Historical Shoreline of the Delaware River, NJ and PA

Delaware River, NJ and PA shoreline data were automated to provide a high-resolution historical GIS layer. The data are derived from shoreline maps produced by the NOAA National Ocean Service and its predecessors, based on imagery interpretation and field surveys. Attribution follows the NGS-developed C-COAST scheme, influenced by the International Hydrographic Organization's S-57 standard.

Use Cases

• Analyze historical shoreline change based on high-resolution automated shoreline data.
• Integrate historical coastal features into GIS projects based on the derived map data.
• Translate coastal cartographic data into S-57 standard formats based on the C-COAST attribution scheme.

Strengths

• Data were automated to provide an accurate high-resolution historical shoreline.
• Derived from shoreline maps produced by the NOAA National Ocean Service and its predecessor agencies.
• Attribution follows the NGS-developed C-COAST scheme, influenced by an international standard.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect temporal or source bias inherent to historical maps.

Provenance

Source

National Oceanic and Atmospheric Administration, Department of Commerce

Collection Method

Derived from shoreline maps produced by NOAA NOS based on office interpretation of imagery and/or field survey.

Time Range

Historical (specific range not provided)

Freshness

Last updated 2026-03-13 21:14:15.185327; freshness should be verified.

Geography

Delaware River, New Jersey and Pennsylvania