This dataset is a compilation of glacial lake shoreline data based on surficial geologic mapping in New England and New York from 1937-2019. Data are derived from 0.7 meter resolution LiDAR DEMs and 30 meter resolution National Elevation Dataset DEMs (Glacial Lake Hitchcock). Reference: Springston, G., Wright, S., and Van Hoesen, J., 2020, Major Glacial Lakes and the Champlain Sea, Vermont: Vermont Geological Survey Miscellaneous Publication VGSM2020-1, Scale 1:250,000.