Learn the Issues
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Indoor Air Quality (IAQ) Frequently Asked Questions
Frequently Asked Questions Asthma FAQs Indoor AirPlus FAQs IAQ in Schools FAQs Mold FAQs Radon FAQs Frequent Questions about Indoor Air and Coronavirus (COVID-19) Search Frequent Questions for immediate answers to the most common questions or send a question to our customer care team. Air Cleaners What is a HEPA…
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Spotlight on the Tribal Indoor Air Quality Summit Workgroup in Midwest Region 5
The Tribal IAQ Summit Workgroup uses a collaborative approach to increase the impact of tribes’ efforts to manage indoor air quality and improve community health for tribes in Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin.
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Will an air cleaner or air purifier help protect me and my family from COVID-19 in my home?
When used properly, air purifiers can help reduce airborne contaminants including viruses in a home or confined space. However, by itself, a portable air cleaner is not enough to protect people from COVID-19. When used along with other best practices recommended by the Centers for Disease Control and Prevention, operating…
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Can running the HVAC system in my home help protect me from COVID-19?
By itself, running your HVAC system is not enough to protect yourself and your family from COVID-19. However, when used along with other best practices recommended by the Centers for Disease Control and Prevention, operating the HVAC system can be part of a plan to protect yourself and your family…
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What kind of filter should I use in my home HVAC system to help protect my family from COVID-19?
Minimum Efficiency Reporting Values, or MERV, reports a filter's ability to capture particles. Filters with MERV-13 or higher ratings can trap smaller particles, including viruses. Many home HVAC systems will have a MERV-8 filter installed as the default. Upgrading to a MERV-13 rated filter, or the highest-rated filter that your…
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Will an Ozone Generator protect me and my family from COVID-19?
No, do not use ozone generators in occupied spaces. When used at concentrations that do not exceed public health standards, ozone applied to indoor air does not effectively remove viruses, bacteria, mold, or other biological pollutants. Visit the Centers for Disease Control and Prevention's website for best practices to protect…
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Building Assessment Survey and Evaluation Study
The BASE study used a standardized protocol to collect extensive indoor air quality data from 100 randomly selected public and commercial office buildings in 37 cities in 25 States.
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Underwater Grass Comeback Helps Chesapeake Bay
The fortified Susquehanna Flats, the largest bed of underwater grasses in the Chesapeake Bay, seems able to withstand a major weather punch. Its resilience is contributing to an overall increase in the Bay’s submerged aquatic vegetation.
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ECM for Captan & Degradate THPI in Soil - MRID 40823901
Environmental Chemistry Methods for Captan & Degradate THPI in Soil - MRID 40823901
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What is a Jurisdictional Delineation under CWA Section 404?
Information on how to do a wetlands delineation
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Wetlands Education for Students and Teachers
Information about Wetlands Education like activities, curriculum, teaching tools, videos and links
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Humboldt Open Ocean Disposal Site (HOODS)
Final Environmental Assessment (EA), final rule, updated Site Management and Monitoring Plan (SMMP) and documents related to Humboldt Open Ocean Disposal Site (HOODS).
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San Francisco Deepwater Ocean Disposal Site Monitoring Reports
EPA Pacific Southwest, Region 9, conducts oceanographic surveys to monitor the impacts of regulated dumping at the San Francisco Deepwater Ocean Disposal Site (SF-DODS) ODMDS
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Urban Waters Learning Network 101
This document has general information about the Learning Network, a peer-to-peer network working to restore and revitalize local waterways.
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Hawaii Ocean Dredged Material Disposal Sites Monitoring Reports
Region 9 conducts oceanographic surveys to monitor the impacts of regulated dumping at the Hilo, HI and South Oahu, HI Ocean Dredged Material Disposal Sites.
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ESA and EFH Consultation Documents for Five Hawaii Ocean Disposal Sites
The final consultation package includes EPA’s analyses for ESA and EFH and the responses from the services.
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San Francisco Bay Long Term Management Strategy for Dredging
The San Francisco Bay Long Term Management Strategy (LTMS) is a cooperative effort to develop a new approach to dredging and dredged material disposal in the San Francisco Bay area. The LTMS serves as the Regional Dredging Team for the San Francisco area.
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2021 P3 Expo - Planet-friendly and Scalable Approach Towards 100% Recyclable Water- and Oil-resistant Paper
Michigan State University, East Lansing, MIP3 Team
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2021 P3 Expo - Nanoclay Reinforced Recycled HDPE to Replace PVC and PE Water Pipe Materials
Marshall University, Huntington, WV P3 Team
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2021 P3 Expo - Smartphones to Reduce Food Waste and Insecurity
Baldwin Wallace University, Berea, OH P3 Team