Middlesex County, Massachusetts Water Systems

Middlesex County, Massachusetts

145 community water systems on record — 96 active, 49 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Massachusetts’s official records. Always confirm current status with Massachusetts before making decisions based on this information.

Community water systems in Middlesex County, Massachusetts

System name	City	Population served	Status
400 DUNSTABLE ROAD (PINE KNOLL)	MALDEN	30	Inactive
ACME MOBILE HOME COURTS	SHIRLEY	15	Inactive
ACNE TRAILER PARK	SHIRLEY	25	Inactive
ACTON WATER SUPPLY DISTRICT	ACTON	20,780	Active
APARTMENT COMPLEX(TOWNSEND)	WESTFORD	25	Inactive
APPLEWOOD COMMUNITY CORPORATION	BOXBOROUGH	500	Active
ARBOR GLEN CONDOMINIUMS	EXETER	132	Active
ARLINGTON WATER DEPT. (MWRA)	ARLINGTON	46,308	Active
ASHLAND WATER AND SEWER DEPT.	ASHLAND	18,832	Active
ASSABET WATER COMPANY	GRAFTON	482	Inactive
AYER DPW WATER DIVISION	AYER	8,479	Active
BEDFORD VA HOSPITAL (ROGERS MEM. HOSP.)	BEDFORD	177	Active
BEDFORD WATER DEPT.	BEDFORD	14,394	Active
BELMONT WATER DEPT. (MWRA)	BELMONT	27,442	Active
BENCHMARK CONDOMINIUMS	TYNGSBOROUGH	60	Active
BENFIELD FARMS	EAST BOSTON	50	Active
BILLERICA WATER WORKS	BILLERICA	42,119	Active
BRIDGECREST CONDOMINIUM	TYNGSBOROUGH	60	Inactive
BRINLEY TERRACE/TYNGSBORO HOUSING	HARWOOD	70	Inactive
BROOK RUN	ACTON	30	Inactive
BROOK RUN CONDOMINIUMS	ACTON	46	Inactive
BROOK VILLAGE CONDOMINIUM	HOPKINTON	400	Active
BURLINGTON WATER DEPT	BURLINGTON	26,680	Active
CAMBRIDGE WATER DEPARTMENT	CAMBRIDGE	118,214	Active
CAMPION RESIDENCE AND RENEWAL CTR	WESTON	425	Inactive
CANNONGATE APTARTMENTS	TYNGSBOROUGH	25	Inactive
CARRIAGE HOUSE CONDOMINIUM	ACTON	68	Active
CENTRE VILLAGE APARTMENTS	HARVARD	36	Active
CHELMSFORD WATER DISTRICT	CHELMSFORD	28,750	Active
CODMAN HILL CONDOMINIUM	SUDBURY	360	Active
COLONY HEIGHTS CONDOMINIUM	TYNGSBOROUGH	120	Active
CONCORD WATER DEPT	CONCORD	18,788	Active
CRESTFIELD CONDOMINIUM	CONCORD	25	Inactive
CURTIS HILL CONDOMINIUM	WESTFORD	96	Active
DANVERS AND MIDDLETON	MIDDLETON	29,224	Inactive
DEERFIELD ESTATES	CORDAVILLE	100	Active
DEVENS MASSDEVELOPMENT	DEVENS	6,500	Active
DRACUT WATER SUPPLY DISTRICT	DRACUT	25,808	Active
DUNSTABLE WATER DEPARTMENT	DUNSTABLE	337	Active
EAST CHELMSFORD WATER DISTRICT	CHELMSFORD	2,800	Active
ELIZABETH BROOK APARTMENTS	STOW	54	Active
ENCLAVE AT BOXBOROUGH	BOYLSTON	100	Active
