Access Federal Shoreline Data
| Shoreline | Potential Applications |
Scale | Source | Coverage | Tidal Datum |
|---|---|---|---|---|---|
| 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 |