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  • What’s the difference between air sampling and air monitoring?

    Air monitoring and air sampling are two different methods of looking at air quality. Air monitoring uses electronic devices to provide real-time readings of contaminants in the air. Air sampling involves trapping air over a period of time in a container that is then sent to a laboratory for analysis…

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  • What is EPA’s role in sampling?

    EPA is part of the Unified Command consisting of different agencies to review, approve and direct Norfolk Southern’s workplans and site activities. Surface water sampling is performed by Norfolk Southern contractors, with EPA and Ohio EPA oversight. Soil sampling is performed both by Norfolk Southern contractors and EPA contractors. Air…

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  • How do the changes in the 2006 Amendments apply to mobile refuelers?

    Mobile refuelers are now exempt from the following sized secondary containment provisions that still apply to all other bulk storage containers and mobile/portable bulk storage containers: • Sections 112.8(c)(2) and (11) for petroleum oils • Sections 112.12(c)(2) and (11) for animal fats and vegetable oils These provisions previously required sized…

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  • What is the plume map and what does it tell us?

    The plume map is an “event reconstruction” based on known weather and on-site observations during a 10-hour time period after the vent-and-burn operation that occurred on Monday, February 6. It tells us where soot likely fell to the ground and where the highest concentrations of particles may be. This information…

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  • What is the “reduced speed” near work areas? When will the speed limit return to normal?

    The reduced speed near work areas on Taggart Street is 15 miles per hour. Be aware that air monitoring vans drive at 10 miles per hour and no passing is permitted. Please obey reduced speed signage to ensure safety of workers and work vehicles. Speed restrictions will continue until final…

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  • What hours will truck traffic be present? About how frequent and how long are wait times expected to be?

    Most truck traffic on Taggart occurs from 6 a.m. to 6 p.m. Vac trucks and support vehicles will continue to use the street through overnight hours. During traffic interruptions, wait times will likely vary from 15 to 30 minutes and may occur often throughout the day.

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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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  • What is split sampling?

    Split sampling is a technique where multiple samples are collected from the same location at the same time and then sent to separate laboratories for analysis. Checking to see if the labs get the same or similar results is a way to determine the accuracy of the data. If there…

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  • What work happens after contamination under and between the train tracks is removed?

    After track work is complete, additional cleanup and assessments will continue. This includes shipping solid and liquid wastes off-site, excavating in areas where rail cars were staged and scrapped, and sampling and monitoring groundwater, soil, surface water, and sediment.

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  • SPCC Rule schedules for inspections, tests, and evaluations

    The SPCC rule requires inspections, tests, and evaluations of above ground containers (40 CFR §112.8(c)(6)). Does the rule set schedules for how often these need to be conducted? The SPCC Rule does not prescribe a specific frequency or methodology for performing the required inspections, evaluations, and tests for aboveground containers…

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  • Columbiana County Health District has sampled my private well, will it be sampled again?

    Residents will be contacted if they are within the priority zones and have signed up for private well sampling. Within 60 days after the first sample, private wells are resampled, and residents will be contacted to schedule resampling. Residents within one of the four priority zones can also schedule a…

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  • Can I get gas at Leake Oil on Taggart Street?

    No, Leake Oil is currently closed due to site activities. They have an alternate location on N. Market Street.

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  • Are mobile refuelers exempt from integrity testing requirements?

    Pursuant to 40 CFR §112.8(c)(2), mobile refuelers are exempt from the secondary containment requirements for bulk storage containers. Are mobile refuelers also exempt from the requirements for integrity testing in §112.8(c)(6)? Since mobile refuelers are mobile or portable bulk storage containers, the other provisions of §112.8(c) still apply. Therefore, mobile…

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  • Will air monitoring continue around Taggart Street?

    Stationary and mobile air monitoring continues around the community and within the derailment site. As the excavation work is completed and remaining waste removed, air monitoring will be reduced.

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  • Can I walk along Taggart Street?

    Pedestrians are discouraged from walking on Taggart Street for safety reasons. Heavy equipment and truck traffic are still present, and there are no sidewalks along some stretches of the street.

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