ESTATES AT HIGHLAND RIDGE	WESTBOROUGH	100	Active
EVERETT WATER DEPT. (MWRA)	EVERETT	49,075	Active
FIELDS AT SHERBORN CONDO TRUST	BOSTON	110	Active
FIRST PARISH RECTORY	SHERBORN	25	Inactive
FRAMINGHAM WATER DEPT. (MWRA)	FRAMINGHAM	72,362	Active
GARRISON PLACE	CONCORD	32	Active
GLACIAL LAKE CHARLES WTR.CO. INACT.	ASHLAND	25	Inactive
GREAT ROAD CONDOMINIUM	ACTON	400	Inactive
GROTON WATER DEPARTMENT	GROTON	5,456	Active
HANSCOM AFB	BEDFORD	11,789	Active
HANSCOM FAMILY HOUSING (LANDINGS)	EL PASO	3,067	Active
HARVARD RIDGE CONDOMINIUM	BEDFORD	350	Active
HARVARD RIDGE CONDOS	BOXBORO	24	Inactive
HARVARD RIDGE CONDOS	BOXBORO	72	Inactive
HARVARD RIDGE CONDOS	BOXBORO	36	Inactive
HAYSTACK ESTATES	TYNGSBOROUGH	60	Active
HILLTOP BETTERMENT ASSOC	MALBORO	25	Inactive
HOLLISTON WATER DEPARTMENT	HOLLISTON	15,713	Active
HOLLISTON WATER DEPT	HOLLISTON	13,200	Inactive
HOPKINTON WATER DEPARTMENT	HOPKINTON	12,586	Active
HUDSON WATER SUPPLY	HUDSON	20,032	Active
J.T. BERRY REHAB. CTR. (INACTIVE)	NORTH READING	25	Inactive
JUNIPER HILL WATER COMPANY	STOW	220	Active
KENWOOD WATER DISTRICT	DRACUT	9,620	Active
LELAND FARMS	SHERBORN	25	Active
LEXINGTON WATER DEPT. (MWRA)	LEXINGTON	34,074	Active
LIBERTY HOUSE CONDOMINIUM	ACTON	80	Active
LIBERTY VILLAGE CONDOMINIUM	BOXBOROUGH	82	Inactive
LINCOLN WATER DEPT	LINCOLN	5,593	Active
LITTLETON LYNE APARTMENTS	AYER	150	Inactive
LITTLETON WATER DEPARTMENT	LITTLETON	9,611	Active
LOWELL GENERAL HOSPITAL / INACT.	LOWELL	1,200	Inactive
LOWELL REGIONAL WATER UTILITY	LOWELL	115,000	Active
MAILLET WOODS CONDOMINIUMS	HOPKINTON	55	Active
MALDEN WATER DIVISION (MWRA)	MALDEN	66,263	Active
MARLBOROUGH DPW WATER DIV. (MWRA)	MARLBOROUGH	41,799	Active
MAYNARD DPW, WATER DIVISION	MAYNARD	10,401	Active
MCI BILLERICA	BILLERICA	25	Inactive
MCI SHIRLEY	MILFORD	3,500	Active
MEADOWBROOK CONDOMINIUM	SOMERVILLE	104	Inactive
MEDFORD WATER DEPT. (MWRA)	MEDFORD	61,700	Active
MELROSE WATER DIVISION (MWRA)	MELROSE	29,357	Active
MILL RACE DEVELOPMENT	AYER	44	Inactive
MOHAWK VILLAGE APARTMENTS	SHIRLEY	50	Inactive
NATICK WATER AND SEWER DIVISION	NATICK	37,006	Active
NEWTON WATER DEPT. (MWRA)	NEWTON	88,415	Active
NORTH CHELMSFORD WATER DIST	NORTH CHELMSFORD	7,498	Active
NORTH READING WATER DEPT.	NORTH READING	16,379	Active
OLD ENGLISH VILLAGE	ACTON	30	Inactive
PADDOCK ESTATES	BOXBOROUGH	463	Active
PEPPERELL DPW WATER DIVISION	PEPPERELL	9,217	Active
PILOT GROVE APARTMENTS	STOW	175	Active
