Regulations
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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…
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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…
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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…
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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…
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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…
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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…
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TMDL implementation planning
A Total Maximum Daily Load (TMDL) implementation plan is a document that provides details of the actions needed to achieve pollutant load reductions, outlines a schedule of those actions and specifies monitoring needed to document actions and…
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NR 140 Groundwater Quality Standards Update
Subscribe to NR 140 UpdatesAs part of a continuing commitment to protect public health and the environment, the DNR periodically updates groundwater quality standards in ch. NR 140, Wis. Adm. Code.