The City of Ann Arbor’s drinking water meets or exceeds all State and Federal regulations. The quality of your drinking water is regulated by the US Environmental Protection Agency and the Michigan Department of Environmental Quality.

For more information on regulations, visit the USEPA or MDEQ websites.

For a summary of Ann Arbor’s Drinking, River, or Well water quality, click below.

Drinking water Summary (PDF file)

Huron River Summary (PDF file)

Well Summary (PDF file)