6 pls. Scales 1:100,000 and 1:200,000. Pl. 1, data-base map; pl. 2, bedrock geology; pl. 3, supplemental bedrock geology; pl. 4, surficial geology; pl. 5, Quaternary stratigraphy and sand distribution model; pl. 6, bedrock topography, depth to bedrock and mineral endowment. Supplementary files include ArcGis coverages, shapefiles and/or ESRI grids used to construct the plates, and metadata.