-
Coastal Topography Monitoring Data for Gateway National Recreation Area...
These files contain topographic profiles collected at GATE through the 2020 field season -
Choose Maryland: Compare Counties - Geography
Portrait of county land / land use - area, elevations, and shoreline. -
Coastal Topography Monitoring Data for Assateague Island National Seashore...
These files contain topographic profiles collected at ASIS through the 2020 field season -
Street Ends (Shoreline)
Shoreline street ends are designated by ordinance as a land portion of a street segment that provides physical or visual access to a body of water and its shoreline. This layer... -
Waterbody Inventory & Priority Waterbodies
The Waterbody Inventory/Priority Waterbodies List (WI/PWL) dataset is an inventory of the state's surface water quality. This dataset provides a summary of general water quality... -
Topo Survey Sheet 1880s Shore
Connecticut Historic Shoreline Wetlands: 1880s NOS T-Sheet Shoreline Features is a 1:10,000-scale, line feature-based layer that includes information depicting historic... -
Coastal Topography Monitoring Data for Assateague Island National Seashore...
These files contain topographic profiles collected at ASIS through the 2021 field season -
Hydrography Lines 2015
Hydrography lines. The dataset contains polygons representing planimetric hydrography, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of... -
Coastal Topography Monitoring Data for Gateway National Recreation Area...
These files contain topographic profiles collected at GATE through the 2023 field season -
Seattle Shoreline
The shoreline essentially follows the 8 foot contour line, except where the ortho offered further clarification. That 8 foot contour line matches closest to what NAVD88 shows as... -
Coastal Topography Monitoring Data for Assateague Island National Seashore...
These files contain topographic profiles collected at ASIS through the Spring 2025 field season -
Hydrography Lines
This layer contains hydrography such as streams, rivers, and other linear hydrography features. Hidden hydrography, inferred drainage connectors, or culverts connect visible... -
NYSDEC_WaterbodyInventoryAndPriorityWaterbodiesListRiverStreamSegments_DataSet
The Waterbody Inventory/Priority Waterbodies List (WI/PWL) dataset is an inventory of the state's surface water quality. This dataset provides a summary of general water quality... -
CT Shorelines: 1880s-2006
Shorelines are continuously moving in response to winds, waves, tides, sediment supply, changes in relative sea level, and human activities. Shoreline changes are generally not... -
Shoreline Change Transects 1983-2006
Shorelines are continuously moving in response to winds, waves, tides, sediment supply, changes in relative sea level, and human activities. Shoreline changes are generally not... -
Sagamore Hill National Historic Site (SAHI) Shoreline Position Change...
These data represent a series of mean high-water shorelines collected at Sagamore Hill National Historic Site (SAHI), appended into one spatial dataset. The features have been...