COUNTY WATER-SYSTEM LEDGER
Dukes, Massachusetts
EPA’s September 2026 export lists 3 active community water systems serving Dukes, Massachusetts, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Dukes, Massachusetts
EPA associates 3 covered systems with Dukes, Massachusetts; their reported population-served values total 38,109 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Oak Bluffs Water DistrictMA4221000 | 24,000 | Ground water | No current violation flagged |
| Edgartown Water DepartmentMA4089000 | 8,027 | Ground water | No current violation flagged |
| Tisbury Water WorksMA4296000 | 6,082 | Ground water | Current monitoring/reporting flag |
02 / SOURCE MIX
Primary water sources for Dukes, Massachusetts
EPA classifies 3 systems serving Dukes, Massachusetts across 1 primary-source categories; Ground water is the largest category with 3 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.