Adopting a trash site is optional. You are welcome to clean trash anywhere. These sites are suggestions.

Click the links in the pins on the map or in the site description next to the map to get more detail about each location. To adopt one of these trash sites, make note of the entry ID and list it in the ‘Cleanup Site’ section of your Source to Sea Cleanup group leader registration.

NOTE: sites are hidden from this map once they are adopted.

Site Name

Great Brook by Halls Crossing Road

Entry Id





New Hampshire

Name of body of water (river, stream, lake, etc.)

adjacent to CT River in Walpole

Name of the nearest road or crossroads

Halls Crossing Road and Hidden Acres Lane

Brief description of the trash site

rail trail with tires and trash, steep bank, visible from rail trail on both sides, Trash starts close to Halls Crossing Road.

Type(s) of trash at the site

tires and trash

Estimated number of volunteers this site needs for cleanup


Are boats or special equipment needed for cleanup? If so, explain


Is this site suitable for children under 12?

I'm not sure