Search Frequent Questions

Filter By:

Active filters:

Remove all filters

Displaying 1 - 15 of 24 results

  • 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…

    • Last published:

  • 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…

    • Last published:

  • 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…

    • Last published:

  • Will there be an increase in turbidity (cloudiness or muddiness) or silt in the streams?

    The increased flow from this work is expected to be minimal and should not impact turbidity or silt.

    • Last published:

  • Will returning the natural flow of water to Sulphur Run disturb areas with sheen?

    Conditions in the streams are much improved because of previous cleanup work conducted in 2023. Although oily sheens remain, they are settled in the sediment and do not impact surface water unless disturbed. The increased water flow to Sulphur Run will be minimal and is not expected to disturb sheen…

    • Last published:

  • 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…

    • Last published:

  • 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.

    • Last published:

  • 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…

    • Last published:

  • Can I get the Lead-Safe Certified Firm Logo file in different resolution or in black and white?

    Answer: Yes, please submit your request through our contact us page . Question Number: 23002-14639 Find a printable PDF copy of all frequent questions pertaining to lead .

    • Last published:

  • How and where can I use the Lead-Safe Certified Firm Logo?

    Answer: The Lead-Safe Certified Firm Logo must be reproduced so that all of its components are legible, including your firm's certification number. The Logo must not be altered or distorted in any way. You MAY -- Use the Logo to identify your firm as an RRP-certified firm. Firms that are…

    • Last published:

  • How do I get my lead-safe certified firm logo?

    Answer: Your customized firm logo will be emailed to you in your certification approval package. Approval packages are emailed from [email protected]. To help ensure receipt of email correspondence, we recommend you add the [email protected] email address to your contacts to ensure it arrives in your inbox rather than a SPAM…

    • Last published:

  • I can't open the Lead-Safe Certified Firm Logo file I have been sent. What format is it in?

    Answer : The Logo is in a standard .jpg file. It is approximately 900KB to ensure clarity. If this size is too large, or a different format is needed, please submit your request using our Contact Us page . Question Number: 23002-18056 Find a printable PDF copy of all frequent…

    • Last published:

  • What is the status of the cleanup at the site?

    In October 2023, it was announced that the excavation work, which removed the known areas of contaminated soil at the derailment site, was complete. The soil double-check work has been ongoing for months and is expected to continue into the fall. The timeline of our expected completion plans for final…

    • Last published:

  • When can we access the streams again?

    The upcoming cleanup efforts will focus on oil-based compounds which, based on recent sampling, are the only derailment-related contaminants remaining in the creeks. Please obey all posted signage and continue to avoid access in Sulphur and Leslie Runs until further notice.

    • Last published:

  • What has changed?

    For the past several months as the collected wastewater has gone through the system, sample results have shown that the wastewater meets the standards set for vinyl chloride and other derailment-caused contaminants without treatment, meaning it can be disposed of as non-hazardous waste. Testing of the collected wastewater will continue…

    • Last published: