The Interagency Working Group on Ocean and Coastal Mapping announces progress on mapping U.S. ocean, coastal, and Great Lakes waters

An image of high resolution bathymetry using various colors to represent seafloor elevation.

The federal Interagency Working Group on Ocean and Coastal Mapping recently released the fifth annual report on progress made in mapping U.S. ocean, coastal, and Great Lakes waters. Knowledge of the depth, shape, and composition of the seafloor has far-reaching benefits, including safer navigation, hazard mitigation for coastal resilience, preservation of marine habitats and heritage, and a deeper understanding of natural resources for sustainable ocean economies. The 2020 National Strategy for Mapping, Exploring, and Characterizing the United States Exclusive Economic Zone (NOMEC) makes comprehensive ocean mapping a priority for the coming decade. The Unmapped U.S. Waters report tracks progress toward these important goals.

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