Access Federal Shoreline Data
| Shoreline | Potential Applications |
Scale | Source | Coverage | Tidal Datum |
|---|---|---|---|---|---|
| NOAA National Shoreline | Shoreline Change Analysis, Nautical Chart Production, Cartographic Representation, and Boundary Determination | Local 1:5,000 – 1:20,000 |
NOAA T-sheets and georeferenced aerial photos | Continental U.S. + AK, HI, PR, VI, Great Lakes | MHW and MLLW |
| NOAA Composite Shoreline | Cartographic Representation and Boundary Determination | Local 1:5,000 – 1:20,000 |
NOAA T-sheets | Continental U.S. + HI | MHW |
| USGS Vector Shorelines | Shoreline Change Analysis, Cartographic Representation, and Boundary Determination | Local 1:5,000 – 1:20,000 |
NOAA T-sheets | U.S. Gulf of Mexico, Southeast Atlantic, and California | MHW |
| NOAA OCS Shorelines | Cartographic Representation and Boundary Determination | National 1:10,000 – 1:80,000 |
NOAA Nautical Charts | Continental U.S. + AK, HI, PR, VI, Great Lakes | MHW and MLLW |
| NOAA Medium Resolution Shoreline | Cartographic Representation and Boundary Determination | National 1:70,000 average |
NOAA Nautical Charts | Continental U.S. only | MHW or MHHW |
| Prototype Global Shoreline | Cartographic Representation and Boundary Determination | Global 1:75,000 and smaller |
LANDSAT GeoCover | World-wide | HWL |
| World Vector Shoreline Plus | Cartographic Representation and Boundary Determination | Global 1:250,000 – 1:120,000,000 |
Defense Mapping Agency (DMA) Digital Landmass Blanking data | World-wide | MHW |