Graphic of a watershed What is a Watershed?

A watershed is a geographic area of land in which all surface and ground water flows downhill to common point, such as a river, stream, pond, lake, wetland, or estuary.


Do you know what watershed you live and/or work in?

MA Watersheds

This handy spreadsheet will help you find your watershed address!

More Information and Resources


This information is provided by the Executive Office of Energy and Environmental Affairs, Office of Water Policy