Seabrook is unusual in that the island runs its own water and sewer system rather than being served by one of the big regional utilities. That changes who is responsible for what.
Where your responsibility ends
The line from your home to the connection is yours to maintain. Beyond that point it belongs to the island utility. Because the system is local rather than regional, getting a clear answer is usually quicker here than elsewhere — and we establish which side of that line your problem sits on before any work begins.
In a villa, there is a third party
Where you are in a villa or townhome, the regime often has three layers: your fixtures, the shared line serving the building, and the utility beyond it. That middle layer is where confusion happens, and it is worth settling with camera footage rather than opinion.
What actually goes wrong here
Seabrook has been developed since the seventies, so lines are old enough to have settled but generally not old enough for the clay and cast iron problems of the mainland. Sagging sections that hold water are the common finding, along with roots where planting has matured around a line.
Camera before any quote
A sag, roots, a crack and a collapse cost very different amounts to put right, and on a shared line the footage also settles who pays.