Wisconsin DNR Private Onsite Wastewater Treatment System Loan

Wisconsin Department of Natural Resources

Available Home Repair

About This Program

Wisconsin DNR Private Onsite Wastewater Treatment System Loan is available to homeowners in Green Bay, WI.

Low-interest loan program to help homeowners replace failing private septic systems in Wisconsin. Available to homeowners in areas not served by municipal sewer, including rural areas near Green Bay. Loans offered at 3% interest with up to 10-year repayment terms.

Low-interest loan at 3% for septic system replacement

Official source site checked live on 2026-06-22.

Data last verified 2026-05-25. How we verify our data.

In Green Bay, WI, you can combine this program with other local help to cut your cost:

Key Details

  • Up to $15,000 at 3% interest
  • For failing septic system replacement
  • Available to rural homeowners
  • Up to 10-year repayment
  • Through participating lenders

How to Apply

Get free help applying Visit Official Program Page Track this program

(888) 936-7463

A grant-savvy contractor in Green Bay, WI can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Green Bay early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • Photos of the problem area or the work to be done.
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Ongoing through participating lenders

Questions about this program?

Ask us. It is free, and a real person answers within a business day.

Email us about this program

Frequently asked questions

How much can Wisconsin DNR Private Onsite Wastewater Treatment System Loan provide in Green Bay, WI?

Up to $15,000 low-interest loan.

Who qualifies for Wisconsin DNR Private Onsite Wastewater Treatment System Loan in Green Bay?

Wisconsin DNR Private Onsite Wastewater Treatment System Loan is open to homeowners in Green Bay, WI. It has no income limit.

How do I apply for Wisconsin DNR Private Onsite Wastewater Treatment System Loan in Green Bay, WI?

Apply directly with Wisconsin Department of Natural Resources using the official program link on this page or call (888) 936-7463. There is no middleman and no fee.

Need a Contractor for This Grant?

Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.

Get matched with a pro, free Browse Green Bay, WI contractors

Find More Programs in Green Bay, WI

This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.

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