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Federal
Sea Level Trends: Sea Level Variations of the United States Derived from National Water Level Observation Network Stations NGDA 55 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Water level records are a combination of the fluctuations of the ocean and the vertical land motion at the location of the station. Monthly mean sea level (MSL)... -
Federal
Maritime Limits and Boundaries of United States of America NGDA 41 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA is responsible for depicting on its nautical charts the limits of the 12 nautical mile Territorial Sea, 24 nautical mile Contiguous Zone, and 200 nautical mile... -
Federal
Tides and Currents Map: an interactive map of all CO-OPS stations NGDA 34 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This interactive map has many features designed to provide a quick and easy way to find a Center for Operational Oceanographic Products and Services (CO-OPS) station.... -
Federal
Social Vulnerability Index (SoVI) for the U.S. Coastal States based on the 2010 Census Tracts 29 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Social Vulnerability Index (SoVI) 2006-10 measures the social vulnerability of U.S. counties to environmental hazards. The index is a comparative metric that... -
Federal
Meteorological Data (including visibility) 13 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Ocean Service (NOS) maintains a long-term database containing data from active and historic stations installed all over the United States and U.S.... -
Federal
National Status and Trends: Mussel Watch Program 13 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Mussel Watch is the longest running continuous chemical contaminant monitoring program in U.S. coastal and Great Lakes waters and was created in response to concerns... -
Federal
NOAA Shoreline Website
National Oceanic and Atmospheric Administration, Department of Commerce —
The original intent of this site was to alleviate confusion about shorelines generated by National Oceanic and Atmospheric Administration (NOAA) agencies. However,... -
Federal
High Tide Flooding Products from NOAA CO-OPS
National Oceanic and Atmospheric Administration, Department of Commerce —
High tide flooding is the overflow or excess accumulation of water that covers typically dry coastal land and occurs during high tides. As relative sea levels rise,... -
Federal
H09459: NOS Hydrographic Survey , Palm Valley to Saint Johns River, Florida, 1974-08-29
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H02119: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
Shoreline Data Rescue Project of Port Royal Sound, SC, SC1920A NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
These data were automated to provide an accurate high-resolution historical shoreline of Port Royal Sound, SC suitable as a geographic information system (GIS) data... -
Federal
Shoreline Data Rescue Project of Dewees Island and Capers Inlet, South Carolina, EC14A04 NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
These data were automated to provide an accurate high-resolution historical shoreline of Dewees Island and Capers Inlet, South Carolina suitable as a geographic... -
Federal
Shoreline Data Rescue Project of Lakewood to Winyah Bay, SC, SC1926A NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
These data were automated to provide an accurate high-resolution historical shoreline of Lakewood to Winyah Bay, SC suitable as a geographic information system (GIS)... -
Federal
Shoreline Mapping Program of Coosaw River, St Helena Sound to Chisholm Islands, SC, SC0801A NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
These data provide an accurate high-resolution shoreline compiled from imagery of Coosaw River, St Helena Sound to Chisholm Islands, SC . This vector shoreline data... -
Federal
H02484: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H02398: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H07188: NOS Hydrographic Survey , 1947-12-31
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H02575: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H02187: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
2022 Cartographic Boundary File (KML), Current State Legislative District-Lower Chamber for South Carolina, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically...