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  • What do the symbols and words on my water well sampling results mean?

    One common symbol on results is μg/L, which stands for microgram per liter. This indicates the mass of a chemical in one liter of water. Columbiana County Health District has a guide to help understand terms in well sampling results reports. You can find the guide at Columbiana Health Data…

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  • How is wastewater being collected at the derailment site?

    EPA is ensuring that water coming into contact with the derailment site does not runoff into the surrounding area. Wastewater is generated after rain falls on a contaminated area, and from cleaning and washing trucks before they leave the derailment site. Wastewater is collected with pumps and pipes, and temporarily…

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  • Do I need to do anything to ensure my pool is safe?

    There is no current evidence of aerial deposition from the derailment that would impact pools, however ongoing soil sampling and surface water sampling will assist in further verifying the status of aerial deposition. Following these activities, messaging on private pools will be updated as necessary.

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  • What else can cause urine to test positive for thiodiglycolic acid?

    Thiodiglycolic acid is commonly found in general populations who have not been exposed to vinyl chloride. Some sources can include: Certain foods including raw onions, meat, poultry, and seafood. Some medications, including Zyrtec, and vitamins. Alcoholic beverages. Smoke including from wood fireplaces, cooking, and cigarettes. Some household products including paints…

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  • If I get a urine test, what does that indicate?

    If I get a urine test, what does that indicate? Urine tests show the level of thiodiglycolic acid–a break-down product of vinyl chloride. A complete lab report will show your thiodiglyocolic acid results compared to the normal range commonly found in people in the United States. But this test does…

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  • Is ventilation important for indoor air quality when cleaning and/or sanitizing for COVID-19 indoors?

    When cleaning and disinfecting for COVID-19, ventilation is important. Using EPA-registered cleaning and disinfecting products according to their label instructions is the best way to ensure that any indoor air pollution risks are reduced while still maintaining the effectiveness of the disinfecting product. In particular, follow any label precautions that…

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  • What is a DIY air cleaner, and can it help protect homes from COVID-19?

    Do-it-yourself (DIY) air cleaners are indoor air cleaners that can be assembled from box fans and square HVAC (or furnace) filters. A variety of designs exist, using a single fan and one to five air filters. In its simplest form, a single filter is attached to the front or back…

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  • Is there a temporary water treatment system being installed on the site?

    Norfolk Southern has brought in water treatment equipment and made a request to EPA and Ohio EPA to approve a plan for on-site treatment of water that came into contact with contaminated areas. Currently, this water is treated as hazardous waste because it has come into contact with site contamination…

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  • Where do the dust control trucks get their water that they spray on the road?

    The trucks get the water from the city water supply. It’s pumped into the truck from a fire hydrant on Taggart Road.

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  • Can I go visit the derailment site?

    No. The site will remain closed to the public until work is completed for health and safety reasons. If you missed our “Track Talk” information session on May 18, the session showed a video and several photos of progress at the site.

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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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  • What is EPA’s response to inaccurate claims about its use of ASPECT?

    The characterizations of EPA’s ASPECT response in East Palestine are false. More information can be found about ASPECT’s response in the . EPA Region 5 requested ASPECT to fly to East Palestine late in the day on February 5, 2023. As soon as the request was made, the aircraft was…

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  • Do I have to sign an access agreement?

    Yes. After you meet with representatives from EPA and Norfolk Southern to discuss the cleanup of your home or place of business and agree to move forward with the cleaning, you will be asked to sign an access agreement. This form documents the occupant giving EPA permission to access the…

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  • Will someone explain the process to me so that I can decide if I want cleaning?

    During your pre-cleaning interview, representatives from EPA and Norfolk Southern will explain the cleaning process, assess time and resource needs, answer questions, and if desired schedule a cleaning date.

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  • What will cleaning involve?

    Cleaning will include a top-down approach, starting from the top floor and working down, addressing habitable spaces. Workers will wet-wipe accessible horizontal hard surfaces, wet mop hard floors, vacuum floors, carpets and appropriate soft surfaces, and dry dust appropriate vertical surfaces. Cleaning teams will not move appliances, and cleaning under…

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