In addition, the Neponset touches the towns of Foxborough, Walpole, Sharon, Norwood, Canton, Stoughton, Westwood, Dedham, and Milton.

The Neponset River is fed by a drainage basin of approximately 130 square miles, a watershed that includes numerous aquifers, wetlands, streams, and surrounding upland areas.

[1] Some 250,000 people live in the Neponset River watershed, which in addition to the towns listed above, includes portions of Stoughton, Medfield, Dover, and Randolph.

In 1639, English settlers in Dedham began digging a canal connecting the Charles River with Mother Brook, a tributary of the Neponset, in order to provide their town with water power for mills; it was the first man-made canal in North America and increased the water flow in the lower sections of the Neponset.

[6] In 2021, the United States Environmental Protection Agency recommended 3.7 miles of the Lower Neponset River be added to the National Priorities List of the Superfund program, due to industrial pollution with PCBs.

[7] In March 2022, the EPA placed the segment between Mother Brook in Hyde Park to the Lower Mills on the National Priorities List.

[8] Today the Neponset River and its watershed are increasingly being protected and opened up as a recreational destination for the benefit of local residents.

That unmarked burial ground really did exist, but in actuality was approximately one mile north of the area referenced in the film, near Tenean Beach in the Dorchester Shores Reservation.