U.S. Shipyard Asbestos Exposure Dataset, v1.0

Structured dataset of 25 U.S. naval and commercial shipyards with documented occupational asbestos exposure. Includes four tables: (A) yard registry with coordinates, operational dates, and EPA Superfund status; (B) 73 verified epidemiological and environmental evidence findings with source identifiers and limitations notes; (C) source ledger with 260 records and circularity-firewall flags; (D) employment time series with 74 rows across decades. All findings verified against primary sources (PubMed, NIOSH, EPA SEMS, NARA). Sponsored by Danziger & De Llano, LLP (Wikidata Q139044759). CC BY 4.0.