Search Frequent Questions

Displaying 1 - 15 of 56 results

• 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…

  • Last published: April 10, 2024

• Secondary containment for oil-filled operation equipment under SPCC

  On December 26, 2006, EPA provided an optional alternative to the general secondary containment requirements in 40 CFR §112.7(c) for qualified oil-filled operational equipment ( 71 FR 77266 ). Because the alternative is optional, an owner or operator could choose to comply with the existing SPCC requirements to provide general…

  • Last published: June 13, 2024

• 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…

  • Last published: August 27, 2024

• What state or federal agencies are responsible for evaluating records from the PADOH cancer registry? Are all types of cancers considered in this evaluation [including rare and/or environmentally associated cancers]?

  A few important items to note regarding the Pennsylvania Cancer Registry:  PADOH’s Pennsylvania Cancer Registry is a statewide data system responsible for collecting information on all new cases of cancer diagnosed or treated in Pennsylvania. It is part of the National Program of Cancer Registries administered by the Centers for…

  • Last published: February 11, 2025

• 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…

  • Last published: April 10, 2024

• 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…

  • Last published: May 6, 2024

• 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…

  • Last published: May 6, 2024

• Where can professionals who manage school, office, and commercial buildings get information on ventilation and filtration to respond to COVID-19?

  Professionals who operate school, office, and commercial buildings should consult the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) guidance for information on ventilation and filtration to help reduce risks from the virus that causes COVID-19. In general, increasing ventilation and filtration is usually appropriate; however, due to the…

  • Last published: May 6, 2024

• SPCC requirements for transfer areas associated with exempt USTs

  Gas stations typically are not subject to the SPCC Rule because completely buried storage tanks subject to 40 CFR Part 280 or 281 are exempt per §112.1(d)(4). However, a gas station would be subject to the SPCC Rule if it has more than 1,320 gallons of oil in aggregate above…

  • Last published: May 31, 2024

• Do the changes in the 2006 Amendments apply to oil-filled manufacturing equipment?

  No. The amendment does not change any requirements for oil-filled manufacturing equipment. Oil-filled manufacturing equipment remains subject to the SPCC requirements (including those for containment), but an owner/operator may determine that secondary containment is impracticable and comply with the alternative measures in section 112.7(d).

  • Last published: May 31, 2024

• What is an oil spill contingency plan?

  Instead of providing secondary containment for qualified oil-filled operational equipment, an owner or operator may prepare an oil spill contingency plan and a written commitment of manpower, equipment, and materials to quickly control and remove discharged oil. He/she must also have an inspection or monitoring program for the equipment to…

  • Last published: June 5, 2024

• Secondary containment requirements for mobile refuelers

  What secondary containment requirements apply to mobile refuelers? General secondary containment requirements in §112.7(c) still apply to mobile refuelers at SPCC regulated facilities. General secondary containment should be designed to address the most likely discharge from the container and from oil transfers into or from the mobile refueler. The general…

  • Last published: June 5, 2024

• 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…

  • Last published: August 27, 2024

• Is there a Pennsylvania registry that tracks non-cancer diseases or immunological disorders?

  PADOH and the U.S. Department of Health and Human Services do not have a registry for multiple sclerosis (MS), MS-related diseases or immunologic disorders. Despite extensive research on the mechanisms of MS development and progress, the exact mechanism is not known and there are no definitive studies to show causation…

  • Last published: February 10, 2025

• How does EPA know that the products on List N work on SARS-CoV-2?

  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 expects the products on List N to kill SARS-CoV-2, the coronavirus that causes COVID-19, because they: Demonstrate efficacy against the coronavirus…

  • Last published: April 10, 2024