Digital Coast

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Impervious Surface Analysis Tool

NOAA Coastal Services Center

Requirements

Technical Specifications
  • ESRI ArcView 3.x, 8.x, or 9.x
  • ESRI Spatial Analyst

Note: Local administrator permissions are needed to install.

Data Requirements
  • Raster-based land cover or land use grid
  • Polygon data set for which percentage of impervious surface is to be calculated
  • Set of land cover impervious surface coefficients, optionally calibrated for low, medium, and high population densities
  • Optional population density theme