Groundwater Awareness Week is a great chance to recommit to water conservation in your home. Take a moment to review potential leaks and action steps in your home.
Main Content
Marion County Wellfield Education Corporation
Groundwater and Drinking Water Protection for Indianapolis and Marion County Indiana
Am I in a wellfield?
Groundwater is your drinking water. Protect it!
Our mission is to protect the groundwater resources of Marion County by providing education and resources to individuals and businesses.

Schedule Assessment
We conduct free and confidental personalized site assessments for any business located in one of Marion County’s wellfields.

Seconday Containment /
Spill Assistance Program
Businesses located in a wellfield are eligible for assistance in order to help them achieve compliance with the wellfield protection code.

Business Resources
Printable guides, forms, and checklists for best management practices and required for compliance with Marion County and Indianapolis wellfield regulations.
Recent News

Indiana Legislation 2025 – Water Quality Update
The 2025 Indiana General Assembly is in full swing. With Groundwater Awareness Week coming up March 9-15, now is a good time to check in on water related legislation and prepare to use your citizen voice to protect our water sources. When you contact your legislators, stress the importance of keeping our water free of […]

2024 MCWEC Annual Report
2024 annual report from the Marion County Wellfield Education Corporation on drinking water protection activities throughout the year.
Fun Facts
Wellfield Protection Areas in Marion County, Indiana
square miles of land legally designated as Wellfield Protection Areas
billion gallons of water used yearly as part of the public water supply
wells which supply water to the public drinking water system