Impervious Surface Analysis Tool
NOAA Office for Coastal Management
This downloadable suite of easy-to-use scripts for ArcGIS calculates the percentage of impervious surface area within user-selected geographic areas such as watersheds, municipalities, and subdivisions.
Requires ArcGIS 10.x and Spatial Analyst Extension
- Calculate the percent impervious area and total impervious surface area for areas of interest
- Categorize results to represent conditions of good, fair, and poor water quality
- Predict how different land management scenarios might impact local water quality