PILOT GROVE APARTMENTS II	STOW	134	Active
PINE HILL CONDOMINIUM	WORCESTER	95	Active
READING WATER DEPARTMENT (MWRA)	READING	27,358	Active
REGENCY AT STOW CONDOMINIUMS	BEDFORD	132	Active
RICHMOND HOUSE CONDOMINIUM	ACTON	48	Inactive
RIVER CROSSING CONDOMINIUM	LOWELL	150	Active
SAME AS ABOVE	CONCORD	450	Inactive
SHIRLEY WATER DISTRICT	SHIRLEY	4,121	Active
SOMERSET HILLS CONDOMINIUMS	MAYNARD	70	Inactive
SOMERVILLE WATER DEPT. (MWRA)	SOMERVILLE	81,045	Active
STILL MEADOW (VOIDED RECORD)	LITTLETON	30	Inactive
STILL MEADOW VILLAGE CONDOMINIUMS	GROTON	50	Active
STONEHAM WATER DEPT (MWRA SUPPLY)	STONEHAM	23,244	Active
STRAWBERRY HILL APARTMENTS	ACTON	80	Inactive
STURBRIDGE PINE LAKE CAMPGROUN	STURBRIDGE	100	Inactive
SUDBURY WATER DISTRICT	SUDBURY	18,416	Active
SUNNY NOOK NURSING HOME	CARLISLE	25	Inactive
TEWKSBURY HOSPITAL	TEWKSBURY	2,500	Active
TEWKSBURY WATER DEPARTMENT	TEWKSBURY	31,342	Active
THE GREENS	TYNGSBOROUGH	25	Inactive
THE MEETING HOUSE @ STOW CONDO	STOW	92	Active
THE PRESERVE AT HOPKINTON CONDO	BOYLSTON	80	Active
THE VILLAGE AT SHEPLEY HILL	SUDBURY	52	Active
TOWN OFFICES	CARLISLE	25	Inactive
TOWNSEND WATER DEPARTMENT	TOWNSEND	6,500	Active
TYNGSBORO CAMPGROUND	TYNGSBOROUGH	60	Inactive
TYNGSBOROUGH WATER DISTRICT	TYNGSBOROUGH	4,416	Active
U.S. ARMY HUDSON FAMILY HOUSING	NATICK	93	Inactive
US ARMY SOLDIER SYSTEMS COMMAND	NATICK	1,000	Inactive
VALLEYHEAD HOSPITAL	CARLISLE	25	Inactive
VILLAGE ARMS APTS./SPRING HILL COMMOMS	ACTON	472	Inactive
VILLAGE AT HIGHLAND PARK	WHITINSVILLE	50	Active
VILLAGES AT STOW	NASHUA	300	Active
VINE BROOK ESTATES	WESTFORD	233	Inactive
WAKEFIELD WATER DEPT	WAKEFIELD	27,090	Active
WALTHAM WATER DEPARTMENT	WALTHAM	65,218	Active
WATERTOWN WATER DEPT. (MWRA)	WATERTOWN	35,329	Active
WAYLAND WATER DEPARTMENT	WAYLAND	13,196	Active
WEST GROTON WATER SUPPLY DISTRICT	GROTON	1,853	Active
WESTFORD WATER DEPARTMENT	WESTFORD	18,680	Active
WESTON WATER DEPT.	WESTON	11,941	Active
WHITNEY HOMESTEAD REST HOME	STOW	25	Inactive
WILMINGTON WATER DEPT	WILMINGTON	22,481	Active
WINCHESTER WATER DEPT	WINCHESTER	22,970	Active
WINTHROP HOUSE	BOXBOROUGH	25	Inactive
WITCHES BROOK WATER COMPANY	TOWNSEND	1,656	Inactive
WOBURN WATER DEPT.	WOBURN	40,876	Active
WOODHAVEN ELDER HOUSING COMMITTEE	SHERBORN	30	Active
WOODLAND RIDGE	LEOMINSTER	125	Active
WOODVALE CONDOMINIUM	ACTON	170	Inactive
WOODWARD VILLAGE	CONCORD	54	Active