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  • What does mold smell like?

    Some compounds produced by molds have strong smells and are volatile and quickly released into the air. These compounds are known as microbial volatile organic compounds (mVOCs). Because mVOCs often have strong or unpleasant odors, they can be the source of the "moldy odor" or musty smell frequently associated with…

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  • Requesting RMP*eSubmit authorization code

    As the Certifying Official, how can I retrieve our lost Authorization Code needed by our new Preparer to access the facility’s Risk Management Plan (RMP) within RMP*eSubmit? The Certifying Official should contact the RMP Reporting Center (RMPRC@epacdx.net / 703-227-7650) to request the Authorization Code.

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  • What are the main ways to control moisture in your home?

    Water in your home can come from many sources. Water can enter your home by leaking or by seeping through basement floors. Showers or even cooking can add moisture to the air in your home. The amount of moisture that the air in your home can hold depends on the…

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  • Why manage indoor air quality (IAQ) in schools?

    When IAQ problems exist, students, teachers, or staff may display certain health symptoms, or building occupants may complain about comfort issues related to temperature, humidity, or ventilation. School building occupants exposed to poor IAQ may experience a range of symptoms, and some students, teachers, and staff may be particularly susceptible…

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  • Will running a window air conditioner help protect me and my family from COVID-19?

    Window air conditioners (AC) are used to cool specific indoor spaces and some may help in reducing airborne viruses if they have an outdoor air intake and/or a MERV-13 or better filter. Note that AC units that have outdoor air intakes are not common. If your window air conditioner has…

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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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  • What milk and milk products are covered by the Milk and Milk Product Containers, Associated Piping and Appurtenances Exemption?

    The exemption will cover all containers, piping and appurtenances of milk and milk products. For example, milk products include cheeses, yogurts and ice cream. Additionally, transfers and milk handling associated with these containers and appurtenances are exempt from the SPCC requirements.

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  • What does "relief system design basis" mean?

    Relief systems include, but are not limited to, relief valves, relief headers, relief drums, and rupture disks. Design basis means documenting how the loads and sizes of the relief system, as well as inlet and outlet sizes, were determined. This includes a description of overpressure scenarios considered, the scenario that…

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  • Submittal Process when Claiming Confidential Business Information (CBI)

    Pursuant to the risk management program regulations, facilities may make a claim of confidential business information (CBI) unless otherwise stated in 40 CFR §68.151. How does a facility that is claiming CBI submit its RMP? For a facility to claim information as CBI, the facility must submit to EPA a…

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