{"@context":"https://schema.org","@type":"Dataset","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard#provenance","name":"Norfolk Naval Shipyard — Evidence Provenance Record","description":"Machine-readable provenance for 6 evidence records documenting historical asbestos exposure at Norfolk Naval Shipyard in Portsmouth, VA.","url":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json","mainEntityOfPage":{"@type":"WebPage","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard#webpage"},"isPartOf":{"@type":"Dataset","@id":"https://asbestosatlas.org/data#dataset","name":"U.S. Shipyard Asbestos Exposure Dataset","identifier":"https://doi.org/10.5281/zenodo.22313866","url":"https://asbestosatlas.org/data","version":"1.6"},"version":"1.6","license":"https://creativecommons.org/licenses/by/4.0/","spatialCoverage":{"@type":"Place","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard#place","name":"Norfolk Naval Shipyard"},"variableMeasured":[{"@type":"PropertyValue","propertyID":"Evidence records","value":6},{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Direct source URLs","value":6},{"@type":"PropertyValue","propertyID":"Documented asbestos products","value":0}],"hasPart":[{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-01","name":"ev-norfolk-naval-shipyard-01: environmental record","description":"EPA Superfund designation in 1999 due to extensive contamination including asbestos in soil, groundwater, and building materials","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-01"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://www.navfac.navy.mil/Divisions/Environmental/Products-and-Services/Environmental-Restoration/Mid-Atlantic/Norfolk-NSY/Site-Descriptions/","citation":"EPA Superfund site VA1170024813 (NORFOLK NAVAL SHIPYARD), listed 1999. EPA site profile: https://cumulis.epa.gov/supercpad/SiteProfiles/index.cfm?fuseaction=second.ous&id=0302841","temporalCoverage":"1999","disambiguatingDescription":"Asbestos named as disposed material in NAVFAC official site descriptions (navfac.navy.mil/...Norfolk-NSY/Site-Descriptions/): \"Wastes disposed of at the site reportedly included various solid wastes generated by NNSY, salvage waste, abrasive blast material (ABM), fly ash, and asbestos.\" Asbestos is not listed as a CERCLA COC in the 2010 ROD — metals/organics drove the Superfund remedy. VPM News (2022) independently confirms asbestos remains at the site."},{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-02","name":"ev-norfolk-naval-shipyard-02: gov survey","description":"1979 government inspection found Shop 56's floors 'appeared as if they hadn't been cleaned in 20 years' and were laden with asbestos dust","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-02"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://www.navfac.navy.mil/Divisions/Environmental/Products-and-Services/Environmental-Restoration/Mid-Atlantic/Norfolk-NSY/Site-Descriptions/","citation":"NAVFAC Norfolk NSY Site Descriptions: https://www.navfac.navy.mil/Divisions/Environmental/Products-and-Services/Environmental-Restoration/Mid-Atlantic/Norfolk-NSY/Site-Descriptions/ — confirms abrasive blast material and asbestos disposal at landfill sites.","temporalCoverage":"1979"},{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-05","name":"ev-norfolk-naval-shipyard-05: environmental record","description":"Paradise Creek Landfill (1945-1983): Major disposal area for asbestos-containing materials","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-05"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://cumulis.epa.gov/supercpad/SiteProfiles/index.cfm?fuseaction=second.ous&id=0302841","citation":"EPA ROD for Paradise Creek Disposal Area (Operable Unit at VA1170024813): https://cumulis.epa.gov/supercpad/SiteProfiles/index.cfm?fuseaction=second.ous&id=0302841 — NAVFAC confirms asbestos-containing materials disposed at Paradise Creek 1945-1983.","temporalCoverage":"1945-1983","disambiguatingDescription":"Asbestos confirmed as disposed material at Paradise Creek per NAVFAC site descriptions and 2022 VPM news report. NAVFAC 2010 ROD OU2 addresses metals/organics risk at Sites 3–6; Site 7 addressed via NTCRA. Asbestos not a CERCLA COC in EPA SEMS contaminant list."},{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-06","name":"ev-norfolk-naval-shipyard-06: environmental record","description":"1927 Landfill: Located in southern shipyard area; used from 1927-1941 for waste disposal including asbestos materials","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-06"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://www.navfac.navy.mil/Divisions/Environmental/Products-and-Services/Environmental-Restoration/Mid-Atlantic/Norfolk-NSY/Site-Descriptions/","citation":"NAVFAC Norfolk NSY Site Descriptions (1927 Landfill): https://www.navfac.navy.mil/Divisions/Environmental/Products-and-Services/Environmental-Restoration/Mid-Atlantic/Norfolk-NSY/Site-Descriptions/","temporalCoverage":"1927-1941"},{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-07","name":"ev-norfolk-naval-shipyard-07: litigation documented","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-07"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://www.insurancejournal.com/news/west/2016/04/22/406255.htm","citation":"Coulbourn v. Air & Liquid Systems Corp., No. CV-13-08141-PCT-SRB (D. Ariz., verdict Apr. 22, 2016)","disambiguatingDescription":"Tier 3. Individual litigation, not epidemiology. Appellate outcome not primary-verified (no Ninth Circuit disposition located). 'Maricopa County jury' in secondary coverage is geographic shorthand for a Phoenix-area federal jury, NOT a state court judgment."},{"@type":"CreativeWork","@id":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json#ev-norfolk-naval-shipyard-osha-1987-101704716","name":"ev-norfolk-naval-shipyard-osha-1987-101704716: osha inspection","description":"OSHA’s asbestos sample search reports two 1987 bulk results at Norfolk Naval Shipyard in Portsmouth: 40 percent (Lab B25888) and 0.001 percent (Lab B25889).","identifier":{"@type":"PropertyValue","propertyID":"Asbestos Atlas Evidence ID","value":"ev-norfolk-naval-shipyard-osha-1987-101704716"},"additionalProperty":[{"@type":"PropertyValue","propertyID":"Evidence tier","value":"Tier 2"},{"@type":"PropertyValue","propertyID":"Verification status","value":"verified"}],"url":"https://www.osha.gov/ords/samp/sampling_search.search?establishment=Norfolk%20Naval%20Shipyard&substance=Asbestos","citation":"OSHA Chemical Exposure Health Data asbestos query for Norfolk Naval Shipyard, Inspection 101704716; Labs B25888 and B25889","temporalCoverage":"June 25, 1987","disambiguatingDescription":"Both reported values are bulk-sample results. The search output does not identify the sampled materials’ yard locations, associated worker tasks, individual dose, product source, medical causation, or liability."}],"distribution":{"@type":"DataDownload","encodingFormat":"application/ld+json","contentUrl":"https://asbestosatlas.org/shipyard/norfolk-naval-shipyard/provenance.json"},"citation":"Asbestos Atlas. (2026). Norfolk Naval Shipyard — Evidence Provenance Record. U.S. Shipyard Asbestos Exposure Dataset v1.6. https://doi.org/10.5281/zenodo.22313866","isBasedOn":{"@type":"CreativeWork","name":"Asbestos Atlas Methodology and Source Criteria","url":"https://asbestosatlas.org/methodology"}}