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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 can I get help interpreting well sampling results?

    Residents requesting Columbiana County water well sample results or assistance interpreting results taken by AECOM or Stantec laboratories can email ( [email protected] ). Additionally, a toxicologist is available to answer questions at 800-222-1222. Columbiana County residents near East Palestine with drinking water wells can request sampling by calling 330-849-3919. Pennsylvania…

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  • Is the air monitoring equipment detecting chemicals of concern?

    Yes, the air monitoring and sampling equipment are capable of detecting many chemicals of concern in the community and currently detections are below levels of concern. Some of the monitoring equipment may not detect a portion of the chemicals at lower levels–specifically n-butyl acrylate. However, there are independent tools used…

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  • Is anybody sampling State Line Lake and the pond near the derailment site?

    Norfolk Southern collects daily samples from the surface water near the derailment site, north of the tracks. State Line Lake flows through a wetland area and into the surface water area where the samples are taken. The agencies are reviewing all surface water results and Norfolk’s proposed plan for characterizing…

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  • What is the status of the sampling data from Leslie Run and Sulphur Run?

    Sediment sampling in Leslie and Sulphur Run is complete. The data generated by this work are being evaluated and compared to human health and ecological risk threshold criteria. That will lead to a determination about whether additional actions will be required and what those actions should be.

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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 is the sediment sampling in Leslie and Sulphur Run different than the eco-assessment?

    The main purpose of sediment sampling is to understand the extent of sediment contamination in Sulphur and Leslie Run. The eco-assessment, however, focuses on the potential uptake of contaminants in fish and other organisms.

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  • What should I do with my pets during cleaning?

    Pets (dogs, cats, birds, reptiles, etc.) cannot remain in the home during cleaning. You will need to make arrangements for your pets. We recommend first speaking with your neighbors, friends, and relatives, who may be able to care for your pets during the cleaning. If this option is not available…

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  • What sources make up the Sectors or Tiers used in the emissions data summaries?

    Tier 1 and Sector categories are assigned by source classification codes (SCCs) that are the most specific processes available in the NEI. The latest SCC list with the Tier 1 and Sector assignments can be downloaded from the EPA SCC website in Comma Separate Values (CSV) format.

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  • Did drinking water samples from the American Legion in East Palestine have detections of vinyl chloride?

    No. The drinking water supplied to the American Legion from the Village municipal water system has been tested weekly since the incident and vinyl chloride has not been detected in the drinking water, nor any of the water supply wells. A filter company collected water at the American Legion, and…

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  • I have kids who are on a strict nap schedule. Will someone pay for childcare?

    We recommend first speaking with your neighbors, friends, and relatives, who may be able to help while you are away during the cleaning. If this option is not available, residents can contact the Norfolk Southern Family Assistance Center for alternative options.

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  • Where can I obtain the hourly data from Continuous Emissions Monitors (CEMs)?

    The CEM emissions data are available from the EPA Clean Air Markets Program Data website.

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  • What are current results for Ohio EPA’s stream and fish monitoring?

    Recent biological sampling in the streams includes habitat, fish, and macroinvertebrate (aquatic bugs) collection. Fish sampling results indicate that the fish community has returned to pre-spill conditions in Leslie Run near Negley. Fish community scores, a way to measure aquatic health, range from 1 (poor water quality) to 60 (high…

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  • Where can I get maps and/or emissions of facility emissions data?

    The EPA provides emissions maps in two ways. First, each of the last three NEI years have a “Facility Mapping” tab available on the main NEI page for that inventory year (for example, see the 2020 NEI page). With this tool, maps can be created for one state at a…

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  • How can I get more detailed information? What measurements/sensors are used to measure emissions?

    Access the latest NEI data set . Under 'Sector Summaries - Criteria and Hazardous Air Pollutants by 60 EIS emission sectors', > choose National > for Pollutant, choose PM10 Primary and/ or PM2.5-PRI > Sector, choose all sectors >Submit Query to see results at bottom of page. Open the results…

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