This USGS data release provides model setup files to simulate a hypothetical sublacustrine landslide in Lake Quinault and resulting tsunami waves. The BingClaw model (Kim and others, 2019; Kim and others, 2025) is used to model slope failure and GeoClaw (Berger and LeVeque, 2023; Clawpack Development Team, 2025) is used to model tsunami propagation and inundation. A topobathymetric digital terrain model (DTM) used in both models is provided and was merged from several elevation data sources (National ...