Regulations

Wisconsin's Phosphorus Rule

Overview Phosphorus has long been recognized as the controlling factor in plant and algae growth in Wisconsin lakes and streams. Small increases in phosphorus can fuel substantial increases in aquatic plant and algae growth, which in turn can…

Wisconsin's Water Quality Trading

Project Maps Find adaptive management and water quality trading projects around the state. Overview Overview USGS Gage Station-->

Wastewater State Statutes and Codes

The following list highlights the Wisconsin state statutes and administrative codes most applicable to the wastewater program. All state statutes and administrative codes can be found online in the Wisconsin State Legislature document registry [exit…

Final decisions on variances pending EPA approval

Regulation of Wastewater Discharges

In 1972, the United States Congress passed the Federal Water Act. The law authorized the U.S. EPA to delegate certain water pollution control responsibilities to any state that could demonstrate the necessary levels of expertise and authority to…

Private Onsite Wastewater Treatment Systems (POWTS)

Domestic wastewater is defined as the type of wastewater normally discharged from plumbing facilities in private dwellings or commercial domestic establishments and includes sanitary, bath, laundry, dishwashing, garbage disposal and cleaning…

Regulating water intake structures

Section 316(b) of the federal Clean Water Act requires, and Section 283.31(6), Wis. Stats., allows the department to require that the location, design, construction and capacity of cooling water intake structures reflect the best technology…

Accessing eCMAR Forms and Wisconsin User IDs

Using the DNR Switchboard The DNR Switchboard helps people find DNR electronic forms using the state’s Web Access Management System (WAMS) without having to log in again each time. If you submitted an eCMAR last year, you'll log in as usual…

View Sections Of The eCMAR Form

The eCMAR form consists of the following sections. Only the sections that are required for each wastewater treatment facility will appear in a facility's eCMAR. (Example: Satellite Collection Systems are only required to complete the Financial…

Compliance Maintenance Annual Report (CMAR)

Chapter NR 208, Wis. Adm. Code [exit DNR] is more commonly known as the Compliance Maintenance Annual Report (CMAR) rule for publicly and privately owned domestic wastewater treatment works. The CMAR is a self-evaluation tool that promotes the owner…