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  • What’s the difference between air sampling and air monitoring?

    Air monitoring and air sampling are two different methods of looking at air quality. Air monitoring uses electronic devices to provide real-time readings of contaminants in the air. Air sampling involves trapping air over a period of time in a container that is then sent to a laboratory for analysis…

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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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  • What is EPA’s role in sampling?

    EPA is part of the Unified Command consisting of different agencies to review, approve and direct Norfolk Southern’s workplans and site activities. Surface water sampling is performed by Norfolk Southern contractors, with EPA and Ohio EPA oversight. Soil sampling is performed both by Norfolk Southern contractors and EPA contractors. Air…

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  • What is the plume map and what does it tell us?

    The plume map is an “event reconstruction” based on known weather and on-site observations during a 10-hour time period after the vent-and-burn operation that occurred on Monday, February 6. It tells us where soot likely fell to the ground and where the highest concentrations of particles may be. This information…

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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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  • How do I verify that the fees I am being asked to pay are correct?

    Answer: Click the link that applies to your application type: Firm Individual Training Provider If you still have questions, call the National Lead Information Center at 1-800-424-LEAD . Question Number: 23002-37013 Find a printable PDF copy of all frequent questions pertaining to lead .

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  • How do I know that my transaction will be secure?

    Answer: Online transactions are managed by the U.S. Department of Treasury. For more information regarding the security controls in place to protect your transactions, please visit https://pay.gov/public/home . Question Number: 23002-37016 Find a printable PDF copy of all frequent questions pertaining to lead .

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  • How does my firm become Renovation, Repair, and Painting (RRP) Certified?

    Answer : EPA's Renovation, Repair, and Painting program applies to all states, tribes and territories where EPA has not specifically provided authorization for that state, tribe or territory to operate the program themselves. Currently, there are 15 states and 1 tribe that are authorized by EPA to operate their own…

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  • How does my firm become Abatement Certified?

    Answer: EPA's Abatement program applies to all states, tribes and territories where EPA has not specifically provided authorization for that state, tribe or territory to operate the program themselves. EPA only administers the abatement program in the following states, tribes and territories: Alaska, Arizona, Florida, Idaho, Montana, Nevada, New Mexico…

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  • How do I become accredited as a Training Provider?

    Answer: Trainers seeking accreditation in an EPA administered state must submit their applications and fees online through EPA’s CDX system, the EPA’s electronic reporting system: https://cdx.epa.gov . If you have not previously created a CDX account, click “Register with CDX”, accept the terms, choose “LEAD: Lead-Based Paint Program”, and select…

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  • How do I become certified as an Individual in the Lead Abatement program?

    Answer: EPA's Abatement program applies to all states, tribes and territories where EPA has not specifically provided authorization for that state, tribe or territory to operate the program themselves. EPA only administers the abatement program in the following states, tribes and territories: Alaska, Arizona, Florida, Idaho, Montana, Nevada, New Mexico…

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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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  • What is split sampling?

    Split sampling is a technique where multiple samples are collected from the same location at the same time and then sent to separate laboratories for analysis. Checking to see if the labs get the same or similar results is a way to determine the accuracy of the data. If there…

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  • Can air cleaning devices that use bipolar ionization, including portable air cleaners and in-duct air cleaners used in HVAC systems, protect me from COVID-19?

    Bipolar ionization (also called needlepoint bipolar ionization) is a technology that can be used in HVAC systems or portable air cleaners to generate positively and negatively charged particles. Provided manufacturers have data to demonstrate efficacy, manufacturers of these types of devices may market this technology to help remove viruses, including…

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  • Will running an evaporative cooler (sometimes known as a "swamp cooler") or whole-house fan help protect me and my family from COVID-19?

    Both evaporative coolers (or "swamp coolers") and whole-house fans can help protect people indoors from airborne transmission of COVID-19 because they increase ventilation with outside air to cool indoor spaces. Evaporative coolers are used in dry climates. They use water to provide cooling and increase relative humidity indoors. When operating…

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