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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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  • How is waste leaving the derailment site tracked?

    EPA on-scene coordinators are assigned to track liquid–and solid–waste trucks entering and leaving the derailment site. They log every truck, oversee the loading and covering of waste, truck washing and weighing, and the proper placement of placards. Responders take pictures throughout the process. All trucks go to approved and regulated…

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  • How do the different parts of particulate matter (PM) fit together?

    The various parts of PM in the NEI are related as follows. PM10-FIL > PM25-FIL because PM10-FIL includes PM25-FIL PM25-PRI = PM25-FIL + PM-CON This equation only applies at the process level. Because some sources only can report PM2.5 (due to test method differences), this equation does not apply to…

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  • How does PM2.5 relate to PM species such as EC, OC, SO4, NO3, PMFINE, and DIESEL-PM25?

    Primary PM2.5 estimates are speciated into the five PM species in the NEI: elemental (black) carbon (EC), organic carbon (OC), nitrate (NO3), sulfate (SO4), and the remainder of PM25-PRI (PMFINE). Diesel engine PM25-PRI and PM10 emissions are also labeled as DIESEL-PM25 and DIESEL-PM10 for mobile source diesel engines. For all…

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  • What happens after the track work is completed?

    The track work has been the highest priority to remove most contamination as early as possible. This, plus preventing the spread of contamination by capturing water from the site and constructing a bypass of Sulphur Run around the site will continue into June. While track work and water management continue…

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  • What does the on-site wastewater treatment process on site entail?

    EPA has approved a workplan to allow Norfolk Southern to treat hazardous wastewater on-site, removing vinyl chloride and other contaminants to dispose of the treated wastewater off-site as a non-hazardous waste. Currently, the train derailment site generates nearly one million gallons of wastewater per week from the collection of stormwater…

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  • Where is the treated wastewater going?

    The wastewater treatment system removes derailment contaminants using several steps, including sedimentation and filtration. The treated wastewater is then tested to verify vinyl chloride is below the drinking water standard. Once treated, water is sent to facilities certified to accept non-hazardous wastewater and that are regulated by federal and state…

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  • Are there health risks to driving through Taggart Street?

    There are no anticipated health risks along Taggart Street associated with project activities. As work proceeds, to ensure worker and community safety, the Unified Command will continue to evaluate site conditions for health and safety considerations. While traffic will be able to proceed through the work areas along Taggart Street…

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  • Is my home unsafe if it contains lead-based paint?

    Answer: Approximately three-quarters of the nation’s housing built before 1978 contains some lead-based paint. This paint, if properly managed and maintained, poses little risk. If allowed to deteriorate, lead from paint can threaten the health of occupants, especially children under six years old. If families and building owners are aware…

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  • Can the inspection/risk assessment period for testing a house for lead be waived?

    Answer: Yes. The inspection or risk assessment period can be lengthened, shortened, or waived by mutual written consent between the purchaser and the seller. Question Number: 23002-33224 Find a printable PDF copy of all frequent questions pertaining to lead .

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  • As a seller and lessor, what if I'm selling target housing?

    Answer: Property owners who sell target housing must: Disclose all known lead-based paint and lead-based paint hazards in the housing and any available reports on lead in the housing; Give buyers the EPA pamphlet "Protect Your Family from Lead in Your Home"; Include certain warning language in the contract as…

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  • What if the lessor knows that there is no lead-based paint in my rental housing?

    Answer: If your rental housing has been found to be free of lead-based paint by a certified inspector, the Real Estate Notification and Disclosure Rule does not apply. Question Number: 23002-33220 Find a printable PDF copy of all frequent questions pertaining to lead .

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  • What if the buyers/renters don't speak English?

    Answer: In cases where the buyer or renter signed a purchase or lease agreement in a language other than English, the rule requires that the disclosure language be provided in the alternate language. " Protect Your Family From Lead In Your Home " in English. Protect Your Family From Lead…

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  • How much waste was removed as part of the cleanup efforts?

    In late October, EPA announced the completion of major derailment site excavation. Remaining contaminated soil and debris were removed for off-site treatment or disposal. Contact water continues to be treated in an on-site wastewater treatment system prior to removal for off-site disposal. As of November 13, over 174,000 tons of…

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  • Where can I download hourly emissions data from continuous monitoring?

    Hourly emissions data files are available from the Clean Air Markets Division of EPA, collected as part of 40 CFR Part 75. The download location has changed in February, 2023. The new location is https://campd.epa.gov/data/bulk-data-files . Once on this new site, use the menu (at the left) and the Keyword…

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