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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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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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How Can I Reduce the Time Needed to Run the Nonroad Emission Factor Post-Processing Scripts?
See More Frequent Questions about MOVES and Related Models . Very long run times are not unusual for Nonroad emission factor post-processing scripts, particularly with a large output database. To reduce script run time, we recommend doing the following: Reduce the size of your output database by choosing just the…
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Does the Renovation, Repair, and Painting (RRP) Rule apply to renovations done in an apartment between tenants? Does it matter if children live in other apartments in the building?
Answer: Temporarily unoccupied or vacant rental housing is not exempt from the requirements of the RRP Rule. Question Number: 23002-15669 Find a printable PDF copy of all frequent questions pertaining to lead .
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My firm is performing a renovation in an unoccupied home that will be put up for sale when work is done. Does the RRP Rule apply to this renovation?
Yes. Temporarily unoccupied or vacant housing is not exempt from the requirements of the Lead Renovation, Repair, and Painting (RRP) Rule . Question Number: 23002-19754 Find a printable PDF copy of all frequent questions pertaining to lead .
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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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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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How Do I get Carbon Dioxide Equivalent (CO2e) Results for Nonroad Equipment?
See More Frequent Questions about MOVES and Related Models . CO2e is simply the combination of the pollutants that contribute to climate change adjusted using their global warming potential. This can be done manually summing the mass of the pollutants multiplied by their global warming potential factors. These are the…
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How Do I Get Emission Factors or Inventory Totals for Nonroad Equipment Aggregated by the Various Categories used by MOVES?
See More Frequent Questions about MOVES and Related Models . We have included a set of post-processing scripts that take the results of a Nonroad run and generate other output options. These scripts are all available in the MOVES graphical user interface in the Post Processing pull-down menu under “Run…
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Does the Renovation, Repair, and Painting (RRP) Rule apply where no paint at all is present, such as in a 100 year old unfinished basement?
No. The RRP Rule applies to activities that result in the disturbance of painted surfaces. Where there is no paint to disturb, the RRP Rule does not apply. Question Number: 23002-15696 Find a printable PDF copy of all frequent questions pertaining to lead .
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Does the RRP Rule apply to federal employees performing work on federal facilities?
Yes. Federal agencies and their employees must comply with all Federal, State, interstate, and local requirements, both substantive and procedural, respecting lead-based paint in the same manner and to the same extent as any non-governmental entity. In addition, the RRP Rule requires all renovations performed after April 22, 2010, to…
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Does the RRP rule apply to simple painting activities that occur when rental properties turn over? Approximately half of the rental units in the country get new tenants each year. This means a large number of properties are being repeated.
If there is no surface preparation that disturbs the existing paint prior to painting, the RRP Rule does not apply. If you disturb paint by scraping or sanding while preparing the surface, the RRP Rule applies. Question Number: 23002-15692 Find a printable PDF copy of all frequent questions pertaining to…
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Does the RRP Rule apply to office buildings, stores, and other commercial buildings?
No, unless the renovation is taking place in a child-occupied facility that is located in a commercial building. “Child-occupied facility’’ means a building, or portion of a building, constructed prior to 1978, visited regularly by the same child, under six years of age, on at least two different days within…
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