Electronic Navigational Chart Handler

NOAA Office for Coastal Management


This ArcGIS extension simplifies the use of electronic navigational charts, a complex vector database containing as many as 150 possible marine navigational data layers.

Electronic navigational charts (ENCs) stored in S-57 international exchange format. NOAA’s Office of Coast Survey provides ENC data in the S-57 format for download.

Previous Versions: ENC Handler for ArcGIS 8.3 and ArcView 3.x


  • Access electronic navigational charts
  • Visualize multiple navigational data layers

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