Tisbury and Oak Bluffs are gearing up for expansions to their aging wastewater facilities, as officials root out illegal sewer hookups and seek nitrogen mitigation methods.

Tisbury and Oak Bluffs are gearing up for expansions to their aging wastewater facilities, as officials root out illegal sewer hookups and seek nitrogen mitigation methods.
With the town sewer plant near capacity, two Island developers received conditional approval from the Tisbury select board Tuesday for additional wastewater flow at their proposed project sites downtown.