EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Worcester, Massachusetts

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems47active CWS · pop. 2,500+
Population served712,495reported total; may overlap
Current violation flag10.6%5 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Worcester

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Worcester Dpwp, Water Supply DivisionMA2348000206,518Surface waterNo current violation flagged
Fitchburg Dpw Division Of Water SupplyMA209700041,946Surface waterNo current violation flagged
Leominster Water DivisionMA215300041,683Surface waterNo current violation flagged
Shrewsbury Water DepartmentMA227100038,325Ground waterNo current violation flagged
Milford Water DepartmentMA218500030,379Surface waterNo current violation flagged
Westborough Water DepartmentMA232800021,567Surface waterNo current violation flagged
Gardner Water DepartmentMA210300021,381Surface waterNo current violation flagged
Southbridge Water DepartmentMA227800019,562Surface waterNo current violation flagged
Holden Water Division, DpwMA213400018,016Surface water purchasedNo current violation flagged
Webster Water DepartmentMA231600017,776Ground waterNo current violation flagged
Clinton Water DeptMA206400015,428Surface waterNo current violation flagged
Northborough Water Department (Mwra)MA221500013,551Surface water purchasedNo current violation flagged
Auburn Water DistrictMA201700012,255Surface water purchasedNo current violation flagged
Uxbridge Dpw, Water DivisionMA230400011,612Ground waterNo current violation flagged
Ash/Win Joint Water AuthorityMA201100411,394Surface waterNo current violation flagged
Aquarion Water Company, MillburyMA218600011,368Surface water purchasedCurrent monitoring/reporting flag
Grafton Water DistrictMA211000010,925Ground waterNo current violation flagged
Southborough Dpw Water Division (Mwra)MA227700010,638Surface water purchasedNo current violation flagged
Athol Dpw Water DivisionMA101500010,587Ground waterNo current violation flagged
Blackstone Water DepartmentMA20320009,463Ground waterNo current violation flagged
Northbridge Water DivisionMA22160068,127Purchased ground water under influence of surface water sourceNo current violation flagged
Whitinsville Water CompanyMA22160007,899Groundwater under influence of surface waterNo current violation flagged
Aquarion Water Company OxfordMA22260007,384Ground waterNo current violation flagged
Lunenburg Water DistrictMA21620007,219Ground waterNo current violation flagged
Spencer Water DepartmentMA22800007,037Ground waterNo current violation flagged
West Boylston Water DistrictMA23210006,919Surface water purchasedNo current violation flagged
Sterling Water DepartmentMA22820006,715Ground waterCurrent monitoring/reporting flag
Templeton Munic. Light And Water PlantMA22940006,159Ground waterNo current violation flagged
Rutland Water DepartmentMA22570006,025Surface waterNo current violation flagged
Hopedale Water DepartmentMA21380006,017Surface water purchasedNo current violation flagged
Lancaster Water DepartmentMA21470006,000Ground waterNo current violation flagged
Winchendon Water DepartmentMA23430005,706Surface water purchasedNo current violation flagged
Dudley Water DepartmentMA20800005,515Ground waterNo current violation flagged
Sturbridge Water DepartmentMA22870004,746Groundwater under influence of surface waterNo current violation flagged
Upton Dpw Water/Wastewater DivisionMA23030004,420Ground waterCurrent monitoring/reporting flag
Douglas Water DepartmentMA20770004,400Ground waterNo current violation flagged
Paxton Water DepartmentMA22280004,300Surface water purchasedNo current violation flagged
Westminster Department Of Public WorksMA23320003,889Surface water purchasedNo current violation flagged
North Brookfield Water DepartmentMA22120003,863Surface waterNo current violation flagged
Cherry Valley/ Rochdale Water DistrictMA21510013,696Surface water purchasedOther current violation flag
Ashburnham Water DepartmentMA20110003,680Surface water purchasedNo current violation flagged
Boylston Water DistrictMA20390003,343Ground waterNo current violation flagged
South Grafton Water DistrictMA21100013,262Groundwater under influence of surface waterCurrent monitoring/reporting flag
West Brookfield Water DepartmentMA23230003,217Ground waterNo current violation flagged
Leicester Water Supply DistrictMA21510003,200Surface water purchasedNo current violation flagged
Wilkinsonville Water DistrictMA22900142,773Ground waterNo current violation flagged
Barre Water DepartmentMA20210002,610Ground waterNo current violation flagged

02 / SOURCE MIX

Surface water11 systems · 419,746 served
Ground water19 systems · 165,480 served
Surface water purchased13 systems · 103,235 served
Groundwater under influence of surface water3 systems · 15,907 served
Purchased ground water under influence of surface water source1 systems · 8,127 served
How to read the population total

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.