Consultants
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Small water system (OTM/NN) operator certification
Small water system operators work at an "other than municipal" (OTM) community water system or a non–transient non–community (NN) water system. OTM systems serve groups of 25 or more year-round residents; they can include mobile home parks,…
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Septage servicing operator certification
All septage businesses in the State of Wisconsin must designate a master operator to serve as operator-in-charge (OIC). The OIC is directly responsible for the operation of the septage servicing business (reference: sub. NR 114.153(5), Wis. Adm…
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Laboratory services
The DNR receives laboratory data from many sources for environmental monitoring. This environmental monitoring is done for compliance with state and federal rules, investigating environmental problems, determining baseline quality, verifying cleanup…
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PFAS certification
The Wisconsin Department of Natural Resources is offering certification for PFAS in drinking water (potable water), aqueous (non-potable water), and non-aqueous matrices.Labs that currently hold WI DNR PFAS certification can be found here: WI PFAS…
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Wisconsin Environmental Policy Act
Signed into law in 1972, the Wisconsin Environmental Policy Act (WEPA) set forth the state’s environmental policy and created section 1.11, Wis. Stats. Under WEPA, all state agencies must analyze, consider and disclose the anticipated environmental…
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Aquatic Plant Management Strategic Analysis
Subscribe to email updates or mobile alerts when this Web page has been updated. Aquatic plants are a critical component of the state's freshwater environment. They help to ensure good water quality and clarity through their influence on…
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Wisconsin Foxconn Technology Group development project
On Oct. 4, 2017, Foxconn announced it will be locating its first U.S. manufacturing facility in the village of Mount Pleasant in Racine County. The Foxconn Technology Group (Hon Hai Precision Industry Co.. Ltd.) is a multinational electronics…
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Air Emissions Inventory (EI) Schedule, Directions, Help and FAQs
Schedule for Calendar Year 2024 EI DataDateBenchmarkJan.
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Annual Air Pollution Fee Structures for Non-Title V Sources Required to Have an Air Permit
There are two levels of annual air pollution fees for businesses that are considered non-Title V sources. A non-Title V source is a business required to have an operation permit, but not a major source permit. There is a separate fee structure for…
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Air Emission Inventory Contacts
Contact the DNR's Air Program for specific questions about emission inventory reporting and software. Facility-Specific Assistance For facility-specific questions, use the Air Permit Search tool. Each facility page in the tool lists a DNR contact…