Environmental Management
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Open burning and outdoor wood boiler complaints
State restrictions are limited regarding the open burning of materials generated by households. Your local government may have more restrictions on open burning than the state. If you have concerns or complaints about open burning or outdoor wood…
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Outdoor wood boilers
Outdoor wood boilers (OWBs) have become more popular in the United States, particularly in rural areas, as the prices for heating oil, propane and natural gas have increased. A 2006 report by Northeast States for Coordinated Air Use Management (…
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Know before you burn
The DNR's air quality and waste management rules generally prohibit open burning, with some limited exceptions. The tabs below provide information about the types of burning that may be allowed under state regulations. You can also use the "Can I…
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Alternatives To Burning
Before burning anything, always consider alternatives. Open burning of materials other than clean wood and some yard waste is prohibited. In addition, outdoor burning of anything generates smoke and air pollution and is the number one cause of…
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Air Emissions Inventory (EI) Schedule, Directions, Help and FAQs
Schedule for Calendar Year 2024 EI DataDateBenchmarkJan.
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Historical Air Emissions Information
The DNR first developed its web-based Air Reporting System (ARS) in 1995. Today, more than 1,650 emissions inventories and 600 Under Thresholds Notifications (UTNs) are submitted annually by facilities to the DNR via ARS.
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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…
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Radon in private well water
Radon is a substantial health risk in many Wisconsin homes. There is a risk of developing cancer from long term exposure to radon in air and water. If you get your drinking water from a private well, this page will guide you in evaluating whether…
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Test your private well water annually
Make sure you're serving your family safe drinking water. While most private water wells in Wisconsin provide safe drinking water, some may become contaminated with bacteria and other contaminants that are not filtered out when the water soaks into…