Inkhorn Brook Watershed
The Inkhorn Brook watershed is located in the River Road / Anderson Road area of Windham and Westbrook.
Inkhorn Brook watershed is one of the smallest watersheds in the Presumpscot River watershed system. At approximately 3.9 square miles, it makes up 2% of the Presumpscot River watershed system.
The population of the Inkhorn Brook sub-watershed is a just over 500 - only 1% of the population in the Presumpscot River watershed system.
Impervious surfaces are those surfaces in the landscape that cannot infiltrate rainfall, such as rooftops, pavement, sidewalks, driveways and compacted earth. Impervious surface areas of 10% or greater are often correlated with reduced water quality. Approximately 4% of the Inkhorn Brook watershed, nearly 100 acres, is comprised of impervious surfaces.