Fugitive Dust Associated with Scrap Metal Processing

Fugitive dust (FD) is a nuisance and potential health issue, particularly in environmental justice communities that can experience high levels of contaminated FD. This community-initiated study examined FD from a scrap metal processor in Detroit, Michigan, to determine whether the FD was contaminate...

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Main Authors: Jeff Gearhart, Simone Sagovac, Tian Xia, Md Kamrul Islam, Albert Shim, Sung-Hee Seo, Melissa Cooper Sargent, Natalie R. Sampson, Jacob Napieralski, Ika Danielson, Stuart Batterman
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Environments
Subjects:
Online Access:https://www.mdpi.com/2076-3298/10/12/223
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author Jeff Gearhart
Simone Sagovac
Tian Xia
Md Kamrul Islam
Albert Shim
Sung-Hee Seo
Melissa Cooper Sargent
Natalie R. Sampson
Jacob Napieralski
Ika Danielson
Stuart Batterman
author_facet Jeff Gearhart
Simone Sagovac
Tian Xia
Md Kamrul Islam
Albert Shim
Sung-Hee Seo
Melissa Cooper Sargent
Natalie R. Sampson
Jacob Napieralski
Ika Danielson
Stuart Batterman
author_sort Jeff Gearhart
collection DOAJ
description Fugitive dust (FD) is a nuisance and potential health issue, particularly in environmental justice communities that can experience high levels of contaminated FD. This community-initiated study examined FD from a scrap metal processor in Detroit, Michigan, to determine whether the FD was contaminated, how it migrated through the community, whether wipe or composite road dust samples were preferable, and whether literature profiles adequately characterized this source. The study was motivated by community concerns, as well as a massive subsidence/upheaval event resulting from excessive accumulation of mill scale, which is a type of scrap metal, at the facility. We collected 57 wipe samples from windows and other surfaces, and 20 composite road dust and surface soil samples, which were analyzed by X-ray fluorescence. Concentrations were expressed using the fraction of the reconstructed mass. We also compared results to air quality monitoring data and calculated pollution indices and enrichment factors. Samples collected near the processor had high levels of Cr, Cu, Fe, Ni, Sr, and Zn compared with background soils, and levels remained elevated in residential areas several blocks distant. Composite road dust/sediment samples appeared preferable to wipe samples for chemical characterization. The available chemical profiles did not match the FD composition, suggesting the need for local profiles. The high level of Fe, which is consistent with mill scale, was a novel finding and caused the road dust to exceed health protection screening levels. Numerous metal scrap facilities operate locally and nationally, and our results show the need to improve controls to limit or eliminate FD emissions from industrial sources using enforced policies that reduce dust generation and truck track-out.
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spelling doaj.art-df11782a32c245ffa8ecc3cdf36c211a2023-12-22T14:07:42ZengMDPI AGEnvironments2076-32982023-12-01101222310.3390/environments10120223Fugitive Dust Associated with Scrap Metal ProcessingJeff Gearhart0Simone Sagovac1Tian Xia2Md Kamrul Islam3Albert Shim4Sung-Hee Seo5Melissa Cooper Sargent6Natalie R. Sampson7Jacob Napieralski8Ika Danielson9Stuart Batterman10Ecology Center, Ann Arbor, MI 48104, USASouthwest Detroit Community Benefits Coalition, Detroit, MI 48209, USADepartment of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USADepartment of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USADepartment of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USADepartment of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USAEcology Center, Ann Arbor, MI 48104, USADepartment of Natural Sciences, University of Michigan, Dearborn, MI 48128, USADepartment of Natural Sciences, University of Michigan, Dearborn, MI 48128, USADepartment of Natural Sciences, University of Michigan, Dearborn, MI 48128, USADepartment of Environmental Health Sciences, University of Michigan, Ann Arbor, MI 48109, USAFugitive dust (FD) is a nuisance and potential health issue, particularly in environmental justice communities that can experience high levels of contaminated FD. This community-initiated study examined FD from a scrap metal processor in Detroit, Michigan, to determine whether the FD was contaminated, how it migrated through the community, whether wipe or composite road dust samples were preferable, and whether literature profiles adequately characterized this source. The study was motivated by community concerns, as well as a massive subsidence/upheaval event resulting from excessive accumulation of mill scale, which is a type of scrap metal, at the facility. We collected 57 wipe samples from windows and other surfaces, and 20 composite road dust and surface soil samples, which were analyzed by X-ray fluorescence. Concentrations were expressed using the fraction of the reconstructed mass. We also compared results to air quality monitoring data and calculated pollution indices and enrichment factors. Samples collected near the processor had high levels of Cr, Cu, Fe, Ni, Sr, and Zn compared with background soils, and levels remained elevated in residential areas several blocks distant. Composite road dust/sediment samples appeared preferable to wipe samples for chemical characterization. The available chemical profiles did not match the FD composition, suggesting the need for local profiles. The high level of Fe, which is consistent with mill scale, was a novel finding and caused the road dust to exceed health protection screening levels. Numerous metal scrap facilities operate locally and nationally, and our results show the need to improve controls to limit or eliminate FD emissions from industrial sources using enforced policies that reduce dust generation and truck track-out.https://www.mdpi.com/2076-3298/10/12/223fugitive dustmetal processorsironcopperchromiumdetroit
spellingShingle Jeff Gearhart
Simone Sagovac
Tian Xia
Md Kamrul Islam
Albert Shim
Sung-Hee Seo
Melissa Cooper Sargent
Natalie R. Sampson
Jacob Napieralski
Ika Danielson
Stuart Batterman
Fugitive Dust Associated with Scrap Metal Processing
Environments
fugitive dust
metal processors
iron
copper
chromium
detroit
title Fugitive Dust Associated with Scrap Metal Processing
title_full Fugitive Dust Associated with Scrap Metal Processing
title_fullStr Fugitive Dust Associated with Scrap Metal Processing
title_full_unstemmed Fugitive Dust Associated with Scrap Metal Processing
title_short Fugitive Dust Associated with Scrap Metal Processing
title_sort fugitive dust associated with scrap metal processing
topic fugitive dust
metal processors
iron
copper
chromium
detroit
url https://www.mdpi.com/2076-3298/10/12/223
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AT mdkamrulislam fugitivedustassociatedwithscrapmetalprocessing
AT albertshim fugitivedustassociatedwithscrapmetalprocessing
AT sungheeseo fugitivedustassociatedwithscrapmetalprocessing
AT melissacoopersargent fugitivedustassociatedwithscrapmetalprocessing
AT nataliersampson fugitivedustassociatedwithscrapmetalprocessing
AT jacobnapieralski fugitivedustassociatedwithscrapmetalprocessing
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