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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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  • What’s the difference between short-term and long-term chemical exposure levels?

    Acute or short-term exposure assumes that a person has been exposed to a chemical for a short period of time. Long term, also known as chronic, exposure assumes a person has been constantly exposed to a chemical for a lifetime, or approximately 70 years.

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  • Is our East Palestine City Park safe for activities?

    Yes. Results show that levels of dioxin and semi-volatile organic compounds are well below any levels that we would consider restricting activities, and all are either at or below typical background levels for soil in the United States. In addition, the village has cleaned all recreational equipment, including the pool…

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  • What is being done to control dust?

    Norfolk Southern contractors use engineering controls to reduce dust generated from cleanup activities and disturbed soil surfaces. All contaminated material leaving the derailment site is secured and tarped, and all contaminated material on site is tarped nightly. Trucks are decontaminated before they leave the site, and large water trucks are…

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  • Why Doesn't my Output Vehicle Miles Traveled (VMT) Match my Input VMT?

    See More Frequent Questions about MOVES and Related Models . This problem usually occurs when the run specification does not include all possible vehicle and fuel types. MOVES internally allocates the input VMT to each of the source types and fuel types and only reports the VMT for the fuel…

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  • What does MOVES Assume for Future Year Fleet Fuel Efficiency and Emissions?

    See More Frequent Questions about MOVES and Related Models . MOVES reflects all fuel economy and emissions standards that were final as of the model release date. For a list of recent regulations accounted for in the most recent MOVES version, see the see the Overview of EPA’s Motor Vehicle…

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  • Can I grow a garden at home or plant crops?

    Yes. You can continue to use your land as you normally would. Residential soil sampling results are within typical ranges for the area. Follow normal measures like peeling root vegetables and washing leafy greens.

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  • What are the terms used to describe the length of exposure to substances?

    Acute exposure is any contact with a substance that occurs once or for up to 14 days. Intermediate exposure is contact occurring for more than 14 days but less than one year. Chronic exposure is contact occurring for longer than one year.

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  • Can smoke from the Canadian wildfires cause health concerns?

    Most healthy adults and children will recover quickly from smoke exposure and will not have long-lasting health effects. But people with chronic diseases, such as asthma, other lung disease, or cardiovascular disease are at greater risk of experiencing more severe health effects. Children, pregnant people, and people over 65 also…

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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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  • How does MOVES Calculate CO2 and CO2 Equivalent Emissions?

    See More Frequent Questions about MOVES and Related Models . MOVES calculates the energy it takes to operate an onroad vehicle based on energy consumption rates as explained in the technical reports Greenhouse Gas and Energy Consumption Rates for Onroad Vehicles MOVES3 (pdf) (November 2020, EPA-420-R-20-015) and Exhaust Emission Rates…

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  • Can I plant my vegetable garden and/or farm field?

    There is no reason to believe that the particles in the smoke produced from the train derailment fire contain substances at levels of concern on residential, recreational, or agricultural properties. As an extra step, EPA is directing that soil sampling be conducted in areas most impacted by smoke and particles…

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  • Can we use our football field? What about cross country running?

    In addition to our overall guidance about soil use and safety, part of the soil sampling plan has been targeted toward recreational sites. If any results indicate a concern, the public will be informed. At this point, there are no concerns with outdoor activities or sports, except for inside Sulfur…

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  • Should I get tested?

    We have heard residents’ concerns about potential exposure to vinyl chloride. EPA air monitoring data results show vinyl chloride below levels of health concerns. Available biological tests do not accurately assess exposure to vinyl chloride at levels present from this incident.

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  • Can I use the East Palestine City Park?

    Yes. Results show that levels of dioxin and semi-volatile organic compounds are well below any levels that we would consider restricting activities, and all are either at or below typical background levels for soil in the United States. In addition, the village has cleaned all recreational equipment, including the pool…

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