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  • Where can I find older NEI data (prior to 2008)?

    The raw data and summaries that are still available (dating back to 1990) can be obtained from the web page https://www.epa.gov/air-emissions-inventories/pollutant-emissions-summary-files-earlier-neis . Starting with 2001 data, a more limited selection of summary files are available.

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  • Can I apply a product using a method that is not specified in the directions for use?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. Any time you use an EPA-registered disinfectant, you should read the product label and follow the directions, including the method of application…

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  • Do disinfectants kill newer variants of coronavirus?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. Yes, EPA expects all products on List N to kill all variants of SARS-CoV-2. Genetic changes to the virus do not impact…

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  • Are biogenic emissions included in the emissions trends Tier 1 data?

    No, the biogenic emissions are not included in the emissions trends Tier 1 data. If needed, users can add the biogenic data either as a separate Tier, or specify its inclusion in the “Miscellaneous” Tier 1 group.

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  • What should I do if I am concerned about my family's exposure to lead?

    Answer : A blood test is the only way to find out whether you or a family member already has lead poisoning. Call your doctor or local health department to arrange for a blood test. You can protect your family every day by: Regularly cleaning floors, window sills, and other…

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  • What are some of the health effects of lead in children?

    Answer : Lead is especially dangerous to children under six years of age. Lead can affect children's brains and developing nervous systems, causing reduced IQ and learning disabilities, and behavioral problems. Even children who appear healthy can have dangerous levels of lead in their bodies. To learn more about the…

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  • Can disinfectant products be used on people?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. The products included in EPA's list of disinfectants for use against SARS-CoV-2 (COVID-19) are for use on surfaces, not humans. Please see…

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  • Why are disinfectants marketed and sold under different brand and product names?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. Companies that register disinfectant products can allow other companies to sell the product under their own product and company name. This is…

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  • What information can I get about lead-based paint in a home before I buy or rent it?   

    Answer : Many houses and apartments built before 1978 have some lead-based paint. Lead from paint chips, and dust can pose serious health hazards if not taken care of properly. Federal law requires that individuals receive certain information before renting or buying pre-1978 housing. Sellers and landlords must: Disclose information…

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  • I thought lead-based paint had been phased out. How many homes still contain lead-based paint?

    Answer : The Department of Housing and Urban Development’s (HUD) National Survey of Lead and Allergens in Housing estimated that 38 million permanently occupied housing units (40% of all housing units) in the United States contain some lead-based paint that was applied before the residential use of lead-based paint was…

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  • What is Lead?

    Answer : Lead is a toxic metal that was used for many years in products found in and around our homes. Lead also can be emitted into the air from motor vehicles and industrial sources, and lead can enter drinking water from plumbing materials. Lead-based paint is present in many…

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  • What sources make up the Sectors or Tiers used in the emissions data summaries?

    Tier 1 and Sector categories are assigned by source classification codes (SCCs) that are the most specific processes available in the NEI. The latest SCC list with the Tier 1 and Sector assignments can be downloaded from the EPA SCC website in Comma Separate Values (CSV) format.

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  • Is there anything I can do to make surfaces resistant to SARS-CoV-2 (COVID-19)?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. EPA regulates the claims on pesticide product labels. EPA-registered surface disinfectants kill viruses at the time they are used. After use, if…

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  • Can I use common household substances to kill the novel coronavirus?

    List N: Disinfectants for Use Against SARS-CoV-2 View List N, a searchable and sortable list of products for use against SARS-CoV-2, the novel human coronavirus that causes COVID-19. EPA does not review effectiveness of common household ingredients like vinegar or rubbing alcohol, so EPA cannot verify how well they work…

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  • Where can I obtain the hourly data from Continuous Emissions Monitors (CEMs)?

    The CEM emissions data are available from the EPA Clean Air Markets Program Data website.

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