Use our interactive tools to search if your home or business is located in a drinking water protection area also known as a wellfield or wellhead protection area. …
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Marion County Wellfield Education Corporation
Groundwater and Drinking Water Protection for Indianapolis and Marion County Indiana
Education and resources for all citizens plus businesses in Marion County, IN wellfields to prevent pollution to our drinking water resources.

Use our interactive tools to search if your home or business is located in a drinking water protection area also known as a wellfield or wellhead protection area. …
Search the map about Am I in a Drinking Water Protection Area?

We can help! We provide free, confidental wellfield reviews for any new or existing business located in one of Marion County, Indiana's wellfields.
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Printable guides, forms, and checklists for best management practices required in accordance with Marion County and Indianapolis wellfield regulations.
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Businesses located in Marion County wellfields may be eligible to receive free secondary containment products to help prevent spills and protect drinking water.
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Following Groundwater Awareness Week in early March, the National Ground Water Foundation is collecting community feedback about groundwater use and awareness across the nation. This data will help us all to better understand our country’s environmental footprint related to groundwater use, quality, and protection and guide future awareness efforts and areas for improvement. Please take […]

2025 annual report from the Marion County Wellfield Education Corporation on drinking water protection activities throughout the year.

For over 20 years the groundwater community has celebrated National Groundwater Awareness Week to highlight the responsible development, management, and use of groundwater.
MCWEC representatives can help your business identify site specific ways to limit potential for groundwater contamination. You may receive free spill containment supplies in return. These reviews are free and intended to ensure businesses are operating in ways protective to groundwater; observations are NOT reported to any regulatory agencies.
Get connected with the water in your community!
The U.S. EPA offers a variety of tools to discover the environment around you.