State Agencies

Wisconsin’s Nutrient Loss Reduction Strategy

Wisconsin’s approach to nutrient loss reduction relies on a combination of regulatory programs and conservation efforts at the local, state and federal levels. These efforts target both point sources (e.g., wastewater treatment facilities) and…

Wisconsin’s Consolidated Assessment and Listing Methodology (WisCALM)

Water Quality Criteria

The Clean Water Act requires states to adopt water quality standards to protect aquatic life, wildlife and recreation. Water quality standards consist of three components: antidegradation, designated uses and water quality criteria. Water quality…

Triennial Standards Review

Final 2025-2027 Triennial Standards Review Workplan Now AvailableThe final work plan, 2025-2027 Triennial Standards Review (TSR) Priorities for the Water Quality Standards Program, is available for download. 

Pollutant Load Ratio Estimation Tool (PRESTO)

The Pollutant Load Ratio Estimation Tool (PRESTO) is a statewide GIS-based tool that compares the average annual phosphorus loads originating from point and nonpoint sources within a watershed. The comparison provides a screening tool for…

Gateway to Wisconsin's Basins and Watersheds

Wisconsin's largest river systems form 24 drainage basins. Click on the map or drop-down box below to navigate to your basin of interest.

Frequently Asked Questions About Asbestos Removal

If you cannot find the answer you need among these questions, please contact the asbestos inspector for the county where the project is located.

Asbestos Removal and Notification

Asbestos fibers are a known human carcinogen. Lung cancer, mesothelioma (cancer of the chest cavity lining) and asbestosis (a fibrotic scarring of lung tissue) have been proven to result from asbestos exposure.The Clean Air Act (CAA) of 1970…

Surface water grant program

Looking over the backwaters of the Mississippi River at Rush Creek State Natural Area.NR 193 rule changesThe bureaus of Water Quality and Community Financial Assistance propose to consolidate 5 related administrative code chapters governing 3 cost-…

Small Loans Program

Attention: The CWFP Small Loans Program is currently suspended. The DNR stopped accepting Interest Rate Subsidy Applications as of January 1, 2022. This suspension (no longer accepting new applications) will continue until the CWFP Small Loans…