Historical Shoreline of Black River Harbor to Lake Superior, Michigan

Black River Harbor to Lake Superior, Michigan, is covered by a high-resolution historical shoreline dataset automated for GIS use. The data are derived from NOAA National Ocean Service shoreline maps based on imagery interpretation and field surveys, using the NGS C-COAST attribution scheme. This resource is a member of the NOAA InPort catalog item 39808.

Use Cases

• Analyze shoreline change over time based on historical maps and imagery mentioned in the description.
• Create GIS data layers for coastal planning based on the high-resolution shoreline data.
• Translate shoreline attribution for hydrographic standards based on the C-COAST scheme influenced by S-57.

Strengths

• Data are described as providing an accurate high-resolution historical shoreline.
• Shoreline maps were produced by the NOAA National Ocean Service and its predecessor agencies.
• Attribution uses the NGS C-COAST scheme, designed for translation into the S-57 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 geographic and temporal bias inherent to the source maps.

Provenance

Source

National Oceanic and Atmospheric Administration, Department of Commerce

Collection Method

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

Time Range

Historical, but specific temporal coverage is not provided.

Freshness

Last updated 2026-03-13 21:58:16.051643; freshness should be verified.

Geography

Black River Harbor to Lake Superior, Michigan, USA.