Agents

Apply to Become A DNR Vehicle Registration Dealer

The Department of Natural Resources has developed an online vehicle registration portal designed for recreational vehicle dealers to process their vehicle registrations through the Go Wild system, as opposed to sending in paper applications by mail…

Apply to Become a DNR License Sales Agent

BIL-Funded Lead Service Line Replacement Program

LSL Funding Capacity UpdateDue to continued high demand for financial assistance, funding capacity limitations may impact State Fiscal Year 2026 LSL Replacement Program applications. For more information, read the Dec. 10, 2025 "Funding List…

Air Permit Public Involvement

Notice: Update personal bookmarks to the new links for the buttons below.The Clean Air Act and Wisconsin State Statutes call for public participation and input on air permit actions. The tables below can help the public find these opportunities.Air…

Lake Management Tools

The Wisconsin Lake Modeling Suite (WiLMS) model is a lake water quality-planning tool. The WiLMS model structure is organized into four principal parts: front-end, phosphorus prediction, internal loading and trophic response. Models WiLMS 3.3.18 (…

Nondiscrimination Policy and Procedures

The Wisconsin Department of Natural Resources (DNR) is committed to promoting diversity, fairness, equity and the principles of environmental justice. We also ensure we do not discriminate in our programs, decisions, actions or delivery of services.

Waterway Permit Frequently Asked Questions

Find answers to questions about permitting for activities that may impact navigable waterways below.The DNR Waterways Program regulates several activities, including:

Non-Transient Non-Community Public Water System Sanitary Survey

A sanitary survey is an evaluation of a water system's facilities, operations and records to

St. Croix SWCDA - Towns of Hudson and Warren

Many drinking water wells in the towns of Warren and Hudson, situated in St. Croix County, are contaminated with trichloroethylene (TCE), a volatile organic compound (VOC). A Special Well Casing Depth Area (St. Croix SWCDA - Towns of Hudson and…

Drinking Water and Groundwater Guidance

We welcome your input on all Drinking Water and Groundwater Program guidance. The guidance available for comment tab lists guidance that is being developed or revised. Feedback related to the documents posted should be emailed to the staff member…