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Lake Michigan: ESI (Polygons, Lines)

Published by Office of Response and Restoration | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: December 19, 2025 | Last Modified: 2025-05-01T00:00:00.000+00:00
The ESIL data set contains vector lines representing the ESI classified shoreline of Lake Michigan and the ESIP data set contains vector polygons representing the coastal habitats of Lake Michigan, both classified according to the Environmental Sensitivity Index (ESI) classification system. These data sets comprise a portion of the ESI data for Lake Michigan. ESI data characterize the marine and coastal environments and wildlife by their sensitivity to spilled oil. The ESI data include information for three main components: shoreline habitats, sensitive biological resources, and human-use resources.

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