Quality Association (WQA): One of the focuses of WQA is treating water on the homeowner's or business-owner's property. WQA is committed to making water safe.
Well Owners: Well Owners provides resources and information on private residential well systems and groundwater. Learn how to protect water and safeguard your family’s health through properly constructed and maintained private residential well systems.
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You can call MDHHS Monday through Friday between 8 a.m. and 5 p.m. at 800-648-6942.
Do you have a question about drinking water and environmental health? Many organizations work together to protect drinking water, the environment and public health. Different organizations can help answer your questions depending on what they are.
MDHHS Environmental Health Bureau
The MDHHS Environmental Health Bureau (EHB) uses the best available science to reduce, eliminate or prevent public health harm from environmental, chemical and physical hazards.
MDHHS can answer questions about drinking water and your health. Below are examples of what MDHHS does to protect public health and ensure high quality drinking water:
- Collect public water and private well water samples to test for contaminants.
- Provide information on health problems linked to contaminants found in drinking water.
- Determine the level of risk to health due to contaminants in drinking water.
- Provide resources and education on contaminants in drinking water and best practices to prevent and reduce exposure.
- Assist the local community when concerned about drinking water quality and health.
If you have questions about your drinking water, call MDHHS at 800-648-6942.
Local Health Departments
Your local health department can help you with questions and concerns you may have about your public water supply or private residential well. Your local health department is a great resource, and they are most familiar with your community.
Here are just some of the actions local health departments may be able to provide for drinking water:
- Issue well construction permits.
- Inspect newly constructed wells.
- Offer private residential well water testing for contaminants.
- Offer help identifying contaminants in groundwater.
- Identify if any nearby facilities may be contaminating or have the potential to contaminate the groundwater.
- Regulate non-community public water supplies.
- Issue advisories on non-community public water (boil water advisories, do not drink advisories).
Find contact information and details for your local department on the Local Health Department Maps webpage.
Department of Environment, Great Lakes and Energy (EGLE)
EGLE ensures safe drinking water by:
- Overseeing Michigan's public water supplies.
- Managing water supply operator certification and training.
- Regulating water well construction and registration of water well drilling contractors.
- Assisting local health departments in conducting drinking water quality investigations.
- Overseeing the on-site wastewater program, which means they may be able to answer questions about your septic system.
- Issuing licenses for campgrounds and public swimming pools.
Learn more about EGLE and their drinking water program on the EGLE Drinking Water Website.
Updated 2/10/26