Key Finding

Rinsky et al. (1988) conducted a mortality cohort study of Portsmouth Naval Shipyard workers, documenting significantly elevated mesothelioma and asbestosis rates among insulation workers and adjacent trades. This is Tier 1 peer-reviewed evidence — the strongest classification in the dataset.

Evidence Summary

Portsmouth Naval Shipyard has 10 verified evidence records spanning NIOSH Health Hazard Evaluations, peer-reviewed cohort studies, and government industrial hygiene surveys. The yard operated from 1800 to 1971 as a U.S. Navy facility in Kittery, Maine.