Threemile Pond Boat Ramp Town: Vassalboro Type of Ramp: Hard Width: 10' Length: 30' Grade: 15% Ownership: DACF, State Float: Yes Parking Spaces (Rig & Vehicle): Rig 13 Toilets: No Lat & Long: 44.3795/-69.6158 From Address: JavaScript must be enabled in order for you to use Google Maps. However, it seems JavaScript is either disabled or not supported by your browser. To view Google Maps, enable JavaScript by changing your browser options, and then try again.