Learn the Issues
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Sheboygan River AOC Boundary Map
Boundary Maps of the Sheboygan River AOC
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St. Louis River AOC Boundary Map
This page presents various maps of the St. Louis River and Bay AOC.
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Lower Green Bay and Fox River AOC Boundary Map
This page presents various maps of the Green Bay Fox River AOC.
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Technical Resources for Energy Savings Plus Health
The Energy Savings Plus Health Guide equips school districts to integrate indoor air quality protections into school energy efficiency retrofits and other building upgrade projects. This page lists additional resources related to Energy Savings Plus Health
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2025 CAA Fuels Administrative Settlements
2025 CAA Fuels Administrative Settlement
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Mold Information Slideshow
This page contains links to mold-related emergency preparedness pages.
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Region 9 (Pacific Southwest) Indoor Air Quality
Find information about local resources relating to Indoor Air Quality and EPA Region 9.
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Region 5 (Great Lakes) Indoor Air Quality
Find information about local resources relating to Indoor Air Quality and EPA Region 5.
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Biological Pollutants' Impact on Indoor Air Quality
Biological contaminants include bacteria, molds, mildew, viruses, animal dander and cat saliva, house dust, mites, cockroaches, and pollen.
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Does EPA certify/register or provide lists of acceptable air cleaners or manufacturers/sellers?
EPA does not certify or register air cleaning devices. The Agency does not recommend air cleaning devices or manufacturers. If you need information on specific devices or manufacturers, one resource you can consult is: The Association of Home Appliance Manufacturers (AHAM) 1111 19th Street, NW, Suite 402 Washington, DC 20036…
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Should you use an air cleaner?
Many factors need to be considered in determining whether use of an air cleaner is appropriate in a particular setting. Therefore, the decision whether or not to use an air cleaner is left to the individual. EPA has not taken a position either for or against the use of these…
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What are ionizers and other ozone generating air cleaners?
From: Indoor Air Pollution: An Introduction for Health Professionals Ion generators act by charging the particles in a room so that they are attracted to walls, floors, tabletops, draperies, occupants, etc. Abrasion can result in these particles being resuspended into the air. In some cases these devices contain a collector…
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Will air cleaners reduce health risks?
Air cleaners may reduce the health effects from some particles - small solid or liquid substances suspended in air, such as dust or light spray mists. Some air cleaners, under the right conditions, can effectively remove certain respirable-size particles (for example, tobacco smoke particles). These invisible particles are of concern…
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What guidelines are available to compare air cleaners?
Excerpted from: Residential Air Cleaners With the exception of the DOD method in Military Standard 282 (see reference 1 below), used only to rate particle reduction by high efficiency filters, the federal government has not published any guidelines or standards for use in determining how well an air cleaner works…
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Asthma Frequently Asked Questions
Frequently Asked Questions Indoor Air Quality (IAQ) FAQs Indoor airPLUS FAQs IAQ in Schools FAQs Mold FAQs Radon FAQs Información disponible en español Search frequent questions for immediate answers to the most common questions or send a question through the contact us link below. Asthma What is asthma? Who gets…
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Were the homes in the Winona Homes and Norwood Acres neighborhoods built on contaminated fill?
EPA has received anecdotal reports from residents that materials excavated during the construction of the Walt Whitman Bridge, potentially containing contaminants, were used as fill dirt prior to construction of some homes in the area. During the early stages of the site investigation in 2017 and 2018, EPA sampled the…
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Will EPA sample the Glenolden Laboratory property?
The former Glenolden Laboratory property located on South Avenue is a separate site. The previous owners conducted a voluntary cleanup pursuant to the Pennsylvania Department of Environmental Protection’s (PADEP) Environmental Cleanup Program, known as Act 2. Concerns regarding remedial actions conducted under Act 2 should be directed to PADEP as…
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Why hasn’t the Norwood Landfill Site been identified as a Superfund Site? Two nearby landfills, Folcroft and Clearview, which were established and in use at the same time as Norwood Landfill and Dump have both been designated as Superfund sites.
EPA is still conducting its investigation of the Norwood Landfill Site to determine if it should be placed on the National Priorities List (NPL), or Superfund List. Thus far, the data collected has not demonstrated that the site warrants placement on the NPL. Both the Folcroft and Clearview Landfills went…
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Will EPA sample the Norwood school?
EPA continues to work closely with the Interboro School District, but there are no plans to sample the Norwood school at this time. For site investigations, sampling activities must be based upon the identification of a potential source of contamination. Based upon research and historic images, EPA has not seen…
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Benthic Harmful Algal Blooms (HAB) Discussion March 26, 2024
Information related to Benthic Harmful Algal Blooms (HABs) Discussion March 26, 2024