Shoreline Mapping Program of PORTS OF NORFOLK AND NEWPORT NEWS, VA, VA1101

A high-resolution vector shoreline dataset for the ports of Norfolk and Newport News, Virginia, compiled from imagery. The data is provided as line and point shapefiles with attribution based on the NGS-developed C-COAST scheme. It is published by the National Oceanic and Atmospheric Administration and was last updated in March 2026.

Use Cases

• Create or update nautical charts based on the high-resolution shoreline data.
• Conduct coastal erosion or change analysis using the vector shoreline as a baseline.
• Integrate shoreline data into port infrastructure planning GIS systems.
• Perform geographic analysis of port areas using the attributed line and point features.

Strengths

• Data is described as 'accurate high-resolution shoreline' compiled from imagery.
• Shoreline attribution follows the NGS-developed C-COAST scheme, designed for translation to the S-57 hydrographic standard.
• Published by the authoritative National Oceanic and Atmospheric Administration.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and file size are unknown, which may limit suitability assessment.
• Data is specific to the ports of Norfolk and Newport News, VA, limiting broader geographic applicability.

Provenance

Source

National Oceanic and Atmospheric Administration, Department of Commerce

Collection Method

Compiled from imagery through office interpretation.

Time Range

null

Freshness

Last updated 2026-03 13 21:36:37.576455; freshness should be verified.

Geography

Ports of Norfolk and Newport News, Virginia, United States