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?
Marion County Wellfield Education Corporation
Groundwater and Drinking Water Protection for Indianapolis and Marion County Indiana
Education and resources for Marion County, IN citizens plus businesses located in a wellfield 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.
Get started
Printable guides, forms, and checklists for best management practices required in accordance with Marion County and Indianapolis wellfield regulations.
Browse resources
Businesses located in Marion County wellfields may be eligible to receive free secondary containment products to help prevent spills and protect drinking water.
Get supplies
In light of the expansion of data centers around the country, the National Ground Water Association (NGWA) is hosting a brief webinar on the challenges and opportunities for data centers to protect groundwater quality and quantity. Join Jeff Davis, PE, Certified Groundwater Profession and Bill Alley, PhD, NGWA Director of Science and Technology on Thursday, […]

Now in it’s sixth year, the The Collective Tap podcast with Dr. Gabe Filippelli, Executive Director of the Indiana University Environmental Resilience Institute returns for another season of meaningful water conversations. This season, titled A Steady Current: Keeping Up with water in Indiana, kicks off with a top on everyone’s mind: data centers. Guests Dr. […]

Prep for K-12 Aquifer lessons with short training videos using the Awesome Aquifer Kit – a fun and entertaining way to learn about 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.